diff --git a/Billing/src/V1/Client/CloudBillingClient.php b/Billing/src/V1/Client/CloudBillingClient.php
index 02b89aa9701..22c52e0254b 100644
--- a/Billing/src/V1/Client/CloudBillingClient.php
+++ b/Billing/src/V1/Client/CloudBillingClient.php
@@ -49,6 +49,7 @@
 use Google\Cloud\Iam\V1\TestIamPermissionsRequest;
 use Google\Cloud\Iam\V1\TestIamPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Retrieves the Google Cloud Console billing accounts and associates them with
@@ -217,14 +218,14 @@ public static function projectBillingInfoName(string $project): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -279,6 +280,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Billing/src/V1/Client/CloudCatalogClient.php b/Billing/src/V1/Client/CloudCatalogClient.php
index 43ab99307e9..74acd2239af 100644
--- a/Billing/src/V1/Client/CloudCatalogClient.php
+++ b/Billing/src/V1/Client/CloudCatalogClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Billing\V1\ListServicesRequest;
 use Google\Cloud\Billing\V1\ListSkusRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: A catalog of Google Cloud Platform services and SKUs.
@@ -130,14 +131,14 @@ public static function serviceName(string $service): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -192,6 +193,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/BillingBudgets/src/V1/Client/BudgetServiceClient.php b/BillingBudgets/src/V1/Client/BudgetServiceClient.php
index faf7e849300..67a4975ab52 100644
--- a/BillingBudgets/src/V1/Client/BudgetServiceClient.php
+++ b/BillingBudgets/src/V1/Client/BudgetServiceClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Billing\Budgets\V1\ListBudgetsRequest;
 use Google\Cloud\Billing\Budgets\V1\UpdateBudgetRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: BudgetService stores Cloud Billing budgets, which define a
@@ -153,14 +154,14 @@ public static function budgetName(string $billingAccount, string $budget): strin
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -215,6 +216,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/BinaryAuthorization/src/V1/Client/BinauthzManagementServiceV1Client.php b/BinaryAuthorization/src/V1/Client/BinauthzManagementServiceV1Client.php
index 488eb5f606d..a4d71236fb4 100644
--- a/BinaryAuthorization/src/V1/Client/BinauthzManagementServiceV1Client.php
+++ b/BinaryAuthorization/src/V1/Client/BinauthzManagementServiceV1Client.php
@@ -43,6 +43,7 @@
 use Google\Cloud\BinaryAuthorization\V1\UpdateAttestorRequest;
 use Google\Cloud\BinaryAuthorization\V1\UpdatePolicyRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Google Cloud Management Service for Binary Authorization admission policies
@@ -209,14 +210,14 @@ public static function projectPolicyName(string $project): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -271,6 +272,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/BinaryAuthorization/src/V1/Client/SystemPolicyV1Client.php b/BinaryAuthorization/src/V1/Client/SystemPolicyV1Client.php
index cb6080c475b..e6847f54a6d 100644
--- a/BinaryAuthorization/src/V1/Client/SystemPolicyV1Client.php
+++ b/BinaryAuthorization/src/V1/Client/SystemPolicyV1Client.php
@@ -35,6 +35,7 @@
 use Google\Cloud\BinaryAuthorization\V1\GetSystemPolicyRequest;
 use Google\Cloud\BinaryAuthorization\V1\Policy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: API for working with the system policy.
@@ -154,14 +155,14 @@ public static function projectPolicyName(string $project): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -216,6 +217,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/BinaryAuthorization/src/V1/Client/ValidationHelperV1Client.php b/BinaryAuthorization/src/V1/Client/ValidationHelperV1Client.php
index 9123dc241ac..77872d7ec47 100644
--- a/BinaryAuthorization/src/V1/Client/ValidationHelperV1Client.php
+++ b/BinaryAuthorization/src/V1/Client/ValidationHelperV1Client.php
@@ -34,6 +34,7 @@
 use Google\Cloud\BinaryAuthorization\V1\ValidateAttestationOccurrenceRequest;
 use Google\Cloud\BinaryAuthorization\V1\ValidateAttestationOccurrenceResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: BinAuthz Attestor verification
@@ -138,6 +139,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Build/src/V2/Client/RepositoryManagerClient.php b/Build/src/V2/Client/RepositoryManagerClient.php
index 59e1209b7b9..a00cd0756e9 100644
--- a/Build/src/V2/Client/RepositoryManagerClient.php
+++ b/Build/src/V2/Client/RepositoryManagerClient.php
@@ -61,6 +61,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Manages connections to source code repositories.
@@ -306,14 +307,14 @@ public static function serviceName(string $project, string $location, string $na
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -368,6 +369,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/CertificateManager/src/V1/Client/CertificateManagerClient.php b/CertificateManager/src/V1/Client/CertificateManagerClient.php
index 2a58a4829c8..1065f56cf65 100644
--- a/CertificateManager/src/V1/Client/CertificateManagerClient.php
+++ b/CertificateManager/src/V1/Client/CertificateManagerClient.php
@@ -75,6 +75,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: API Overview
@@ -420,14 +421,14 @@ public static function trustConfigName(string $project, string $location, string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -482,6 +483,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Channel/src/V1/Client/CloudChannelReportsServiceClient.php b/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
index d85b5aeecd8..851286cb7be 100644
--- a/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
+++ b/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
@@ -42,6 +42,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: CloudChannelReportsService lets Google Cloud resellers and
@@ -213,14 +214,14 @@ public static function reportJobName(string $account, string $reportJob): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -275,6 +276,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Channel/src/V1/Client/CloudChannelServiceClient.php b/Channel/src/V1/Client/CloudChannelServiceClient.php
index 29aee928033..fa1512e22cd 100644
--- a/Channel/src/V1/Client/CloudChannelServiceClient.php
+++ b/Channel/src/V1/Client/CloudChannelServiceClient.php
@@ -98,6 +98,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: CloudChannelService lets Google cloud resellers and distributors manage
@@ -442,14 +443,14 @@ public static function skuGroupName(string $account, string $skuGroup): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -504,6 +505,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php b/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
index 4ae766daf30..b3fb5a9caa8 100644
--- a/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
+++ b/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
@@ -43,6 +43,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: ConsumerProcurementService allows customers to make purchases of products
@@ -250,14 +251,14 @@ public static function serviceOfferName(string $service, string $offer): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -313,6 +314,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php b/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
index 1bd42c157ed..105150c7a0f 100644
--- a/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
+++ b/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Commerce\Consumer\Procurement\V1\UnassignResponse;
 use Google\Cloud\Commerce\Consumer\Procurement\V1\UpdateLicensePoolRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service for managing licenses.
@@ -136,14 +137,14 @@ public static function licensePoolName(string $billingAccount, string $order): s
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -199,6 +200,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/AcceleratorTypesClient.php b/Compute/src/V1/Client/AcceleratorTypesClient.php
index dc52ead7f60..3c3f15a48e0 100644
--- a/Compute/src/V1/Client/AcceleratorTypesClient.php
+++ b/Compute/src/V1/Client/AcceleratorTypesClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\GetAcceleratorTypeRequest;
 use Google\Cloud\Compute\V1\ListAcceleratorTypesRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description:
@@ -161,6 +162,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/AddressesClient.php b/Compute/src/V1/Client/AddressesClient.php
index 7828797dc11..f798b4c3a0a 100644
--- a/Compute/src/V1/Client/AddressesClient.php
+++ b/Compute/src/V1/Client/AddressesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\SetLabelsAddressRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Addresses API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/AutoscalersClient.php b/Compute/src/V1/Client/AutoscalersClient.php
index 3a0f47f7084..aea2fb08929 100644
--- a/Compute/src/V1/Client/AutoscalersClient.php
+++ b/Compute/src/V1/Client/AutoscalersClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\UpdateAutoscalerRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Autoscalers API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/BackendBucketsClient.php b/Compute/src/V1/Client/BackendBucketsClient.php
index da0be511720..d6d8dda1ab0 100644
--- a/Compute/src/V1/Client/BackendBucketsClient.php
+++ b/Compute/src/V1/Client/BackendBucketsClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\UpdateBackendBucketRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The BackendBuckets API.
@@ -232,6 +233,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/BackendServicesClient.php b/Compute/src/V1/Client/BackendServicesClient.php
index ed7f64f78c2..f7ccad9066f 100644
--- a/Compute/src/V1/Client/BackendServicesClient.php
+++ b/Compute/src/V1/Client/BackendServicesClient.php
@@ -55,6 +55,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\UpdateBackendServiceRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The BackendServices API.
@@ -241,6 +242,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/DiskTypesClient.php b/Compute/src/V1/Client/DiskTypesClient.php
index 809e1bd8843..1c2f7091eb0 100644
--- a/Compute/src/V1/Client/DiskTypesClient.php
+++ b/Compute/src/V1/Client/DiskTypesClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\GetDiskTypeRequest;
 use Google\Cloud\Compute\V1\ListDiskTypesRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The DiskTypes API.
@@ -158,6 +159,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/DisksClient.php b/Compute/src/V1/Client/DisksClient.php
index fbd72157b86..67ebe8ee1a1 100644
--- a/Compute/src/V1/Client/DisksClient.php
+++ b/Compute/src/V1/Client/DisksClient.php
@@ -56,6 +56,7 @@
 use Google\Cloud\Compute\V1\UpdateDiskRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Disks API.
@@ -245,6 +246,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ExternalVpnGatewaysClient.php b/Compute/src/V1/Client/ExternalVpnGatewaysClient.php
index c79c99f1102..9f12a58a799 100644
--- a/Compute/src/V1/Client/ExternalVpnGatewaysClient.php
+++ b/Compute/src/V1/Client/ExternalVpnGatewaysClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsExternalVpnGatewayRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ExternalVpnGateways API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/FirewallPoliciesClient.php b/Compute/src/V1/Client/FirewallPoliciesClient.php
index b0da655911f..6a140bd887e 100644
--- a/Compute/src/V1/Client/FirewallPoliciesClient.php
+++ b/Compute/src/V1/Client/FirewallPoliciesClient.php
@@ -59,6 +59,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsFirewallPolicyRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The FirewallPolicies API.
@@ -246,6 +247,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/FirewallsClient.php b/Compute/src/V1/Client/FirewallsClient.php
index e329d97a3fe..b3e1f395551 100644
--- a/Compute/src/V1/Client/FirewallsClient.php
+++ b/Compute/src/V1/Client/FirewallsClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\PatchFirewallRequest;
 use Google\Cloud\Compute\V1\UpdateFirewallRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Firewalls API.
@@ -218,6 +219,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ForwardingRulesClient.php b/Compute/src/V1/Client/ForwardingRulesClient.php
index 0e3b5ec4a75..57df7772321 100644
--- a/Compute/src/V1/Client/ForwardingRulesClient.php
+++ b/Compute/src/V1/Client/ForwardingRulesClient.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Compute\V1\SetLabelsForwardingRuleRequest;
 use Google\Cloud\Compute\V1\SetTargetForwardingRuleRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ForwardingRules API.
@@ -223,6 +224,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalAddressesClient.php b/Compute/src/V1/Client/GlobalAddressesClient.php
index f2fc0e79bac..4965e73db22 100644
--- a/Compute/src/V1/Client/GlobalAddressesClient.php
+++ b/Compute/src/V1/Client/GlobalAddressesClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\MoveGlobalAddressRequest;
 use Google\Cloud\Compute\V1\SetLabelsGlobalAddressRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalAddresses API.
@@ -218,6 +219,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalForwardingRulesClient.php b/Compute/src/V1/Client/GlobalForwardingRulesClient.php
index c3d7e3e1694..629c651515c 100644
--- a/Compute/src/V1/Client/GlobalForwardingRulesClient.php
+++ b/Compute/src/V1/Client/GlobalForwardingRulesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\SetLabelsGlobalForwardingRuleRequest;
 use Google\Cloud\Compute\V1\SetTargetGlobalForwardingRuleRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalForwardingRules API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalNetworkEndpointGroupsClient.php b/Compute/src/V1/Client/GlobalNetworkEndpointGroupsClient.php
index 1d4c5922a5a..4cc74c1d89a 100644
--- a/Compute/src/V1/Client/GlobalNetworkEndpointGroupsClient.php
+++ b/Compute/src/V1/Client/GlobalNetworkEndpointGroupsClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\ListNetworkEndpointsGlobalNetworkEndpointGroupsRequest;
 use Google\Cloud\Compute\V1\NetworkEndpointGroup;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalNetworkEndpointGroups API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalOperationsClient.php b/Compute/src/V1/Client/GlobalOperationsClient.php
index c65bd799d79..bfd64e4a17f 100644
--- a/Compute/src/V1/Client/GlobalOperationsClient.php
+++ b/Compute/src/V1/Client/GlobalOperationsClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\Operation;
 use Google\Cloud\Compute\V1\WaitGlobalOperationRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalOperations API.
@@ -162,6 +163,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalOrganizationOperationsClient.php b/Compute/src/V1/Client/GlobalOrganizationOperationsClient.php
index 791738e5f0c..9bf33f58d82 100644
--- a/Compute/src/V1/Client/GlobalOrganizationOperationsClient.php
+++ b/Compute/src/V1/Client/GlobalOrganizationOperationsClient.php
@@ -38,6 +38,7 @@
 use Google\Cloud\Compute\V1\ListGlobalOrganizationOperationsRequest;
 use Google\Cloud\Compute\V1\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalOrganizationOperations API.
@@ -158,6 +159,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/GlobalPublicDelegatedPrefixesClient.php b/Compute/src/V1/Client/GlobalPublicDelegatedPrefixesClient.php
index c0b485e86eb..2ffacb2b68d 100644
--- a/Compute/src/V1/Client/GlobalPublicDelegatedPrefixesClient.php
+++ b/Compute/src/V1/Client/GlobalPublicDelegatedPrefixesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\PatchGlobalPublicDelegatedPrefixeRequest;
 use Google\Cloud\Compute\V1\PublicDelegatedPrefix;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The GlobalPublicDelegatedPrefixes API.
@@ -216,6 +217,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/HealthChecksClient.php b/Compute/src/V1/Client/HealthChecksClient.php
index da04d3351ee..2f9be60f648 100644
--- a/Compute/src/V1/Client/HealthChecksClient.php
+++ b/Compute/src/V1/Client/HealthChecksClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\PatchHealthCheckRequest;
 use Google\Cloud\Compute\V1\UpdateHealthCheckRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The HealthChecks API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ImageFamilyViewsClient.php b/Compute/src/V1/Client/ImageFamilyViewsClient.php
index 7e9138f198c..efa34d0fd93 100644
--- a/Compute/src/V1/Client/ImageFamilyViewsClient.php
+++ b/Compute/src/V1/Client/ImageFamilyViewsClient.php
@@ -34,6 +34,7 @@
 use Google\Cloud\Compute\V1\GetImageFamilyViewRequest;
 use Google\Cloud\Compute\V1\ImageFamilyView;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ImageFamilyViews API.
@@ -153,6 +154,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ImagesClient.php b/Compute/src/V1/Client/ImagesClient.php
index dbf6626d9f9..09d6753741d 100644
--- a/Compute/src/V1/Client/ImagesClient.php
+++ b/Compute/src/V1/Client/ImagesClient.php
@@ -49,6 +49,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsImageRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Images API.
@@ -230,6 +231,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstanceGroupManagerResizeRequestsClient.php b/Compute/src/V1/Client/InstanceGroupManagerResizeRequestsClient.php
index 5767addf640..9d98319834f 100644
--- a/Compute/src/V1/Client/InstanceGroupManagerResizeRequestsClient.php
+++ b/Compute/src/V1/Client/InstanceGroupManagerResizeRequestsClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\ListInstanceGroupManagerResizeRequestsRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstanceGroupManagerResizeRequests API.
@@ -217,6 +218,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstanceGroupManagersClient.php b/Compute/src/V1/Client/InstanceGroupManagersClient.php
index c46b91e92d0..1d27b1eb27a 100644
--- a/Compute/src/V1/Client/InstanceGroupManagersClient.php
+++ b/Compute/src/V1/Client/InstanceGroupManagersClient.php
@@ -60,6 +60,7 @@
 use Google\Cloud\Compute\V1\UpdatePerInstanceConfigsInstanceGroupManagerRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstanceGroupManagers API.
@@ -255,6 +256,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstanceGroupsClient.php b/Compute/src/V1/Client/InstanceGroupsClient.php
index e410e538ed9..8f8010885e0 100644
--- a/Compute/src/V1/Client/InstanceGroupsClient.php
+++ b/Compute/src/V1/Client/InstanceGroupsClient.php
@@ -45,6 +45,7 @@
 use Google\Cloud\Compute\V1\SetNamedPortsInstanceGroupRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstanceGroups API.
@@ -225,6 +226,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstanceSettingsServiceClient.php b/Compute/src/V1/Client/InstanceSettingsServiceClient.php
index fe3e8ccd869..8e3c906e78c 100644
--- a/Compute/src/V1/Client/InstanceSettingsServiceClient.php
+++ b/Compute/src/V1/Client/InstanceSettingsServiceClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\PatchInstanceSettingRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstanceSettings API.
@@ -210,6 +211,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstanceTemplatesClient.php b/Compute/src/V1/Client/InstanceTemplatesClient.php
index fda867d9b4d..0832ae0295d 100644
--- a/Compute/src/V1/Client/InstanceTemplatesClient.php
+++ b/Compute/src/V1/Client/InstanceTemplatesClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsInstanceTemplateRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstanceTemplates API.
@@ -224,6 +225,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstancesClient.php b/Compute/src/V1/Client/InstancesClient.php
index b586e495911..70992871a5e 100644
--- a/Compute/src/V1/Client/InstancesClient.php
+++ b/Compute/src/V1/Client/InstancesClient.php
@@ -92,6 +92,7 @@
 use Google\Cloud\Compute\V1\UpdateShieldedInstanceConfigInstanceRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Instances API.
@@ -311,6 +312,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InstantSnapshotsClient.php b/Compute/src/V1/Client/InstantSnapshotsClient.php
index b9ad51179ff..1b1d58d00da 100644
--- a/Compute/src/V1/Client/InstantSnapshotsClient.php
+++ b/Compute/src/V1/Client/InstantSnapshotsClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InstantSnapshots API.
@@ -227,6 +228,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InterconnectAttachmentsClient.php b/Compute/src/V1/Client/InterconnectAttachmentsClient.php
index 78c03cf449e..423a79697a5 100644
--- a/Compute/src/V1/Client/InterconnectAttachmentsClient.php
+++ b/Compute/src/V1/Client/InterconnectAttachmentsClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\SetLabelsInterconnectAttachmentRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InterconnectAttachments API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InterconnectLocationsClient.php b/Compute/src/V1/Client/InterconnectLocationsClient.php
index 279ca2725b3..16d4c002810 100644
--- a/Compute/src/V1/Client/InterconnectLocationsClient.php
+++ b/Compute/src/V1/Client/InterconnectLocationsClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\InterconnectLocation;
 use Google\Cloud\Compute\V1\ListInterconnectLocationsRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InterconnectLocations API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InterconnectRemoteLocationsClient.php b/Compute/src/V1/Client/InterconnectRemoteLocationsClient.php
index 897b517a1aa..db82c039ae1 100644
--- a/Compute/src/V1/Client/InterconnectRemoteLocationsClient.php
+++ b/Compute/src/V1/Client/InterconnectRemoteLocationsClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\InterconnectRemoteLocation;
 use Google\Cloud\Compute\V1\ListInterconnectRemoteLocationsRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The InterconnectRemoteLocations API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/InterconnectsClient.php b/Compute/src/V1/Client/InterconnectsClient.php
index ee301503127..d6c56e77c2a 100644
--- a/Compute/src/V1/Client/InterconnectsClient.php
+++ b/Compute/src/V1/Client/InterconnectsClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\PatchInterconnectRequest;
 use Google\Cloud\Compute\V1\SetLabelsInterconnectRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Interconnects API.
@@ -224,6 +225,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/LicenseCodesClient.php b/Compute/src/V1/Client/LicenseCodesClient.php
index 49e2c2e758d..5b729bc52cc 100644
--- a/Compute/src/V1/Client/LicenseCodesClient.php
+++ b/Compute/src/V1/Client/LicenseCodesClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsLicenseCodeRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The LicenseCodes API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/LicensesClient.php b/Compute/src/V1/Client/LicensesClient.php
index 40814a6fde4..f728af1be42 100644
--- a/Compute/src/V1/Client/LicensesClient.php
+++ b/Compute/src/V1/Client/LicensesClient.php
@@ -45,6 +45,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsLicenseRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Licenses API.
@@ -222,6 +223,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/MachineImagesClient.php b/Compute/src/V1/Client/MachineImagesClient.php
index e86c366fa86..5e54a2a7fc7 100644
--- a/Compute/src/V1/Client/MachineImagesClient.php
+++ b/Compute/src/V1/Client/MachineImagesClient.php
@@ -45,6 +45,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsMachineImageRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The MachineImages API.
@@ -222,6 +223,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/MachineTypesClient.php b/Compute/src/V1/Client/MachineTypesClient.php
index 056360630a3..1cda06c87f9 100644
--- a/Compute/src/V1/Client/MachineTypesClient.php
+++ b/Compute/src/V1/Client/MachineTypesClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\ListMachineTypesRequest;
 use Google\Cloud\Compute\V1\MachineType;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The MachineTypes API.
@@ -158,6 +159,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworkAttachmentsClient.php b/Compute/src/V1/Client/NetworkAttachmentsClient.php
index cde656105c1..d1ff89b3e5a 100644
--- a/Compute/src/V1/Client/NetworkAttachmentsClient.php
+++ b/Compute/src/V1/Client/NetworkAttachmentsClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsNetworkAttachmentRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NetworkAttachments API.
@@ -227,6 +228,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworkEdgeSecurityServicesClient.php b/Compute/src/V1/Client/NetworkEdgeSecurityServicesClient.php
index ddeeea77965..0f23cf59f1c 100644
--- a/Compute/src/V1/Client/NetworkEdgeSecurityServicesClient.php
+++ b/Compute/src/V1/Client/NetworkEdgeSecurityServicesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\PatchNetworkEdgeSecurityServiceRequest;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NetworkEdgeSecurityServices API.
@@ -217,6 +218,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworkEndpointGroupsClient.php b/Compute/src/V1/Client/NetworkEndpointGroupsClient.php
index 458b2c4ed9c..77cb1e2b1d7 100644
--- a/Compute/src/V1/Client/NetworkEndpointGroupsClient.php
+++ b/Compute/src/V1/Client/NetworkEndpointGroupsClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NetworkEndpointGroups API.
@@ -226,6 +227,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworkFirewallPoliciesClient.php b/Compute/src/V1/Client/NetworkFirewallPoliciesClient.php
index 7d808bae414..c00454359c5 100644
--- a/Compute/src/V1/Client/NetworkFirewallPoliciesClient.php
+++ b/Compute/src/V1/Client/NetworkFirewallPoliciesClient.php
@@ -56,6 +56,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsNetworkFirewallPolicyRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NetworkFirewallPolicies API.
@@ -242,6 +243,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworkProfilesClient.php b/Compute/src/V1/Client/NetworkProfilesClient.php
index 7c51a26d4f0..b4fea48c9dc 100644
--- a/Compute/src/V1/Client/NetworkProfilesClient.php
+++ b/Compute/src/V1/Client/NetworkProfilesClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\NetworkProfile;
 use Google\Cloud\Compute\V1\NetworkProfilesListResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NetworkProfiles API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NetworksClient.php b/Compute/src/V1/Client/NetworksClient.php
index 36f047fc61d..e6b1fe0559a 100644
--- a/Compute/src/V1/Client/NetworksClient.php
+++ b/Compute/src/V1/Client/NetworksClient.php
@@ -48,6 +48,7 @@
 use Google\Cloud\Compute\V1\SwitchToCustomModeNetworkRequest;
 use Google\Cloud\Compute\V1\UpdatePeeringNetworkRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Networks API.
@@ -229,6 +230,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NodeGroupsClient.php b/Compute/src/V1/Client/NodeGroupsClient.php
index f40ca2c1931..f518824e3e8 100644
--- a/Compute/src/V1/Client/NodeGroupsClient.php
+++ b/Compute/src/V1/Client/NodeGroupsClient.php
@@ -53,6 +53,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NodeGroups API.
@@ -239,6 +240,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NodeTemplatesClient.php b/Compute/src/V1/Client/NodeTemplatesClient.php
index 7afb18530d5..35c1b2c4409 100644
--- a/Compute/src/V1/Client/NodeTemplatesClient.php
+++ b/Compute/src/V1/Client/NodeTemplatesClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsNodeTemplateRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NodeTemplates API.
@@ -225,6 +226,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/NodeTypesClient.php b/Compute/src/V1/Client/NodeTypesClient.php
index 446a3bd3c2d..8ab68640758 100644
--- a/Compute/src/V1/Client/NodeTypesClient.php
+++ b/Compute/src/V1/Client/NodeTypesClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\ListNodeTypesRequest;
 use Google\Cloud\Compute\V1\NodeType;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The NodeTypes API.
@@ -158,6 +159,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/PacketMirroringsClient.php b/Compute/src/V1/Client/PacketMirroringsClient.php
index 6c385f21864..159f481c8cc 100644
--- a/Compute/src/V1/Client/PacketMirroringsClient.php
+++ b/Compute/src/V1/Client/PacketMirroringsClient.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsPacketMirroringRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The PacketMirrorings API.
@@ -222,6 +223,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ProjectsClient.php b/Compute/src/V1/Client/ProjectsClient.php
index 20e9ebf6b9e..71bd41128f7 100644
--- a/Compute/src/V1/Client/ProjectsClient.php
+++ b/Compute/src/V1/Client/ProjectsClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\SetDefaultNetworkTierProjectRequest;
 use Google\Cloud\Compute\V1\SetUsageExportBucketProjectRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Projects API.
@@ -234,6 +235,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/PublicAdvertisedPrefixesClient.php b/Compute/src/V1/Client/PublicAdvertisedPrefixesClient.php
index 22d4ce334f6..c45e75fd004 100644
--- a/Compute/src/V1/Client/PublicAdvertisedPrefixesClient.php
+++ b/Compute/src/V1/Client/PublicAdvertisedPrefixesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\PublicAdvertisedPrefix;
 use Google\Cloud\Compute\V1\WithdrawPublicAdvertisedPrefixeRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The PublicAdvertisedPrefixes API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/PublicDelegatedPrefixesClient.php b/Compute/src/V1/Client/PublicDelegatedPrefixesClient.php
index ff39d7612d6..446b21cff3e 100644
--- a/Compute/src/V1/Client/PublicDelegatedPrefixesClient.php
+++ b/Compute/src/V1/Client/PublicDelegatedPrefixesClient.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\WithdrawPublicDelegatedPrefixeRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The PublicDelegatedPrefixes API.
@@ -223,6 +224,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionAutoscalersClient.php b/Compute/src/V1/Client/RegionAutoscalersClient.php
index 63d72cf3a26..ebdbe30c80c 100644
--- a/Compute/src/V1/Client/RegionAutoscalersClient.php
+++ b/Compute/src/V1/Client/RegionAutoscalersClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\UpdateRegionAutoscalerRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionAutoscalers API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionBackendServicesClient.php b/Compute/src/V1/Client/RegionBackendServicesClient.php
index 39b70150048..fd6d26141fe 100644
--- a/Compute/src/V1/Client/RegionBackendServicesClient.php
+++ b/Compute/src/V1/Client/RegionBackendServicesClient.php
@@ -51,6 +51,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\UpdateRegionBackendServiceRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionBackendServices API.
@@ -234,6 +235,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionCommitmentsClient.php b/Compute/src/V1/Client/RegionCommitmentsClient.php
index c7b33840271..855c5f69c2f 100644
--- a/Compute/src/V1/Client/RegionCommitmentsClient.php
+++ b/Compute/src/V1/Client/RegionCommitmentsClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\UpdateRegionCommitmentRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionCommitments API.
@@ -217,6 +218,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionDiskTypesClient.php b/Compute/src/V1/Client/RegionDiskTypesClient.php
index a16feaf3fe4..a7866ba46f7 100644
--- a/Compute/src/V1/Client/RegionDiskTypesClient.php
+++ b/Compute/src/V1/Client/RegionDiskTypesClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\GetRegionDiskTypeRequest;
 use Google\Cloud\Compute\V1\ListRegionDiskTypesRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionDiskTypes API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionDisksClient.php b/Compute/src/V1/Client/RegionDisksClient.php
index 91944f30ff6..7e80c108ac5 100644
--- a/Compute/src/V1/Client/RegionDisksClient.php
+++ b/Compute/src/V1/Client/RegionDisksClient.php
@@ -55,6 +55,7 @@
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use Google\Cloud\Compute\V1\UpdateRegionDiskRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionDisks API.
@@ -243,6 +244,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionHealthCheckServicesClient.php b/Compute/src/V1/Client/RegionHealthCheckServicesClient.php
index d800d8671ac..4e6f674f808 100644
--- a/Compute/src/V1/Client/RegionHealthCheckServicesClient.php
+++ b/Compute/src/V1/Client/RegionHealthCheckServicesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\PatchRegionHealthCheckServiceRequest;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionHealthCheckServices API.
@@ -217,6 +218,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionHealthChecksClient.php b/Compute/src/V1/Client/RegionHealthChecksClient.php
index 2e5e2957f30..a887497e71b 100644
--- a/Compute/src/V1/Client/RegionHealthChecksClient.php
+++ b/Compute/src/V1/Client/RegionHealthChecksClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\UpdateRegionHealthCheckRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionHealthChecks API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionInstanceGroupManagersClient.php b/Compute/src/V1/Client/RegionInstanceGroupManagersClient.php
index 31810c66eaa..3886e02333c 100644
--- a/Compute/src/V1/Client/RegionInstanceGroupManagersClient.php
+++ b/Compute/src/V1/Client/RegionInstanceGroupManagersClient.php
@@ -59,6 +59,7 @@
 use Google\Cloud\Compute\V1\SuspendInstancesRegionInstanceGroupManagerRequest;
 use Google\Cloud\Compute\V1\UpdatePerInstanceConfigsRegionInstanceGroupManagerRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionInstanceGroupManagers API.
@@ -253,6 +254,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionInstanceGroupsClient.php b/Compute/src/V1/Client/RegionInstanceGroupsClient.php
index 1461eab9738..c5bf92749a0 100644
--- a/Compute/src/V1/Client/RegionInstanceGroupsClient.php
+++ b/Compute/src/V1/Client/RegionInstanceGroupsClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\SetNamedPortsRegionInstanceGroupRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionInstanceGroups API.
@@ -215,6 +216,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionInstanceTemplatesClient.php b/Compute/src/V1/Client/RegionInstanceTemplatesClient.php
index b39df549f8b..370755f3dd4 100644
--- a/Compute/src/V1/Client/RegionInstanceTemplatesClient.php
+++ b/Compute/src/V1/Client/RegionInstanceTemplatesClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\ListRegionInstanceTemplatesRequest;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionInstanceTemplates API.
@@ -215,6 +216,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionInstancesClient.php b/Compute/src/V1/Client/RegionInstancesClient.php
index 8f97283b0bd..11301669a4e 100644
--- a/Compute/src/V1/Client/RegionInstancesClient.php
+++ b/Compute/src/V1/Client/RegionInstancesClient.php
@@ -35,6 +35,7 @@
 use Google\Cloud\Compute\V1\BulkInsertRegionInstanceRequest;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionInstances API.
@@ -207,6 +208,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionInstantSnapshotsClient.php b/Compute/src/V1/Client/RegionInstantSnapshotsClient.php
index b72a3a3deaf..e4d8719937a 100644
--- a/Compute/src/V1/Client/RegionInstantSnapshotsClient.php
+++ b/Compute/src/V1/Client/RegionInstantSnapshotsClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsRegionInstantSnapshotRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionInstantSnapshots API.
@@ -225,6 +226,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionNetworkEndpointGroupsClient.php b/Compute/src/V1/Client/RegionNetworkEndpointGroupsClient.php
index c5c362033cc..25c6581bdae 100644
--- a/Compute/src/V1/Client/RegionNetworkEndpointGroupsClient.php
+++ b/Compute/src/V1/Client/RegionNetworkEndpointGroupsClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\NetworkEndpointGroup;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionNetworkEndpointGroups API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionNetworkFirewallPoliciesClient.php b/Compute/src/V1/Client/RegionNetworkFirewallPoliciesClient.php
index afe1d4fbdd1..5133565b40d 100644
--- a/Compute/src/V1/Client/RegionNetworkFirewallPoliciesClient.php
+++ b/Compute/src/V1/Client/RegionNetworkFirewallPoliciesClient.php
@@ -58,6 +58,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsRegionNetworkFirewallPolicyRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionNetworkFirewallPolicies API.
@@ -246,6 +247,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionNotificationEndpointsClient.php b/Compute/src/V1/Client/RegionNotificationEndpointsClient.php
index a82bbf258f2..eb3155b50fe 100644
--- a/Compute/src/V1/Client/RegionNotificationEndpointsClient.php
+++ b/Compute/src/V1/Client/RegionNotificationEndpointsClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\NotificationEndpoint;
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionNotificationEndpoints API.
@@ -215,6 +216,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionOperationsClient.php b/Compute/src/V1/Client/RegionOperationsClient.php
index 572a031787d..e65f5f1ea50 100644
--- a/Compute/src/V1/Client/RegionOperationsClient.php
+++ b/Compute/src/V1/Client/RegionOperationsClient.php
@@ -39,6 +39,7 @@
 use Google\Cloud\Compute\V1\Operation;
 use Google\Cloud\Compute\V1\WaitRegionOperationRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionOperations API.
@@ -160,6 +161,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionSecurityPoliciesClient.php b/Compute/src/V1/Client/RegionSecurityPoliciesClient.php
index 7cc25f9a513..ecbd14ed60f 100644
--- a/Compute/src/V1/Client/RegionSecurityPoliciesClient.php
+++ b/Compute/src/V1/Client/RegionSecurityPoliciesClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\SecurityPolicyRule;
 use Google\Cloud\Compute\V1\SetLabelsRegionSecurityPolicyRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionSecurityPolicies API.
@@ -228,6 +229,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionSslCertificatesClient.php b/Compute/src/V1/Client/RegionSslCertificatesClient.php
index 66c8c2ecbde..dcacff0780d 100644
--- a/Compute/src/V1/Client/RegionSslCertificatesClient.php
+++ b/Compute/src/V1/Client/RegionSslCertificatesClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\SslCertificate;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionSslCertificates API.
@@ -215,6 +216,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionSslPoliciesClient.php b/Compute/src/V1/Client/RegionSslPoliciesClient.php
index 55b408a9e90..81729c42eb3 100644
--- a/Compute/src/V1/Client/RegionSslPoliciesClient.php
+++ b/Compute/src/V1/Client/RegionSslPoliciesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\SslPoliciesListAvailableFeaturesResponse;
 use Google\Cloud\Compute\V1\SslPolicy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionSslPolicies API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionTargetHttpProxiesClient.php b/Compute/src/V1/Client/RegionTargetHttpProxiesClient.php
index 3b37e86078a..8b14b85c1f1 100644
--- a/Compute/src/V1/Client/RegionTargetHttpProxiesClient.php
+++ b/Compute/src/V1/Client/RegionTargetHttpProxiesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\SetUrlMapRegionTargetHttpProxyRequest;
 use Google\Cloud\Compute\V1\TargetHttpProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionTargetHttpProxies API.
@@ -217,6 +218,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionTargetHttpsProxiesClient.php b/Compute/src/V1/Client/RegionTargetHttpsProxiesClient.php
index 5b57f85e75e..abf70fc3ed7 100644
--- a/Compute/src/V1/Client/RegionTargetHttpsProxiesClient.php
+++ b/Compute/src/V1/Client/RegionTargetHttpsProxiesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\SetUrlMapRegionTargetHttpsProxyRequest;
 use Google\Cloud\Compute\V1\TargetHttpsProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionTargetHttpsProxies API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionTargetTcpProxiesClient.php b/Compute/src/V1/Client/RegionTargetTcpProxiesClient.php
index 09448247720..db6f5d123f9 100644
--- a/Compute/src/V1/Client/RegionTargetTcpProxiesClient.php
+++ b/Compute/src/V1/Client/RegionTargetTcpProxiesClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\RegionOperationsClient;
 use Google\Cloud\Compute\V1\TargetTcpProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionTargetTcpProxies API.
@@ -215,6 +216,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionUrlMapsClient.php b/Compute/src/V1/Client/RegionUrlMapsClient.php
index 2fa11a601e9..8e228a30395 100644
--- a/Compute/src/V1/Client/RegionUrlMapsClient.php
+++ b/Compute/src/V1/Client/RegionUrlMapsClient.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Compute\V1\UrlMapsValidateResponse;
 use Google\Cloud\Compute\V1\ValidateRegionUrlMapRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionUrlMaps API.
@@ -222,6 +223,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionZonesClient.php b/Compute/src/V1/Client/RegionZonesClient.php
index 675c31fbe7b..3dd7458bfbd 100644
--- a/Compute/src/V1/Client/RegionZonesClient.php
+++ b/Compute/src/V1/Client/RegionZonesClient.php
@@ -34,6 +34,7 @@
 use Google\Auth\FetchAuthTokenInterface;
 use Google\Cloud\Compute\V1\ListRegionZonesRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The RegionZones API.
@@ -153,6 +154,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RegionsClient.php b/Compute/src/V1/Client/RegionsClient.php
index 1226110cc8a..f51d34e549c 100644
--- a/Compute/src/V1/Client/RegionsClient.php
+++ b/Compute/src/V1/Client/RegionsClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\ListRegionsRequest;
 use Google\Cloud\Compute\V1\Region;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Regions API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ReservationsClient.php b/Compute/src/V1/Client/ReservationsClient.php
index 4d8b10692d9..1c0a64055b5 100644
--- a/Compute/src/V1/Client/ReservationsClient.php
+++ b/Compute/src/V1/Client/ReservationsClient.php
@@ -48,6 +48,7 @@
 use Google\Cloud\Compute\V1\UpdateReservationRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Reservations API.
@@ -229,6 +230,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ResourcePoliciesClient.php b/Compute/src/V1/Client/ResourcePoliciesClient.php
index f4149fd79ca..c36187cdf5d 100644
--- a/Compute/src/V1/Client/ResourcePoliciesClient.php
+++ b/Compute/src/V1/Client/ResourcePoliciesClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsResourcePolicyRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ResourcePolicies API.
@@ -227,6 +228,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RoutersClient.php b/Compute/src/V1/Client/RoutersClient.php
index 3a8a1aa2f23..4402f17662e 100644
--- a/Compute/src/V1/Client/RoutersClient.php
+++ b/Compute/src/V1/Client/RoutersClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\RoutersPreviewResponse;
 use Google\Cloud\Compute\V1\UpdateRouterRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Routers API.
@@ -232,6 +233,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/RoutesClient.php b/Compute/src/V1/Client/RoutesClient.php
index 4e88c130b66..79bc3b504c0 100644
--- a/Compute/src/V1/Client/RoutesClient.php
+++ b/Compute/src/V1/Client/RoutesClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Compute\V1\ListRoutesRequest;
 use Google\Cloud\Compute\V1\Route;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Routes API.
@@ -214,6 +215,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SecurityPoliciesClient.php b/Compute/src/V1/Client/SecurityPoliciesClient.php
index 32a1ce4502b..179d0f9f06e 100644
--- a/Compute/src/V1/Client/SecurityPoliciesClient.php
+++ b/Compute/src/V1/Client/SecurityPoliciesClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\SecurityPolicyRule;
 use Google\Cloud\Compute\V1\SetLabelsSecurityPolicyRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The SecurityPolicies API.
@@ -232,6 +233,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ServiceAttachmentsClient.php b/Compute/src/V1/Client/ServiceAttachmentsClient.php
index ff6e0ee2c0b..f5e388b8f3e 100644
--- a/Compute/src/V1/Client/ServiceAttachmentsClient.php
+++ b/Compute/src/V1/Client/ServiceAttachmentsClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsServiceAttachmentRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ServiceAttachments API.
@@ -227,6 +228,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SnapshotSettingsServiceClient.php b/Compute/src/V1/Client/SnapshotSettingsServiceClient.php
index c6b3ef74f96..f337d5ca505 100644
--- a/Compute/src/V1/Client/SnapshotSettingsServiceClient.php
+++ b/Compute/src/V1/Client/SnapshotSettingsServiceClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\PatchSnapshotSettingRequest;
 use Google\Cloud\Compute\V1\SnapshotSettings;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The SnapshotSettings API.
@@ -209,6 +210,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SnapshotsClient.php b/Compute/src/V1/Client/SnapshotsClient.php
index 1ba3afe8dcb..57a5c4796ac 100644
--- a/Compute/src/V1/Client/SnapshotsClient.php
+++ b/Compute/src/V1/Client/SnapshotsClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsSnapshotRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Snapshots API.
@@ -224,6 +225,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SslCertificatesClient.php b/Compute/src/V1/Client/SslCertificatesClient.php
index c3d0f63cf1e..1da44d8494b 100644
--- a/Compute/src/V1/Client/SslCertificatesClient.php
+++ b/Compute/src/V1/Client/SslCertificatesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\ListSslCertificatesRequest;
 use Google\Cloud\Compute\V1\SslCertificate;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The SslCertificates API.
@@ -216,6 +217,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SslPoliciesClient.php b/Compute/src/V1/Client/SslPoliciesClient.php
index bc4ece5cc7a..1515c5c1e73 100644
--- a/Compute/src/V1/Client/SslPoliciesClient.php
+++ b/Compute/src/V1/Client/SslPoliciesClient.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Compute\V1\SslPoliciesListAvailableFeaturesResponse;
 use Google\Cloud\Compute\V1\SslPolicy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The SslPolicies API.
@@ -221,6 +222,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/StoragePoolTypesClient.php b/Compute/src/V1/Client/StoragePoolTypesClient.php
index 580780decbe..0fa94fcf19d 100644
--- a/Compute/src/V1/Client/StoragePoolTypesClient.php
+++ b/Compute/src/V1/Client/StoragePoolTypesClient.php
@@ -37,6 +37,7 @@
 use Google\Cloud\Compute\V1\ListStoragePoolTypesRequest;
 use Google\Cloud\Compute\V1\StoragePoolType;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The StoragePoolTypes API.
@@ -158,6 +159,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/StoragePoolsClient.php b/Compute/src/V1/Client/StoragePoolsClient.php
index a83c088e4c4..08f09d87c87 100644
--- a/Compute/src/V1/Client/StoragePoolsClient.php
+++ b/Compute/src/V1/Client/StoragePoolsClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\UpdateStoragePoolRequest;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The StoragePools API.
@@ -231,6 +232,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/SubnetworksClient.php b/Compute/src/V1/Client/SubnetworksClient.php
index 577ba17b964..631c1a7743d 100644
--- a/Compute/src/V1/Client/SubnetworksClient.php
+++ b/Compute/src/V1/Client/SubnetworksClient.php
@@ -50,6 +50,7 @@
 use Google\Cloud\Compute\V1\TestIamPermissionsSubnetworkRequest;
 use Google\Cloud\Compute\V1\TestPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Subnetworks API.
@@ -233,6 +234,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetGrpcProxiesClient.php b/Compute/src/V1/Client/TargetGrpcProxiesClient.php
index 49ad7b9aaf4..1341b73c4c6 100644
--- a/Compute/src/V1/Client/TargetGrpcProxiesClient.php
+++ b/Compute/src/V1/Client/TargetGrpcProxiesClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Compute\V1\PatchTargetGrpcProxyRequest;
 use Google\Cloud\Compute\V1\TargetGrpcProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetGrpcProxies API.
@@ -216,6 +217,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetHttpProxiesClient.php b/Compute/src/V1/Client/TargetHttpProxiesClient.php
index 7c137aa86df..748f685210d 100644
--- a/Compute/src/V1/Client/TargetHttpProxiesClient.php
+++ b/Compute/src/V1/Client/TargetHttpProxiesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\SetUrlMapTargetHttpProxyRequest;
 use Google\Cloud\Compute\V1\TargetHttpProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetHttpProxies API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetHttpsProxiesClient.php b/Compute/src/V1/Client/TargetHttpsProxiesClient.php
index 6c16958e13a..1752b984098 100644
--- a/Compute/src/V1/Client/TargetHttpsProxiesClient.php
+++ b/Compute/src/V1/Client/TargetHttpsProxiesClient.php
@@ -47,6 +47,7 @@
 use Google\Cloud\Compute\V1\SetUrlMapTargetHttpsProxyRequest;
 use Google\Cloud\Compute\V1\TargetHttpsProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetHttpsProxies API.
@@ -228,6 +229,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetInstancesClient.php b/Compute/src/V1/Client/TargetInstancesClient.php
index 8181292accd..51f3ce08c9e 100644
--- a/Compute/src/V1/Client/TargetInstancesClient.php
+++ b/Compute/src/V1/Client/TargetInstancesClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\TargetInstance;
 use Google\Cloud\Compute\V1\ZoneOperationsClient;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetInstances API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetPoolsClient.php b/Compute/src/V1/Client/TargetPoolsClient.php
index 69aed2be524..a7e0cadc267 100644
--- a/Compute/src/V1/Client/TargetPoolsClient.php
+++ b/Compute/src/V1/Client/TargetPoolsClient.php
@@ -49,6 +49,7 @@
 use Google\Cloud\Compute\V1\TargetPool;
 use Google\Cloud\Compute\V1\TargetPoolInstanceHealth;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetPools API.
@@ -232,6 +233,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetSslProxiesClient.php b/Compute/src/V1/Client/TargetSslProxiesClient.php
index 74fb4c581ec..e87c3f71e13 100644
--- a/Compute/src/V1/Client/TargetSslProxiesClient.php
+++ b/Compute/src/V1/Client/TargetSslProxiesClient.php
@@ -45,6 +45,7 @@
 use Google\Cloud\Compute\V1\SetSslPolicyTargetSslProxyRequest;
 use Google\Cloud\Compute\V1\TargetSslProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetSslProxies API.
@@ -224,6 +225,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetTcpProxiesClient.php b/Compute/src/V1/Client/TargetTcpProxiesClient.php
index 4855b6d64c4..48e0b6de908 100644
--- a/Compute/src/V1/Client/TargetTcpProxiesClient.php
+++ b/Compute/src/V1/Client/TargetTcpProxiesClient.php
@@ -43,6 +43,7 @@
 use Google\Cloud\Compute\V1\SetProxyHeaderTargetTcpProxyRequest;
 use Google\Cloud\Compute\V1\TargetTcpProxy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetTcpProxies API.
@@ -220,6 +221,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/TargetVpnGatewaysClient.php b/Compute/src/V1/Client/TargetVpnGatewaysClient.php
index 67050e64eca..7c46c22e6d1 100644
--- a/Compute/src/V1/Client/TargetVpnGatewaysClient.php
+++ b/Compute/src/V1/Client/TargetVpnGatewaysClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\SetLabelsTargetVpnGatewayRequest;
 use Google\Cloud\Compute\V1\TargetVpnGateway;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The TargetVpnGateways API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/UrlMapsClient.php b/Compute/src/V1/Client/UrlMapsClient.php
index 1d0f47b3dc8..4e4a7fc0a02 100644
--- a/Compute/src/V1/Client/UrlMapsClient.php
+++ b/Compute/src/V1/Client/UrlMapsClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\UrlMapsValidateResponse;
 use Google\Cloud\Compute\V1\ValidateUrlMapRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The UrlMaps API.
@@ -225,6 +226,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/VpnGatewaysClient.php b/Compute/src/V1/Client/VpnGatewaysClient.php
index 8b8eb4932c2..3dac82bcb9e 100644
--- a/Compute/src/V1/Client/VpnGatewaysClient.php
+++ b/Compute/src/V1/Client/VpnGatewaysClient.php
@@ -46,6 +46,7 @@
 use Google\Cloud\Compute\V1\VpnGateway;
 use Google\Cloud\Compute\V1\VpnGatewaysGetStatusResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The VpnGateways API.
@@ -225,6 +226,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/VpnTunnelsClient.php b/Compute/src/V1/Client/VpnTunnelsClient.php
index daadaf59db3..efae9cfa275 100644
--- a/Compute/src/V1/Client/VpnTunnelsClient.php
+++ b/Compute/src/V1/Client/VpnTunnelsClient.php
@@ -42,6 +42,7 @@
 use Google\Cloud\Compute\V1\SetLabelsVpnTunnelRequest;
 use Google\Cloud\Compute\V1\VpnTunnel;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The VpnTunnels API.
@@ -219,6 +220,9 @@ public function resumeOperation($operationName, $methodName = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ZoneOperationsClient.php b/Compute/src/V1/Client/ZoneOperationsClient.php
index 839cb699a1b..f38071e772b 100644
--- a/Compute/src/V1/Client/ZoneOperationsClient.php
+++ b/Compute/src/V1/Client/ZoneOperationsClient.php
@@ -39,6 +39,7 @@
 use Google\Cloud\Compute\V1\Operation;
 use Google\Cloud\Compute\V1\WaitZoneOperationRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The ZoneOperations API.
@@ -160,6 +161,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Compute/src/V1/Client/ZonesClient.php b/Compute/src/V1/Client/ZonesClient.php
index f7cd14753c9..38f055d406b 100644
--- a/Compute/src/V1/Client/ZonesClient.php
+++ b/Compute/src/V1/Client/ZonesClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Compute\V1\ListZonesRequest;
 use Google\Cloud\Compute\V1\Zone;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Zones API.
@@ -156,6 +157,9 @@ private static function supportedTransports()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php b/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
index 61c856bcc98..60a02a29754 100644
--- a/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
+++ b/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
@@ -41,6 +41,7 @@
 use Google\Cloud\Location\ListLocationsRequest;
 use Google\Cloud\Location\Location;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service describing handlers for resources
@@ -153,14 +154,14 @@ public static function locationName(string $project, string $location): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -215,6 +216,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Config/src/V1/Client/ConfigClient.php b/Config/src/V1/Client/ConfigClient.php
index 80d6b2a3be0..d7ab01e98ad 100644
--- a/Config/src/V1/Client/ConfigClient.php
+++ b/Config/src/V1/Client/ConfigClient.php
@@ -76,6 +76,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Infrastructure Manager is a managed service that automates the deployment and
@@ -394,14 +395,14 @@ public static function workerPoolName(string $project, string $location, string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -456,6 +457,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php b/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
index 03d6866af71..0b139d236e4 100644
--- a/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
+++ b/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
@@ -128,6 +128,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: An API that lets users analyze and explore their business conversation data.
@@ -759,14 +760,14 @@ public static function viewName(string $project, string $location, string $view)
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -821,6 +822,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Container/src/V1/Client/ClusterManagerClient.php b/Container/src/V1/Client/ClusterManagerClient.php
index 2312a999837..0c02da56cf3 100644
--- a/Container/src/V1/Client/ClusterManagerClient.php
+++ b/Container/src/V1/Client/ClusterManagerClient.php
@@ -77,6 +77,7 @@
 use Google\Cloud\Container\V1\UpdateMasterRequest;
 use Google\Cloud\Container\V1\UpdateNodePoolRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Google Kubernetes Engine Cluster Manager v1
@@ -248,14 +249,14 @@ public static function topicName(string $project, string $topic): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -310,6 +311,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/ContainerAnalysis/src/V1/Client/ContainerAnalysisClient.php b/ContainerAnalysis/src/V1/Client/ContainerAnalysisClient.php
index 434e1d2e72f..0d0987b2f4a 100644
--- a/ContainerAnalysis/src/V1/Client/ContainerAnalysisClient.php
+++ b/ContainerAnalysis/src/V1/Client/ContainerAnalysisClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Iam\V1\TestIamPermissionsRequest;
 use Google\Cloud\Iam\V1\TestIamPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Retrieves analysis results of Cloud components such as Docker container
@@ -142,14 +143,14 @@ public static function projectName(string $project): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -204,6 +205,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
index c7e8c6b3972..b40a838f64f 100644
--- a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
+++ b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
@@ -49,6 +49,7 @@
 use Google\Cloud\CloudControlsPartner\V1beta\PartnerPermissions;
 use Google\Cloud\CloudControlsPartner\V1beta\Workload;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service describing handlers for resources
@@ -276,8 +277,8 @@ public static function workloadName(
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
@@ -285,7 +286,7 @@ public static function workloadName(
      *
      * @experimental
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -340,6 +341,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
index 5c5ab6ffee2..cc09aa408e5 100644
--- a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
+++ b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
@@ -39,6 +39,7 @@
 use Google\Cloud\CloudControlsPartner\V1beta\ListViolationsRequest;
 use Google\Cloud\CloudControlsPartner\V1beta\Violation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service describing handlers for resources
@@ -174,8 +175,8 @@ public static function workloadName(
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
@@ -183,7 +184,7 @@ public static function workloadName(
      *
      * @experimental
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -238,6 +239,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataCatalog/src/V1/Client/DataCatalogClient.php b/DataCatalog/src/V1/Client/DataCatalogClient.php
index f14a7d0c1bb..9a7c2c7f107 100644
--- a/DataCatalog/src/V1/Client/DataCatalogClient.php
+++ b/DataCatalog/src/V1/Client/DataCatalogClient.php
@@ -91,6 +91,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Data Catalog API service allows you to discover, understand, and manage
@@ -415,14 +416,14 @@ public static function tagTemplateFieldEnumValueName(
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -477,6 +478,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataCatalog/src/V1/Client/PolicyTagManagerClient.php b/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
index 6cafa87cc46..3bc9fe418a7 100644
--- a/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
+++ b/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
@@ -51,6 +51,7 @@
 use Google\Cloud\Iam\V1\TestIamPermissionsRequest;
 use Google\Cloud\Iam\V1\TestIamPermissionsResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Policy Tag Manager API service allows you to manage your policy tags and
@@ -199,14 +200,14 @@ public static function taxonomyName(string $project, string $location, string $t
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -261,6 +262,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php b/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
index ae1cc89e818..2f1578441c5 100644
--- a/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
+++ b/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
@@ -39,6 +39,7 @@
 use Google\Cloud\DataCatalog\V1\ReplaceTaxonomyRequest;
 use Google\Cloud\DataCatalog\V1\Taxonomy;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Policy Tag Manager Serialization API service allows you to manipulate
@@ -154,14 +155,14 @@ public static function taxonomyName(string $project, string $location, string $t
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -216,6 +217,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataCatalogLineage/src/V1/Client/LineageClient.php b/DataCatalogLineage/src/V1/Client/LineageClient.php
index 4ec18234916..4c5a775a8f0 100644
--- a/DataCatalogLineage/src/V1/Client/LineageClient.php
+++ b/DataCatalogLineage/src/V1/Client/LineageClient.php
@@ -58,6 +58,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Lineage is used to track data flows between assets over time. You can
@@ -289,14 +290,14 @@ public static function runName(string $project, string $location, string $proces
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -351,6 +352,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataFusion/src/V1/Client/DataFusionClient.php b/DataFusion/src/V1/Client/DataFusionClient.php
index 78cf2efd380..6143e705778 100644
--- a/DataFusion/src/V1/Client/DataFusionClient.php
+++ b/DataFusion/src/V1/Client/DataFusionClient.php
@@ -45,6 +45,7 @@
 use Google\LongRunning\Client\OperationsClient;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service for creating and managing Data Fusion instances.
@@ -236,14 +237,14 @@ public static function locationName(string $project, string $location): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
      * @throws ValidationException If $formattedName could not be matched.
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -298,6 +299,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php b/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
index 7faf24bc1b4..d3d539b399f 100644
--- a/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
+++ b/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
@@ -81,6 +81,7 @@
 use Google\Cloud\DataLabeling\V1beta1\UpdateEvaluationJobRequest;
 use Google\LongRunning\Operation;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Service for the AI Platform Data Labeling API.
@@ -412,8 +413,8 @@ public static function projectName(string $project): string
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
@@ -421,7 +422,7 @@ public static function projectName(string $project): string
      *
      * @experimental
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -476,6 +477,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/FlexTemplatesServiceClient.php b/Dataflow/src/V1beta3/Client/FlexTemplatesServiceClient.php
index af432c5b54c..4e1ca800f7a 100644
--- a/Dataflow/src/V1beta3/Client/FlexTemplatesServiceClient.php
+++ b/Dataflow/src/V1beta3/Client/FlexTemplatesServiceClient.php
@@ -36,6 +36,7 @@
 use Google\Cloud\Dataflow\V1beta3\LaunchFlexTemplateRequest;
 use Google\Cloud\Dataflow\V1beta3\LaunchFlexTemplateResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Provides a service for Flex templates. This feature is not ready yet.
@@ -147,6 +148,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/JobsV1Beta3Client.php b/Dataflow/src/V1beta3/Client/JobsV1Beta3Client.php
index a6b50f730d4..8b9e9d734f2 100644
--- a/Dataflow/src/V1beta3/Client/JobsV1Beta3Client.php
+++ b/Dataflow/src/V1beta3/Client/JobsV1Beta3Client.php
@@ -44,6 +44,7 @@
 use Google\Cloud\Dataflow\V1beta3\SnapshotJobRequest;
 use Google\Cloud\Dataflow\V1beta3\UpdateJobRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Provides a method to create and modify Google Cloud Dataflow jobs.
@@ -162,6 +163,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/MessagesV1Beta3Client.php b/Dataflow/src/V1beta3/Client/MessagesV1Beta3Client.php
index d43eacce4de..cbcfb86398a 100644
--- a/Dataflow/src/V1beta3/Client/MessagesV1Beta3Client.php
+++ b/Dataflow/src/V1beta3/Client/MessagesV1Beta3Client.php
@@ -36,6 +36,7 @@
 use Google\Auth\FetchAuthTokenInterface;
 use Google\Cloud\Dataflow\V1beta3\ListJobMessagesRequest;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Dataflow Messages API is used for monitoring the progress of
@@ -148,6 +149,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/MetricsV1Beta3Client.php b/Dataflow/src/V1beta3/Client/MetricsV1Beta3Client.php
index f03d546addb..29c34f4ca7e 100644
--- a/Dataflow/src/V1beta3/Client/MetricsV1Beta3Client.php
+++ b/Dataflow/src/V1beta3/Client/MetricsV1Beta3Client.php
@@ -39,6 +39,7 @@
 use Google\Cloud\Dataflow\V1beta3\GetStageExecutionDetailsRequest;
 use Google\Cloud\Dataflow\V1beta3\JobMetrics;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: The Dataflow Metrics API lets you monitor the progress of Dataflow
@@ -153,6 +154,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/SnapshotsV1Beta3Client.php b/Dataflow/src/V1beta3/Client/SnapshotsV1Beta3Client.php
index 57811b097b9..fa363774a12 100644
--- a/Dataflow/src/V1beta3/Client/SnapshotsV1Beta3Client.php
+++ b/Dataflow/src/V1beta3/Client/SnapshotsV1Beta3Client.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Dataflow\V1beta3\ListSnapshotsResponse;
 use Google\Cloud\Dataflow\V1beta3\Snapshot;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Provides methods to manage snapshots of Google Cloud Dataflow jobs.
@@ -153,6 +154,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataflow/src/V1beta3/Client/TemplatesServiceClient.php b/Dataflow/src/V1beta3/Client/TemplatesServiceClient.php
index 79ffd65edd8..54adc8c7dad 100644
--- a/Dataflow/src/V1beta3/Client/TemplatesServiceClient.php
+++ b/Dataflow/src/V1beta3/Client/TemplatesServiceClient.php
@@ -40,6 +40,7 @@
 use Google\Cloud\Dataflow\V1beta3\LaunchTemplateRequest;
 use Google\Cloud\Dataflow\V1beta3\LaunchTemplateResponse;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Provides a method to create Cloud Dataflow jobs from templates.
@@ -153,6 +154,9 @@ private static function getClientDefaults()
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException
diff --git a/Dataform/src/V1beta1/Client/DataformClient.php b/Dataform/src/V1beta1/Client/DataformClient.php
index 0881a8ae67a..96cdad51e53 100644
--- a/Dataform/src/V1beta1/Client/DataformClient.php
+++ b/Dataform/src/V1beta1/Client/DataformClient.php
@@ -113,6 +113,7 @@
 use Google\Cloud\Location\ListLocationsRequest;
 use Google\Cloud\Location\Location;
 use GuzzleHttp\Promise\PromiseInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * Service Description: Dataform is a service to develop, create, document, test, and update curated
@@ -428,8 +429,8 @@ public static function workspaceName(string $project, string $location, string $
      * listed, then parseName will check each of the supported templates, and return
      * the first match.
      *
-     * @param string $formattedName The formatted name string
-     * @param string $template      Optional name of template to match
+     * @param string  $formattedName The formatted name string
+     * @param ?string $template      Optional name of template to match
      *
      * @return array An associative array from name component IDs to component values.
      *
@@ -437,7 +438,7 @@ public static function workspaceName(string $project, string $location, string $
      *
      * @experimental
      */
-    public static function parseName(string $formattedName, string $template = null): array
+    public static function parseName(string $formattedName, ?string $template = null): array
     {
         return self::parseFormattedName($formattedName, $template);
     }
@@ -492,6 +493,9 @@ public static function parseName(string $formattedName, string $template = null)
      *     @type callable $clientCertSource
      *           A callable which returns the client cert as a string. This can be used to
      *           provide a certificate and private key to the transport layer for mTLS.
+     *     @type false|LoggerInterface $logger
+     *           A PSR-3 compliant logger. If set to false, logging is disabled, ignoring the
+     *           'GOOGLE_SDK_PHP_LOGGING' environment flag
      * }
      *
      * @throws ValidationException