diff --git a/tracing/metrics.go b/tracing/metrics.go
index 58565b0..7020d86 100644
--- a/tracing/metrics.go
+++ b/tracing/metrics.go
@@ -13,85 +13,3 @@
 // limitations under the License.
 
 package tracing
-
-/*// Server HTTP metrics
-const (
-	ServerRequestCount = "http.server.request_count" // measures the incoming request count total
-	ServerLatency      = "http.server.duration"      // measures th incoming end to end duration
-)
-
-// Client HTTP metrics.
-const (
-	ClientRequestCount = "http.client.request_count" // measures the client request count total
-	ClientLatency      = "http.client.duration"      // measures the duration outbound HTTP requests
-)
-
-var (
-	HTTPMetricsAttributes = []attribute.Key{
-		semconv.HTTPHostKey,
-		semconv.HTTPRouteKey,
-		semconv.HTTPMethodKey,
-		semconv.HTTPStatusCodeKey,
-	}
-
-	PeerMetricsAttributes = []attribute.Key{
-		semconv.PeerServiceKey,
-		PeerServiceNamespaceKey,
-		PeerDeploymentEnvironmentKey,
-		RequestProtocolKey,
-	}
-
-	// MetricResourceAttributes resource attributes
-	MetricResourceAttributes = []attribute.Key{
-		semconv.ServiceNameKey,
-		semconv.ServiceNamespaceKey,
-		semconv.DeploymentEnvironmentKey,
-		semconv.ServiceInstanceIDKey,
-		semconv.ServiceVersionKey,
-		semconv.TelemetrySDKLanguageKey,
-		semconv.TelemetrySDKVersionKey,
-		semconv.ProcessPIDKey,
-		semconv.HostNameKey,
-		semconv.HostIDKey,
-	}
-)
-
-func extractMetricsAttributesFromSpan(span oteltrace.Span) []attribute.KeyValue {
-	var attrs []attribute.KeyValue
-	readOnlySpan, ok := span.(trace.ReadOnlySpan)
-	if !ok {
-		return attrs
-	}
-
-	// span attributes
-	for _, attr := range readOnlySpan.Attributes() {
-		if matchAttributeKey(attr.Key, HTTPMetricsAttributes) {
-			attrs = append(attrs, attr)
-		}
-		if matchAttributeKey(attr.Key, PeerMetricsAttributes) {
-			attrs = append(attrs, attr)
-		}
-	}
-
-	// span resource attributes
-	for _, attr := range readOnlySpan.Resource().Attributes() {
-		if matchAttributeKey(attr.Key, MetricResourceAttributes) {
-			attrs = append(attrs, attr)
-		}
-	}
-
-	// status code
-	attrs = append(attrs, StatusKey.String(readOnlySpan.Status().Code.String()))
-
-	return attrs
-}
-
-func matchAttributeKey(key attribute.Key, toMatchKeys []attribute.Key) bool {
-	for _, attrKey := range toMatchKeys {
-		if attrKey == key {
-			return true
-		}
-	}
-	return false
-}
-*/
diff --git a/tracing/peer.go b/tracing/peer.go
index 516f683..7020d86 100644
--- a/tracing/peer.go
+++ b/tracing/peer.go
@@ -13,50 +13,3 @@
 // limitations under the License.
 
 package tracing
-
-/*func injectPeerServiceToMetadata(_ context.Context, attrs []attribute.KeyValue) map[string]string {
-	serviceName, serviceNamespace, deploymentEnv := getServiceFromResourceAttributes(attrs)
-
-	md := make(map[string]string, 3)
-
-	if serviceName != "" {
-		md[semconvAttributeKeyToHTTPHeader(string(semconv.ServiceNameKey))] = serviceName
-	}
-
-	if serviceNamespace != "" {
-		md[semconvAttributeKeyToHTTPHeader(string(semconv.ServiceNamespaceKey))] = serviceNamespace
-	}
-
-	if deploymentEnv != "" {
-		md[semconvAttributeKeyToHTTPHeader(string(semconv.DeploymentEnvironmentKey))] = deploymentEnv
-	}
-
-	return md
-}
-
-func extractPeerServiceAttributesFromMetadata(headers *protocol.RequestHeader) []attribute.KeyValue {
-	var attrs []attribute.KeyValue
-
-	serviceName, serviceNamespace, deploymentEnv := headers.Get(semconvAttributeKeyToHTTPHeader(string(semconv.ServiceNameKey))),
-		headers.Get(semconvAttributeKeyToHTTPHeader(string(semconv.ServiceNamespaceKey))),
-		headers.Get(semconvAttributeKeyToHTTPHeader(string(semconv.DeploymentEnvironmentKey)))
-
-	if serviceName != "" {
-		attrs = append(attrs, semconv.PeerServiceKey.String(serviceName))
-	}
-
-	if serviceNamespace != "" {
-		attrs = append(attrs, PeerServiceNamespaceKey.String(serviceNamespace))
-	}
-
-	if deploymentEnv != "" {
-		attrs = append(attrs, PeerDeploymentEnvironmentKey.String(deploymentEnv))
-	}
-
-	return attrs
-}*/
-/*
-func semconvAttributeKeyToHTTPHeader(key string) string {
-	return strings.ReplaceAll(key, ".", "-")
-}
-*/