diff --git a/.travis.yml b/.travis.yml
index 120b655..d6c8f21 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,6 +26,8 @@ script:
   echo '#!/bin/bash
   SOLACE_DOCKER_IMAGE_REFERENCE="solace/solace-pubsub-standard:latest"
   ADMIN_PASSWORD="admin-password"
+  MAX_CONNECTIONS=100                                                  # Broker system scaling: the maximum supported number of client connection
+  MAX_QUEUE_MESSAGES_MILLION=100                                       # Broker system scaling: the maximum number of queue messages, in millions
   GITHUB_BRANCH=BRANCH_REF
   if [ ! -d /var/lib/solace ]; then
     mkdir /var/lib/solace
@@ -45,7 +47,7 @@ script:
       exit 1
     fi
     chmod +x /var/lib/solace/install-solace.sh
-    /var/lib/solace/install-solace.sh -p $ADMIN_PASSWORD -i $SOLACE_DOCKER_IMAGE_REFERENCE
+    /var/lib/solace/install-solace.sh -p $ADMIN_PASSWORD -i $SOLACE_DOCKER_IMAGE_REFERENCE -n $MAX_CONNECTIONS -q $MAX_QUEUE_MESSAGES_MILLION
   fi' > automation_script
 - sed -i "s:BRANCH_REF:${TRAVIS_REPO_SLUG}/${TRAVIS_BRANCH}:g" automation_script
 - cat automation_script
diff --git a/README.md b/README.md
index 6608c92..9c73d53 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 This repository explains how to install a Solace PubSub+ Software Event Broker in various configurations onto Google Compute Engine (GCE) Linux Virtual Machines. This guide is intended for development and demo purposes.
 
-The recommended event broker version is 9.4 or later.
+The supported event broker version is 9.7 or later. For earlier broker releases use [this GitHub version of the QuickStart](//github.com/SolaceProducts/pubsubplus-gcp-quickstart/tree/v1.0.0).
 
 ## Description of the Solace PubSub+ Software Event Broker
 
@@ -50,7 +50,7 @@ Repeat these instructions for all instances required, and follow the specific re
 
 > Tip: For an HA deployment, after the first Compute Engine instance has been created, go to its "VM instance details" by clicking on its name. Then use the "CREATE SIMILAR" button to create a new instance with most of the configuration details that will be described next pre-populated.
 
-Determine the PubSub+ resource requirements based on the targeted [connection scaling](//docs.solace.com/Solace-SW-Broker-Set-Up/SW-Broker-Rel-Compat.htm#Connecti)
+Determine the PubSub+ container image resource requirements consulting the [System Resource Requirements](//docs.solace.com/Configuring-and-Managing/SW-Broker-Specific-Config/System-Resource-Requirements.htm#res-req-container), adjusted to the targeted System Scaling parameters [Maximum Possible Concurrent Client Connections](//docs.solace.com/Configuring-and-Managing/SW-Broker-Specific-Config/System-Scaling-Parameters.htm#max-client-connections) and [Maximum Possible Queue Messages](//docs.solace.com/Configuring-and-Managing/SW-Broker-Specific-Config/System-Scaling-Parameters.htm#max-queue-messages).
 
 At a minimum, select standard 2 vCPU machine type, and at least 2 GB of memory, a CentOS 7 OS, and a disk with a size of at least 30 GB deployed on Centos7 OS:
 
@@ -78,7 +78,7 @@ Take note of the configured IP addresses: `<PrimaryIP>`, `<BackupIP>` and `<Moni
 
 ![alt text](/images/gce_launch_2.png "GCE Image creation 2")
 
-Cut and paste the following code according to your deployment configuration into the panel, the value of the variable `SOLACE_DOCKER_IMAGE_REFERENCE` if required to the reference from [Step 1](#step-1-optional-obtain-a-reference-to-the-docker-image-of-the-solace-pubsub-message-broke-to-be-deployed ), and replace `ADMIN_PASSWORD` with the desired password for the management `admin` user.
+Cut and paste the following code according to your deployment configuration into the panel, the value of the variable `SOLACE_DOCKER_IMAGE_REFERENCE` if required to the reference from [Step 1](#step-1-optional-obtain-a-reference-to-the-docker-image-of-the-solace-pubsub-message-broke-to-be-deployed ), and replace `ADMIN_PASSWORD` with the desired password for the management `admin` user and also adjust `MAX_CONNECTIONS` and `MAX_QUEUE_MESSAGES_MILLION` as required within the limits of the [PubSub+ edition you are using](https://docs.solace.com/Configuring-and-Managing/SW-Broker-Specific-Config/System-Scaling-Parameters.htm).
 
 **Note:** For an HA deployment, additional environment variables are required (see the script section "Add here environment variables..." near the beginning), which is discussed below.   
 
@@ -88,6 +88,8 @@ Cut and paste the following code according to your deployment configuration into
 # Update following variables as needed:
 SOLACE_DOCKER_IMAGE_REFERENCE="solace/solace-pubsub-standard:latest" # Default to pull latest PubSub+ standard from docker hub
 ADMIN_PASSWORD="admin-password"                                      # Update to a real password
+MAX_CONNECTIONS=100                                                  # Broker system scaling: the maximum supported number of client connections
+MAX_QUEUE_MESSAGES_MILLION=100                                       # Broker system scaling: the maximum number of queue messages, in millions
 GITHUB_BRANCH="SolaceProducts/solace-gcp-quickstart/master"
 ##################################
 # Add here environment variables for HA deployment, not required for single-node deployment.
@@ -112,7 +114,7 @@ if [ ! -d /var/lib/solace ]; then
     exit 1
   fi
   chmod +x /var/lib/solace/install-solace.sh
-  /var/lib/solace/install-solace.sh -p $ADMIN_PASSWORD -i $SOLACE_DOCKER_IMAGE_REFERENCE
+  /var/lib/solace/install-solace.sh -p $ADMIN_PASSWORD -i $SOLACE_DOCKER_IMAGE_REFERENCE -n $MAX_CONNECTIONS -q $MAX_QUEUE_MESSAGES_MILLION
 fi
 ```
 
diff --git a/scripts/install-solace.sh b/scripts/install-solace.sh
index e750c1a..559ad6d 100644
--- a/scripts/install-solace.sh
+++ b/scripts/install-solace.sh
@@ -3,12 +3,13 @@
 SOLACE_DOCKER_IMAGE_REF="solace/solace-pubsub-standard:latest"
 USERNAME=admin
 PASSWORD=admin
+MAX_CONNECTIONS=100
+MAX_QUEUE_MESSAGES_MILLION=100
 LOG_FILE=install.log
-SWAP_FILE=swap
 #cloud init vars
 #array of all available cloud init variables to attempt to detect and pass to docker image creation
 #see https://docs.solace.com/Configuring-and-Managing/SW-Broker-Specific-Config/Cloud-And-Machine-Tasks/Initializing-Config-Keys-With-Cloud-Init.htm
-cloud_init_vars=( routername nodetype service_semp_port system_scaling_maxconnectioncount configsync_enable redundancy_activestandbyrole redundancy_enable redundancy_group_password redundancy_matelink_connectvia service_redundancy_firstlistenport )
+cloud_init_vars=( routername nodetype service_semp_port system_scaling_maxconnectioncount system_scaling_maxqueuemessagecount configsync_enable redundancy_activestandbyrole redundancy_enable redundancy_group_password redundancy_matelink_connectvia service_redundancy_firstlistenport )
 
 # check if routernames contain any dashes or underscores and abort execution, if that is the case.
 if [[ $routername == *"-"* || $routername == *"_"* || $baseroutername == *"-"* || $baseroutername == *"_"* ]]; then
@@ -46,6 +47,14 @@ do
         USERNAME="$2"
         shift # past argument
       ;;
+      -n|--maxconn)
+        MAX_CONNECTIONS="$2"
+        shift # past argument
+      ;;
+      -q|--maxqueuemillion)
+        MAX_QUEUE_MESSAGES_MILLION="$2"
+        shift # past argument
+      ;;
       *)
             # unknown option
       ;;
@@ -162,44 +171,12 @@ fi
 echo "`date` INFO: Successfully loaded ${SOLACE_DOCKER_IMAGE_REF} to local docker repo" &>> ${LOG_FILE}
 echo "`date` INFO: Solace message broker image and tag: `docker images | grep solace | awk '{print $1,":",$2}'`" &>> ${LOG_FILE}
 
+# Common for all scalings
+shmsize="1g"
+ulimit_nofile="2448:422192"
+SWAP_SIZE="2048"
 
-echo "`date` INFO:Set up swap" &>> ${LOG_FILE}
-# -----------------------------------------
-# Decide which scaling tier applies based on system memory
-# and set maxconnectioncount, ulimit, devshm and swap accordingly
-MEM_SIZE=`cat /proc/meminfo | grep MemTotal | tr -dc '0-9'`
-if [ ${MEM_SIZE} -lt 4000000 ]; then
-  # 100 if mem<4GiB
-  maxconnectioncount="100"
-  shmsize="1g"
-  ulimit_nofile="2448:6592"
-  SWAP_SIZE="1024"
-elif [ ${MEM_SIZE} -lt 12000000 ]; then
-  # 1000 if 4GiB<=mem<12GiB
-  maxconnectioncount="1000"
-  shmsize="2g"
-  ulimit_nofile="2448:10192"
-  SWAP_SIZE="2048"
-elif [ ${MEM_SIZE} -lt 29000000 ]; then
-  # 10000 if 12GiB<=mem<28GiB
-  maxconnectioncount="10000"
-  shmsize="2g"
-  ulimit_nofile="2448:42192"
-  SWAP_SIZE="2048"
-elif [ ${MEM_SIZE} -lt 58000000 ]; then
-  # 100000 if 28GiB<=mem<56GiB
-  maxconnectioncount="100000"
-  shmsize="3380m"
-  ulimit_nofile="2448:222192"
-  SWAP_SIZE="2048"
-else
-  # 200000 if 56GiB<=mem
-  maxconnectioncount="200000"
-  shmsize="3380m"
-  ulimit_nofile="2448:422192"
-  SWAP_SIZE="2048"
-fi
-echo "`date` INFO: Based on memory size of ${MEM_SIZE}KiB, determined maxconnectioncount: ${maxconnectioncount}, shmsize: ${shmsize}, ulimit_nofile: ${ulimit_nofile}, SWAP_SIZE: ${SWAP_SIZE}" &>> ${LOG_FILE}
+echo "`date` INFO: Using shmsize: ${shmsize}, ulimit_nofile: ${ulimit_nofile}, SWAP_SIZE: ${SWAP_SIZE}" &>> ${LOG_FILE}
 
 echo "`date` INFO: Creating Swap space" &>> ${LOG_FILE}
 mkdir /var/lib/solace
@@ -241,7 +218,8 @@ docker create \
    --ulimit nofile=${ulimit_nofile} \
    --net=host \
    --restart=always \
-   --env "system_scaling_maxconnectioncount=${maxconnectioncount}" \
+   --env "system_scaling_maxconnectioncount=${MAX_CONNECTIONS}" \
+   --env "system_scaling_maxqueuemessagecount=${MAX_QUEUE_MESSAGES_MILLION}" \
    ${SOLACE_CLOUD_INIT} \
    --name=solace ${SOLACE_IMAGE_ID}