updated ACS memory limits

docker-compose.yml

@@ -9,10 +9,10 @@ services:
         mem_limit: 1700m
         environment:
             JAVA_OPTS: "
-                -Ddb.driver=com.mysql.jdbc.Driver
+                -Ddb.driver=org.postgresql.Driver
                 -Ddb.username=alfresco
                 -Ddb.password=alfresco
-                -Ddb.url=jdbc:mysql://mysql-acs:3306/alfresco?useUnicode=yes\\&characterEncoding=UTF-8\\&useSSL=false
+                -Ddb.url=jdbc:postgresql://postgres-acs:5432/alfresco
                 -Dindex.subsystem.name=noindex
                 -Dalfresco.host=${PROXY_HOST}
                 -Dalfresco.port=${PROXY_PORT}
@@ -31,25 +31,26 @@ services:
                 -Djodconverter.enabled=false
                 "
         depends_on:
-            - mysql-acs
+            - postgres-acs
             - activemq
     
-    mysql-acs:
-        image: mysql:5.7
-        mem_limit: 512m
+    postgres-acs:
+        image: postgres:11.7
+        mem_limit: 128m
         environment:
-            - MYSQL_RANDOM_ROOT_PASSWORD=true
-            - MYSQL_PASSWORD=alfresco
-            - MYSQL_USER=alfresco
-            - MYSQL_DATABASE=alfresco
+            - POSTGRES_PASSWORD=alfresco
+            - POSTGRES_USER=alfresco
+            - POSTGRES_DB=alfresco
+        command: postgres -c max_connections=300 -c log_min_messages=LOG
 
     activemq:
         image: alfresco/alfresco-activemq:5.15.8
-        mem_limit: 256m
+        mem_limit: 512m
 
     proxy:
         build: ./nginx-ingress
         image: local/nginx-ingress:acs
+        mem_limit: 256m
         ports:
             - 8080:8080
         depends_on: