Merge pull request #3850 from edx/feanil/make_gocd_jvm_memory_configurable

Make the gocd jvm max memory configurable.

playbooks/roles/go-server/defaults/main.yml

@@ -98,3 +98,6 @@ GO_SERVER_ADMIN_USERS: ["admin"]
 
 # key for go-agents to autoregister with the go-server
 GO_SERVER_AUTO_REGISTER_KEY: "dev-only-override-this-key"
+
+# The maximum amount of memory used by the go-server."
+GO_SERVER_MAX_MEM: "1024m"

playbooks/roles/go-server/tasks/main.yml

@@ -161,14 +161,18 @@
   lineinfile:
     destfile: /etc/default/go-server
     regexp: "^export GO_SERVER_SYSTEM_PROPERTIES=*"
-    line: "export GO_SERVER_SYSTEM_PROPERTIES='-Dgo.config.repo.gc.cron=\"0 0 2 ? * SAT\" -Dgo.config.repo.gc.periodic=\"Y\"'"
+    line: "export GO_SERVER_SYSTEM_PROPERTIES='-Xmx{{GO_SERVER_MAX_MEM}} -Dgo.config.repo.gc.cron=\"0 0 2 ? * SAT\" -Dgo.config.repo.gc.periodic=\"Y\"'"
   tags:
-    - environment_variables
+    - install
+    - install:app-configuration
 
 - name: restart go-server
   service:
     name: "{{ GO_SERVER_SERVICE_NAME }}"
     state: restarted
+  tags:
+    - install
+    - install:app-configuration
 
 - include: setup_regular_backup.yml
   when: GO_SERVER_BACKUP_S3_BUCKET and GO_SERVER_BACKUP_S3_OBJECT and GO_SERVER_CONFIGURE_BACKUPS