Github user bhaisaab commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1409#discussion_r52551673
--- Diff: packaging/systemd/cloudstack-usage.service ---
@@ -27,10 +27,11 @@ Environment=JAVA_HOME=/usr/lib/jvm/jre
Environment=JAVA_HEAP_INITIAL=256m
Environment=JAVA_HEAP_MAX=2048m
Environment=JAVA_CLASS=com.cloud.usage.UsageServer
+Environment=JAVA_PID=$$
ExecStart=/bin/sh -ec '\
export UCP=`ls /usr/share/cloudstack-usage/cloud-usage-*.jar
/usr/share/cloudstack-usage/lib/*.jar | tr "\\n" ":"`; \
export
CLASSPATH="$UCP:/etc/cloudstack/usage:/usr/share/java/mysql-connector-java.jar";
\
- ${JAVA_HOME}/bin/java -Xms${JAVA_HEAP_INITIAL} -Xmx${JAVA_HEAP_MAX}
-cp "$CLASSPATH" $JAVA_CLASS'
+ ${JAVA_HOME}/bin/java -Dpid=${JAVA_PID} -Xms${JAVA_HEAP_INITIAL}
-Xmx${JAVA_HEAP_MAX} -cp "$CLASSPATH" $JAVA_CLASS'
--- End diff --
LGTM (did not test by creating packages and installing it though)
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