--- activemq	2016-03-19 13:06:51.077511599 +0100
+++ activemq	2016-03-19 13:08:24.060505997 +0100
@@ -120,7 +120,7 @@ 
 		debug "pid file ($_pidfile): no pid in file."
 		return
 	fi
-	if [ -n "`/usr/local/bin/jps -l | grep -e "^$_pid $jar_file\$"`" ]; then
+	if [ -n "`sudo -u $activemq_user /usr/local/bin/jps -l | grep -e "^$_pid $jar_file\$"`" ]; then
 		echo -n $_pid
 	fi
 }