If you aren't, please ensure AEM is running with at least these 4 JVM flags : -XX:+PrintGCApplicationStoppedTime -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+PrintGCTimeStamps Which will have Java write some GC information to disk :gc.log, gc.log.1, gc.log.8.current etc Provide those logs if you ...