We've recently upgraded AEM from 6.5.5 to 6.5.7 (didn't install 6.5.6) - running on Ubuntu 18.04.5, Java 11.We have been pretty consistent the last 8-9 months after making some performance adjustments in migrating from 6.3 windows to 6.5 Unbuntu. Rarely having to restart. However, since we've upgr...