Thanks,just to clarify 122 GB is system memory of the instances. I'm currently creating a clone, which I can attach a profiler to while it's running. I suspect that it's somewhat Search related from the inspection of the Heap Dump. Still don't get why it would keep all of that in memory. The goal is...

Thanks, regarding dispatcher and CDN that is in place and doing it's job.  My current impression is that the Lucene index is going crazy. I have not fully understood why it is needed in the first place.

Hi, as background I'm fairly new to AEM and have to look into this platform that has been around at the company for over 5 years and changed ownership a couple of times. To me it's a bit of a black box. I have read all the Adobe documentation regarding the architecture of AEM, Hardware Sizing Guidel...