In order to know which modules is costing lot of RAM it would be great to have a list the modules with their memory impact.
Created attachment 121271 [details] [review] Bug 28411: [DO NOT PUSH] memory_usage.pl apt install libmemory-usage-perl cd /kohadevbox/koha perl memory_usage.pl|sort -n
Created attachment 121272 [details] [review] Bug 28411: memory_usage.pl output