On Tue 10-09-19 14:45:37, Stefan Priebe - Profihost AG wrote: > Hello Michal, > > ok this might take a long time. Attached you'll find a graph from a > fresh boot what happens over time (here 17 August to 30 August). Memory > Usage decreases as well as cache but slowly and only over time and days. > > So it might take 2-3 weeks running Kernel 5.3 to see what happens. No problem. Just make sure to collect the requested data from the time you see the actual problem. Btw. you try my very dumb scriplets to get an idea of how much memory gets reclaimed due to THP. -- Michal Hocko SUSE Labs