[Bug 1219284] increased ram usage after upgrading from 6.6.x to 6.7.x
https://bugzilla.suse.com/show_bug.cgi?id=1219284 https://bugzilla.suse.com/show_bug.cgi?id=1219284#c15 --- Comment #15 from Michal Hocko <mhocko@suse.com> --- (In reply to Daniel Wagner from comment #14)
Ah Thorsten Leemhuise corrected himself, it seems to be
4ef9ad19e17676 ("mm: huge_memory: don't force huge page alignment on 32 bit")
but according some testing by the Arch folks it is not a complete fix.
I can see how this can over consume on thread's stacks because those are usually 2MB in size by default (by glibs) and the alignment would make it more likely THP target. I do not see THP would consume all the additional memory, though. Runtime overhead is likely a more likely visible effect. That being said. No objection to taking the patch from my end. -- You are receiving this mail because: You are the assignee for the bug.
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