Messages in this thread | | | From | "Odzioba, Lukasz" <> | Subject | RE: mm: pages are not freed from lru_add_pvecs after process termination | Date | Wed, 8 Jun 2016 08:51:00 +0000 |
| |
On Tue 07-06-16 13:20:00, Michal Hocko wrote: > I guess you want something like posix_memalign or start faulting in from > an aligned address to guarantee you will fault 2MB pages.
Good catch.
> Besides that I am really suspicious that this will be measurable at all. > I would just go and spin a patch assuming you are still able to trigger > OOM with the vanilla kernel.
Yes, I am still able to trigger OOM, the tests I did are more like sanity checks rather than benchmarks. lru_cache_add takes very little time so it was rather to look for some unexpected side effects.
Thank, Lukas
| |