Re: [LKP] [lkp] [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression

Aaron Lu
2016-04-29T08:59:47Z

On Thu, Apr 28, 2016 at 01:21:35PM +0200, Michal Hocko wrote:
> All of them are order-2 and this was a known problem for "mm, oom:
> rework oom detection" commit and later should make it much more
> resistant to failures for higher (!costly) orders. So I would definitely
> encourage you to retest with the current _complete_ mmotm tree.

OK, will run the test on this branch:
https://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git since-4.5
with head commit:
commit 81cc2e6f1e8bd81ebc7564a3cd3797844ee1712e
Author: Michal Hocko <mhocko@suse.com>
Date: Thu Apr 28 12:03:24 2016 +0200

drm/amdgpu: make amdgpu_mn_get wait for mmap_sem killable

Please let me know if this isn't right.