Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-28 Thread Michal Hocko
On Mon 28-01-19 10:26:16, Andrew Morton wrote: > On Fri, 25 Jan 2019 18:24:16 +0100 Michal Hocko wrote: > > > > > out_of_memory > > > > select_bad_process # no task > > > > > > > > If Thread1 didn't race it would bail out from try_charge and force the > > > > charge. We can achieve th

Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-28 Thread Andrew Morton
On Fri, 25 Jan 2019 18:24:16 +0100 Michal Hocko wrote: > > > out_of_memory > > > select_bad_process # no task > > > > > > If Thread1 didn't race it would bail out from try_charge and force the > > > charge. We can achieve the same by checking tsk_is_oom_victim inside the > > > oom_loc

Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-25 Thread Tetsuo Handa
On 2019/01/26 3:33, Johannes Weiner wrote: > On Fri, Jan 25, 2019 at 06:24:16PM +0100, Michal Hocko wrote: >> On Fri 25-01-19 11:56:24, Johannes Weiner wrote: >>> It looks like this problem is happening in production systems: >>> >>> https://www.spinics.net/lists/cgroups/msg21268.html >>> >>> where

Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-25 Thread Johannes Weiner
On Fri, Jan 25, 2019 at 06:24:16PM +0100, Michal Hocko wrote: > On Fri 25-01-19 11:56:24, Johannes Weiner wrote: > > On Wed, Jan 09, 2019 at 11:03:06AM -0800, a...@linux-foundation.org wrote: > > > > > > The patch titled > > > Subject: memcg: do not report racy no-eligible OOM tasks > > > has

Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-25 Thread Michal Hocko
On Fri 25-01-19 11:56:24, Johannes Weiner wrote: > On Wed, Jan 09, 2019 at 11:03:06AM -0800, a...@linux-foundation.org wrote: > > > > The patch titled > > Subject: memcg: do not report racy no-eligible OOM tasks > > has been added to the -mm tree. Its filename is > > memcg-do-not-report

Re: + memcg-do-not-report-racy-no-eligible-oom-tasks.patch added to -mm tree

2019-01-25 Thread Johannes Weiner
On Wed, Jan 09, 2019 at 11:03:06AM -0800, a...@linux-foundation.org wrote: > > The patch titled > Subject: memcg: do not report racy no-eligible OOM tasks > has been added to the -mm tree. Its filename is > memcg-do-not-report-racy-no-eligible-oom-tasks.patch > > This patch should soon