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Groups > linux.kernel > #1556703
| From | Michal Hocko <mhocko@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel |
| Date | 2017-01-11 17:40 +0100 |
| Message-ID | <sYu6l-Lo-23@gated-at.bofh.it> (permalink) |
| References | <sYoNk-5Rd-25@gated-at.bofh.it> <sYoX0-69r-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed 11-01-17 12:05:44, Vlastimil Babka wrote: > On 01/11/2017 11:50 AM, Ganapatrao Kulkarni wrote: > > Hi, > > > > we are seeing OOM/stalls messages when we run ltp cpuset01(cpuset01 -I > > 360) test for few minutes, even through the numa system has adequate > > memory on both nodes. > > > > this we have observed same on both arm64/thunderx numa and on x86 numa system! > > > > using latest ltp from master branch version 20160920-197-gbc4d3db > > and linux kernel version 4.9 > > > > is this known bug already? > > Probably not. > > Is it possible that cpuset limits the process to one node, and numa > mempolicy to the other node? No this shouldn't happen AFAICS. It is more likely that there is an unrelated memory pressure happenning at the same time. -- Michal Hocko SUSE Labs
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getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Ganapatrao Kulkarni <gpkulkarni@gmail.com> - 2017-01-11 12:00 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Vlastimil Babka <vbabka@suse.cz> - 2017-01-11 12:10 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Vlastimil Babka <vbabka@suse.cz> - 2017-01-11 13:40 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Michal Hocko <mhocko@kernel.org> - 2017-01-11 17:50 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Vlastimil Babka <vbabka@suse.cz> - 2017-01-12 12:20 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Ganapatrao Kulkarni <gpkulkarni@gmail.com> - 2017-01-13 05:40 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Vlastimil Babka <vbabka@suse.cz> - 2017-01-13 10:10 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Michal Hocko <mhocko@kernel.org> - 2017-01-13 17:00 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Ganapatrao Kulkarni <gpkulkarni@gmail.com> - 2017-01-16 11:50 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Vlastimil Babka <vbabka@suse.cz> - 2017-01-16 14:30 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Michal Hocko <mhocko@kernel.org> - 2017-01-11 17:40 +0100
Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel Michal Hocko <mhocko@kernel.org> - 2017-01-11 17:40 +0100
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