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Groups > linux.kernel > #1618963
| From | Michal Hocko <mhocko@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Is it safe for kthreadd to drain_all_pages? |
| Date | 2017-04-07 18:50 +0200 |
| Message-ID | <ttFfc-1ms-25@gated-at.bofh.it> (permalink) |
| References | <tt0lI-7Md-15@gated-at.bofh.it> <ttfkK-ux-23@gated-at.bofh.it> <ttkNs-4Ff-33@gated-at.bofh.it> <ttEVP-1dU-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri 07-04-17 09:25:33, Hugh Dickins wrote: [...] > 24 hours so far, and with a clean /var/log/messages. Not conclusive > yet, and of course I'll leave it running another couple of days, but > I'm increasingly sure that it works as you intended: I agree that > > mm-move-pcp-and-lru-pcp-drainging-into-single-wq.patch > mm-move-pcp-and-lru-pcp-drainging-into-single-wq-fix.patch > > should go to Linus as soon as convenient. Though I think the commit > message needs something a bit stronger than "Quite annoying though". > Maybe add a line: > > Fixes serious hang under load, observed repeatedly on 4.11-rc. Yeah, it is much less theoretical now. I will rephrase and ask Andrew to update the chagelog and send it to Linus once I've got your final go. Thanks! -- Michal Hocko SUSE Labs
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Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-05 23:10 +0200
Re: Is it safe for kthreadd to drain_all_pages? Michal Hocko <mhocko@kernel.org> - 2017-04-06 11:00 +0200
Re: Is it safe for kthreadd to drain_all_pages? Mel Gorman <mgorman@techsingularity.net> - 2017-04-06 15:10 +0200
Re: Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-06 21:00 +0200
Re: Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-07 18:30 +0200
Re: Is it safe for kthreadd to drain_all_pages? Michal Hocko <mhocko@kernel.org> - 2017-04-07 18:50 +0200
Re: Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-07 19:00 +0200
Re: Is it safe for kthreadd to drain_all_pages? Michal Hocko <mhocko@kernel.org> - 2017-04-07 19:30 +0200
Re: Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-07 20:50 +0200
Re: Is it safe for kthreadd to drain_all_pages? Hugh Dickins <hughd@google.com> - 2017-04-08 19:10 +0200
Re: Is it safe for kthreadd to drain_all_pages? Mel Gorman <mgorman@techsingularity.net> - 2017-04-08 20:10 +0200
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