Messages in this thread | | | Subject | Re: [PATCH 0/5] BT scheduling class | From | Valentin Schneider <> | Date | Fri, 21 Jun 2019 14:26:11 +0100 |
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On 21/06/2019 14:03, Peter Zijlstra wrote: > On Fri, Jun 21, 2019 at 03:45:52PM +0800, xiaoggchen@tencent.com wrote: > >> First only server application exists in the system and the success >> rate is 99.998% and the average cpu use is only 25%. > > Have you guys looked at this series: > > https://lkml.kernel.org/r/cover.1556182964.git.viresh.kumar@linaro.org > >
Sort of a shot in the dark here, but I wonder if task stealing [1] could help as well? IIRC Steve had some pretty good CPU utilization improvements with his series.
FWIW I have a somewhat recent rebase of CFS stealing laying around at [2].
[1]: https://lore.kernel.org/lkml/1544131696-2888-1-git-send-email-steven.sistare@oracle.com/ [2]: http://www.linux-arm.org/git?p=linux-vs.git;a=shortlog;h=refs/heads/mainline/cfs-stealing/v4-rebase
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