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Groups > linux.kernel > #1322939
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 4/4] sched,time: only call account_{user,sys,guest,idle}_time once a jiffy |
| Date | 2016-02-01 10:30 +0100 |
| Message-ID | <qXiY2-wH-15@gated-at.bofh.it> (permalink) |
| References | <qXcfT-45K-3@gated-at.bofh.it> <qXcfU-45K-21@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sun, Jan 31, 2016 at 09:12:31PM -0500, riel@redhat.com wrote: > Run times for the microbenchmark: > > 4.4 3.8 seconds > 4.5-rc1 3.7 seconds > 4.5-rc1 + first patch 3.3 seconds > 4.5-rc1 + first 3 patches 3.1 seconds > 4.5-rc1 + all patches 2.3 seconds Would be good to compare that also to a !NOHZ_FULL bloated path.
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[PATCH 0/4 v3] sched,time: reduce nohz_full syscall overhead 40% riel@redhat.com - 2016-02-01 03:20 +0100
[PATCH 2/4] acct,time: change indentation in __acct_update_integrals riel@redhat.com - 2016-02-01 03:20 +0100
[PATCH 4/4] sched,time: only call account_{user,sys,guest,idle}_time once a jiffy riel@redhat.com - 2016-02-01 03:20 +0100
Re: [PATCH 4/4] sched,time: only call account_{user,sys,guest,idle}_time once a jiffy Peter Zijlstra <peterz@infradead.org> - 2016-02-01 10:30 +0100
Re: [PATCH 4/4] sched,time: only call account_{user,sys,guest,idle}_time once a jiffy Rik van Riel <riel@redhat.com> - 2016-02-01 20:30 +0100
[PATCH] perf tooling: Simplify 'perf bench syscall' Ingo Molnar <mingo@kernel.org> - 2016-02-01 08:50 +0100
Re: [PATCH] perf tooling: Add 'perf bench syscall' benchmark Andy Lutomirski <luto@amacapital.net> - 2016-02-01 16:50 +0100
Re: [PATCH] perf tooling: Add 'perf bench syscall' benchmark Ingo Molnar <mingo@kernel.org> - 2016-02-03 11:30 +0100
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