Messages in this thread | | | Subject | Re: [PATCH 10/10] sched/fair: Implement an EEVDF like policy | From | Mike Galbraith <> | Date | Sat, 11 Mar 2023 06:53:30 +0100 |
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On Fri, 2023-03-10 at 21:38 +0100, Peter Zijlstra wrote: > On Thu, Mar 09, 2023 at 05:23:33AM +0100, Mike Galbraith wrote: > > Ok, seems there must be a math booboo lurking. > > Yep that.. please try the version I pushed out here: > > https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/log/?h=sched/eevdf > > (It's based on 6.3-rc1, but it should be trivial to rebase onto v6.2 if > you so wish.)
I stuffed it into .today. Yup, extreme sleeper stinginess is gone.
tbench/netperf numbers look roughly as previously. massive_intr vs desktop CPU distribution improved as expected, but (to me) oddly, the amount of desktop beating up itself did not.
These are all .today
perf.data.eevdf Task | Runtime ms | Switches | Avg delay ms | Max delay ms | Sum delay ms | Max delay start | Max delay end | massive_intr:(9) |1499451.694 ms | 647385 | avg: 0.940 ms | max: 27.969 ms | sum:608348.424 ms | max start: 467.219496 s | max end: 467.247465 s TOTAL: |2369880.457 ms | 2797272 | | 1243484.857 ms | perf.data.eevdf_FAIR_SLEEPERS Task | Runtime ms | Switches | Avg delay ms | Max delay ms | Sum delay ms | Max delay start | Max delay end | massive_intr:(9) |1415743.272 ms | 714999 | avg: 1.013 ms | max: 73.722 ms | sum:724624.600 ms | max start: 2678.846216 s | max end: 2678.919938 s TOTAL: |2362333.392 ms | 2871586 | | 1238748.802 ms | perf.data.master Task | Runtime ms | Switches | Avg delay ms | Max delay ms | Sum delay ms | Max delay start | Max delay end | massive_intr:(9) |1463798.673 ms | 598383 | avg: 0.730 ms | max: 40.029 ms | sum:437069.674 ms | max start: 945.022965 s | max end: 945.062994 s TOTAL: |2370011.937 ms | 1109828 | | 616408.789 ms |
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