Messages in this thread | | | Date | Thu, 16 Feb 2023 21:18:08 +0800 | Subject | Re: [PATCH v6 0/4] sched/fair: Improve scan efficiency of SIS | From | Abel Wu <> |
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Hi Prateek, thanks very much for your solid testings!
On 2/7/23 11:42 AM, K Prateek Nayak wrote: > Hello Abel, > > I've retested the patches with on the updated tip and the results > are still promising. > > tl;dr > > o Hackbench sees improvements when the machine is overloaded. > o tbench shows improvements when the machine is overloaded. > o The unixbench regression seen previously seems to be unrelated > to the patch as the spawn test scores are vastly different > after a reboot/kexec for the same kernel. > o Other benchmarks show slight improvements or are comparable to > the numbers on tip.
Cheers! Yet I still see some minor regressions in the report below. As we discussed last time, reducing unnecessary updates on the idle cpumask when LLC is overloaded should help.
Thanks & Best regards, Abel
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