Messages in this thread | | | Subject | Re: sched : performance regression 24% between 4.4rc4 and 4.3 kernel | From | Rik van Riel <> | Date | Mon, 14 Dec 2015 21:12:37 -0500 |
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On 12/14/2015 06:52 PM, Jirka Hladky wrote: > Hi all, > > I have the results of bisecting: > > first bad commit: [973759c80db96ed4b4c5cb85ac7d48107f801371] Merge tag > 'v4.3-rc1' into sched/core, to refresh the branch > > Could you please have a look at this commit why it has caused the > performance regression when running 4 stream benchmarks in parallel on 4 > NUMA node server?
That is a merge commit. It contains no actual code changes.
> Please let me know if you need additional data. git bisect log is bellow.
It looks like "git bisect" may have led you astray.
I am not sure what debugging tool to use to figure out which of the patches from some merged-in branch caused the issue, but hopefully one of the people reading this email know a trick.
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