Messages in this thread | | | Date | Fri, 11 Dec 2015 09:11:41 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCHSET 00/16] perf top: Add multi-thread support (v1) |
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* Namhyung Kim <namhyung@gmail.com> wrote:
> IIRC David said that thread per cpu seems too much especially on a large system > (like ~1024 cpu). [...]
Too much in what fashion? For recording I think it's the fastest, most natural model - anything else will create cache line bounces.
For perf report, I suspect you are right, it would depend on the actual possible parallelism - which with time would improve I suspect.
Thanks,
Ingo
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