Messages in this thread | | | Subject | Re: [PATCH 2/3] perf-bench: add futex-wake microbenchmark | From | Davidlohr Bueso <> | Date | Mon, 16 Dec 2013 06:45:30 -0800 |
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On Mon, 2013-12-16 at 14:25 +0900, Namhyung Kim wrote: > Hi Davidlohr, > > On Sat, 14 Dec 2013 20:31:56 -0800, Davidlohr Bueso wrote: > > Block a bunch of threads on a futex and wake them up, N at a time. > > > > This program is particularly useful to measure the latency of nthread wakeups > > in non-error situations: all waiters are queued and all wake calls wakeup > > one or more tasks. An example run: > > > > $ perf bench futex -t 512 -r 100 > > Did you mean 'perf bench futex wake'?
Yes I did.
Thanks, Davidlohr
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