Messages in this thread | | | Date | Tue, 16 Jan 2007 10:44:50 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH 2.6.20-rc4 0/4] futexes functionalities and improvements |
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* Pierre Peiffer <pierre.peiffer@bull.net> wrote:
> The modified hackbench is available here: > > http://www.bullopensource.org/posix/pi-futex/hackbench_pth.c
cool!
> I've run this bench 1000 times with pipe and 800 groups. > Here are the results: > > Test1 - with simple list (i.e. without any futex patches) > ========================================================= > Latency (s) min max avg stddev > 26.67 27.89 27.14 0.19
> Test2 - with plist (i.e. with only patch 1/4 as is) > 26.87 28.18 27.30 0.18
> Test3 - with plist but all SHED_OTHER registered > 26.74 27.84 27.16 0.18
ok, seems like the last one is the winner - it's the same as unmodified, within noise.
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