Messages in this thread |  | | | Subject | Re: Linux 2.6 context switching and posix threads performance question | | From | Peter Zijlstra <> | | Date | Sat, 27 Aug 2005 14:38:02 +0200 |
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On Sat, 2005-08-27 at 14:30 +0200, Mateusz Berezecki wrote: > On 8/27/05, Peter Zijlstra <a.p.zijlstra@chello.nl> wrote: > > > Well the obvious question is: what kernel version and which thread > > library? > > Ah, sorry I just forgot to put this info > > Linux blade1 2.6.12 #1 SMP Tue Jul 26 08:43:57 GMT 2005 i686 Intel(R) > Xeon(TM) CPU 3.06GHz GenuineIntel GNU/Linux > > the cpu is with HT so Linux thinks there are 4 cpus on board > > > > > 2.4 with LinuxThreads might have severe problems. However 2.6 with NPTL > > should be able to handle it, IIRC Igno once did a million threads with _Ingo_ Molnar that is; I really should have gotten those 4 letters in the right order by now, humble appologies.
> > that combination just to show that it worked ;-). > > Yes, but how about switching contexts and the performance impact? > Will it slowdown the whole system or just result in low or medium > overhead?. > These threads are meant to be running an intensive network connection > and possibly analysing the dataflow and maybe filtering some stuff. > Each thread doing the same task.
I think it should work; however I'm not the most qualified to answer this.
-- Peter Zijlstra <a.p.zijlstra@chello.nl>
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