Re: Scheduler(?) regression from 2.6.22 to 2.6.24 for short-lived threads

From: Willy Tarreau
Date: Sat Feb 09 2008 - 07:31:58 EST


On Sat, Feb 09, 2008 at 11:58:25AM +0100, Mike Galbraith wrote:
>
> On Sat, 2008-02-09 at 09:03 +0100, Willy Tarreau wrote:
>
> > How many CPUs do you have ?
>
> It's a P4/HT, so 1 plus $CHUMP_CHANGE_MAYBE
>
> > > 2.6.25-smp (git today)
> > > time 29 ms
> > > time 61 ms
> > > time 72 ms
> >
> > These ones look rather strange. What type of workload is it ? Can you
> > publish the program for others to test it ?
>
> It's the proglet posted in this thread.

OK sorry, I did not notice it when I first read the report.

Regards,
Willy

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