Re: apache threads not balanced over all CPU cores, schedular problem or apache?

From: Rahul Pydimukkala
Date: Thu Nov 13 2008 - 08:31:15 EST


On 21:12 Thu 13 Nov , kyle wrote:
> From: "Rahul Pydimukkala" <prahul@xxxxxxxxxxxxxx>
> To: "kyle" <kylewong@xxxxxxxxxx>
> Cc: <linux-kernel@xxxxxxxxxxxxxxx>
> Sent: Friday, November 14, 2008 3:12 AM
> Subject: Re: apache threads not balanced over all CPU cores, schedular
> problem or apache?
>
>
> >Few of the cores are always left idle by default for power saving reasons.
> >There has been a discussion over it sometime back.
> >http://lkml.org/lkml/2008/6/25/326
> >
> >That helps you play around with the load-balancer.
> >
>
> Oh I never note this.
>
> However, my current setting is "0".


http://lkml.org/lkml/2008/9/8/90 makes it more complete. It's probabaly time you upgrade to 2.6.27.
Seems like the bug exists in 2.6.26 and was fixed only for 2.6.27.

-
Rahul

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