FAQ Search Today's Posts Mark Forums Read
» Video Reviews

» Linux Archive

Linux-archive is a website aiming to archive linux email lists and to make them easily accessible for linux users/developers.


» Sponsor

» Partners

» Sponsor

Go Back   Linux Archive > Debian > Debian Kernel

 
 
LinkBack Thread Tools
 
Old 12-25-2008, 03:12 PM
Moritz Muehlenhoff
 
Default Bug#426692: One CPU slow down with kernel 2.6.18-4-686 (etch2)

On Wed, May 30, 2007 at 11:42:21AM +0200, Unas Mérnöki Iroda wrote:
> Package: linux-image
> Version: 2.6.18-4-686 (etch2)
>
> I have a dual xeon system with 2 xeon 5050 dual core processors with HyperTreading.
> Sometimes one of the physical cores slow down and never speed up again. There is
> a lot of "system" and "user" load (~80-90%) and a lot of "soft irq" (~20-30%) on
> that CPU (on 2 virtual CPU because of HyperTreading). When a process running on
> the slow CPU it finished approximately 10 times slower than on one of the other CPUs.
>
> The slow CPU speed up only when I reboot the system.
>
> I am using Debian GNU/Linux 4.0, kernel 2.6.18-4-686 (etch2).
> Used packages: apache2, bind9, postfix, courier, mysql, proftpd, etc...
> I am not using x-window.

Does this error still occur with more recent kernel versions?

If you're running Etch, could you try to reproduce this bug
with the 2.6.24 based kernel added in 4.0r4?
http://packages.qa.debian.org/l/linux-2.6.24.html

Cheers,
Moritz



--
To UNSUBSCRIBE, email to debian-kernel-REQUEST@lists.debian.org
with a subject of "unsubscribe". Trouble? Contact listmaster@lists.debian.org
 

Thread Tools




All times are GMT. The time now is 05:43 AM.

VBulletin, Copyright ©2000 - 2014, Jelsoft Enterprises Ltd.
Content Relevant URLs by vBSEO ©2007, Crawlability, Inc.
Copyright ©2007 - 2008, www.linux-archive.org