Re: VM issue causing high CPU loads

Yohan
2009-08-26T11:55:37Z

Mel Gorman wrote:
> On Mon, Aug 24, 2009 at 04:21:55PM -0700, Andrew Morton wrote:
>
>> On Mon, 24 Aug 2009 16:23:22 +0200
>> Yohan <kernel@yohan.staff.proxad.net> wrote:
>>
>>> Hi,
>>>
>>> Is someone have an idea for that :
>>>
>>> http://bugzilla.kernel.org/show_bug.cgi?id=14024
>>>
>> Please generate a kernel profile to work out where all the CPU tie is
>> being spent. Documentation/basic_profiling.txt is a starting point.
>>
> In the absense of a profile, here is a total stab in the dark. Is this a
> NUMA machine?
This is a Intel(R) Xeon(R) CPU E5520 on Dell R610
> If so, is /proc/sys/vm/zone_reclaim_mode set to 1 and does
> setting it to 0 help?
>
The value is already 0...

Thanks