Memory Tuning and Context Switches

Mike Burger mburger at bubbanfriends.org
Fri Apr 3 18:16:27 UTC 2009


> Hi again,
>
>
>
> We've just upgraded to 12GB of ram and are still experiencing extremely
> high
> context switches, in some cases, 45000 (vmstat 3 100).
>
>
>
> Does anyone have a link to a technical doc that has information
> specifically
> dealing with context switching and RAM optimization?
>
>
>
> I'm thinking that I just need to give more cpu time to kswapd.  Comments?
>
>
>
> Thanks.
>
>
>
> I've already read this link:
> http://www.redhat.com/magazine/001nov04/features/vm/
> <http://www.redhat.com/magazine/001nov04/features/vm/>

I thought context switching was in the CPU, not memory.

-- 
Mike Burger
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