Re: cpuset - question

["JaniD++" <djani22@dynamicweb.hu>]

Thanks Paul Jackson, Bill Davidsen!

Yes, with echo 0 > mems, this is works fine! :-)

But the documentation is a little small for cpusets...

Thanks

Janos
----- Original Message ----- 
From: "Paul Jackson" <pj@sgi.com>
To: "JaniD++" <djani22@dynamicweb.hu>
Cc: <linux-kernel@vger.kernel.org>
Sent: Tuesday, November 01, 2005 11:24 PM
Subject: Re: cpuset - question


> > In this config i need NUMA option enabled to use cpusets?
>
> No - if you got this far, cpusets are working for you.
>
> You would need NUMA if you had multiple memory nodes.
>
> I'm guessing you have one collection of RAM modules,
> all equally distant from the processors, which is not
> a NUMA (Non-Uniform-Memory-Architecture) system.
>
> I only mentioned NUMA because if you did have NUMA
> hardware, then you would need to CONFIG it into to
> your kernel to make full use of your multiple memory
> nodes.  I doubt that applies to you.
>
> It looks like you have multiple (4 logical with HT)
> CPUs, numbered 0, 1, 2, and 3, and one Memory Node,
> numbered 0.
>
> Cpusets should work for you - just "echo 0", not "echo 1"
> into the "mems" files.  Your one and only Memory Node
> is numbered "0", not "1".
>
> Actually, make that "/bin/echo", not "echo", so you can
> see the error messages.
>
> -- 
>                   I won't rest till it's the best ...
>                   Programmer, Linux Scalability
>                   Paul Jackson <pj@sgi.com> 1.925.600.0401
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