[torqueusers] cpusets memory nodes?

Kenneth Yoshimoto kenneth at sdsc.edu
Tue Oct 18 13:17:52 MDT 2011


  Do you know if I can have multiple NUMA nodes configured
in Torque, or is it only taking a single MOM in that case?


On Tue, 18 Oct 2011, Troy Baer wrote:

> Date: Tue, 18 Oct 2011 14:39:55 -0400
> From: Troy Baer <tbaer at utk.edu>
> Reply-To: Torque Users Mailing List <torqueusers at supercluster.org>
> To: Kenneth Yoshimoto <kenneth at sdsc.edu>,
>     Torque Users Mailing List <torqueusers at supercluster.org>
> Subject: Re: [torqueusers] cpusets memory nodes?
> On Tue, 2011-10-18 at 10:18 -0700, Kenneth Yoshimoto wrote:
>>   Does anyone know if Torque cpusets assigns memory nodes
>> to jobs as well as cpus?  Or is the NUMA capability the
>> right thing to use here for a cluster with multiple
>> NUMA nodes?
> AFAIK, TORQUE doesn't do anything with the mems field in a cpuset unless
> you're using a NUMA build of 3.0.x or later.  I believe your scheduler
> also needs to be aware of such things, and the only one I know of that
> is currently thus aware is Moab.
> 	--Troy
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