[torquedev] 3.0 branch --enable-numa-support breaks openmpi integration

David Beer dbeer at adaptivecomputing.com
Tue Jun 14 09:25:42 MDT 2011



----- Original Message -----
> I tried the 3.0.2 release candidate on a cluster of dual socket nodes
> and it seemed OK but openmpi built against it started the right number
> of processes within a batch job, all on the same (first) node.
> 
> The same source rebuilt without numa support worked fine.
> 

NUMA support only currently works for single node jobs, as the original development was intended only to support large NUMA systems such as Altix and the UV. It will have to be enhanced before it can support multi-node NUMA jobs.

-- 
David Beer 
Direct Line: 801-717-3386 | Fax: 801-717-3738
     Adaptive Computing
     1656 S. East Bay Blvd. Suite #300
     Provo, UT 84606



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