[mpich-discuss] issue setting process-core mapping with hydra

[Pavan Balaji]

Sreeram,

I'm not able to reproduce this on any of our platforms with trunk, so it 
looks like it's something specific to your hardware. What system is this 
(OS, /proc/cpuinfo, whatever else might be relevant)?

  -- Pavan

On 11/09/2010 05:23 PM, sreeram potluri wrote:
> Hi,
>
> I am observing an issue when specifying process-core binding using
> mpiexex.hydra. I am using the trunk version of MPICH2. When I use the
> following command
>
> ../bin/mpiexec.hydra -binding user:0,1 -n 2 -f hosts ./hellow
>
> it prints out the following error. However, the tests complete fine. I
> assume it uses some preset binding.
>
> ----------------------------------------------------------------------------------------------------
> Restrict topology cpusets to existing PU and NODE objects
> Propagate offline and disallowed cpus down and up
> ----------------------------------------------------------------------------------------------------
>
> This error does not happen with the version of hydra available here :
>
> http://www.mcs.anl.gov/research/projects/mpich2/downloads/tarballs/1.3/hydra-1.3.tar.gz
>
> My hosts file is as follows:
>
> [potluri at wci-login examples]$ cat hosts
> wci37
> wci37
>
> Please suggest if I am missing something here. Thanks in advance.
>
> Regards
> Sreeram Potluri
>
>
>
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-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji