[mpich-discuss] Hydra crashing with cpu:cache binding

Pavan Balaji balaji at mcs.anl.gov
Wed Mar 9 15:10:57 CST 2011


Thanks for reporting this. Would you be willing to create a ticket for 
this so we don't forget this?

https://trac.mcs.anl.gov/projects/mpich2/newticket

Thanks,

  -- Pavan

On 03/09/2011 01:28 PM, Jain, Rohit wrote:
> mpiexec -binding cpu:cache a.out
>
> Segmentation fault
>
> This is machine info:
>
> Processor name : Quad-Core AMD Opteron(tm) Processor 8360 SE
>
> Speed (MHz) : 2511.576
>
> Cache size per processor : 512 KB
>
> Number of processors : 4
>
> Number of cores per processor : 4
>
> In fact, giving any unknown binding type also makes it crash:
>
> mpiexec -binding cpu:xyz a.out
>
> Segmentation fault
>
> Regards,
>
> Rohit
>
>
>
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-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji


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