[mpich-discuss] Hydra: LSF resource querying in exclusive mode

[Pavan Balaji]

Hi,

On 11/10/2010 04:02 PM, Yauheni Zelenko wrote:
> We find out that LSF (at least 7.0.5) didn't set LSB_MCPU_HOSTS
> properly with bsub -x (exclusive access). In this case all CPUs on
> host may be used by program. For MPICH2 it's mean that it may launch
> as much processes and number of physical CPUs.

Thanks. Can you give some more information on what it sets and what it 
doesn't? Is LSB_MCPU_HOSTS being set to an incorrect value? What other 
environment variables are set and what are their values?

  -- Pavan

-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji