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From: Gleb Natapov (glebn_at_[hidden])
Date: 2007-08-22 08:35:12


On Wed, Aug 22, 2007 at 03:31:20PM +0300, Noam Meltzer wrote:
> Hi,
>
> I am running openmpi-1.2.3 compiled for 64bit on RHEL4u4.
> I also have a Voltaire InfiniBand interconnect.
> When I manually run jobs using the following command:
>
> /opt/local/openmpi-1.2.3-gcc4/bin/orterun -np 8 -hostfile ~/myHostList
> -mca btl self,openib /tcc/eandm/performance/igor/main.exe.openmpi123
>
> The job is executed just fine..
>
> Though, when run through SGE I have the weirdest problem, and get the
> following error (on all hosts in my list):
> --------------------------------------------------------------------------
> The OpenIB BTL failed to initialize while trying to create an internal
> queue. This typically indicates a failed OpenFabrics installation or
> faulty hardware. The failure occured here:
>
> Host: node4.grid.technion.ac.il
> OMPI source: btl_openib.c:828
> Function: ibv_create_cq()
> Error: Invalid argument (errno=22)
> Device: mthca0
>
> You may need to consult with your system administrator to get this
> problem fixed.
> --------------------------------------------------------------------------
>
> To send a job to the grid I use the following command:
> qrsh -cwd -q noam.q -pe orte 8 ./myScript
>
> while "myScript" looks like:
>
> #!/bin/bash
> /opt/local/openmpi-1.2.3-gcc4/bin/orterun -np $NSLOTS -mca btl
> self,openib /tcc/eandm/performance/igor/main.exe.openmpi123
>
> If I change "openib" to "tcp" (in myScript) everything works just fine.
>
> Any ideas?
>
Perhaps SGE doesn't set locked memory limit properly.

--
			Gleb.