In 14.11 it doesn't.

On 07/15/2014 02:18 PM, Andy Riebs wrote:
Is there a reason to have libpmi depend on hwloc for some architectures, even though it's not relevant for RHEL x86_64 clusters today?

Andy

On 07/13/2014 10:19 AM, Ralph Castain wrote:
Just to clarify something: this only occurs when --with-pmi is provided. We *never* link directly against libslurm for licensing reasons, and --with-slurm doesn't cause us to link against any Slurm libraries.

So the only impact here is that we would have to drop support for directly launching apps using srun, and require the use of mpirun instead. Regrettable, but my point is to clarify that this doesn't preclude use of OMPI under Slurm environments.

Obviously, we would prefer to see it resolved, and that libpmi stand alone as an LGPL library :-) This goes beyond what Mike is requesting, which is to at least remove the hwloc dependency as PMI clearly doesn't require it.


On Jul 13, 2014, at 4:24 AM, Mike Dubman <mi...@mellanox.com <mailto:mi...@mellanox.com>> wrote:

Hi guys,
The new SLURM 14.x series contains “–lhwloc” dependency mentioned in the dependency_libs= string, in the slurm provided .la files:
libpmi.la
libslurmdb.la
libslurm.la
This breaks OMPI compilation when either –with-pmi or –with-slurm flags provided to OMPI “configure”. I checked previous SLURM 2.6.x version and it does not have such dependency for hwloc.
_http://www.open-mpi.org/community/lists/devel/2014/07/15130.php_
Please fix.
Thanks
Kind Regards,
*Mike Dubman*|R&D Senior Director, HPC
Tel:  +972 (74) 712 9214|Fax: +972 (74) 712 9111
Mellanox Ltd. 13 Zarchin St., Bldg B, Raanana 43662, Israel



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