Re: [OMPI users] Performance/stability impact of thread support

2012-10-30 Thread Jeff Squyres
Short answer: yes, enabling threading impacts performance, to include silently disabling OpenFabrics support. On Oct 30, 2012, at 6:03 AM, Paul Kapinos wrote: > At least, be aware of silently disabling the usage of InfiniBand if 'multiple' > threading level is activated: > > http://www.open-mpi

Re: [OMPI users] Performance/stability impact of thread support

2012-10-30 Thread Paul Kapinos
At least, be aware of silently disabling the usage of InfiniBand if 'multiple' threading level is activated: http://www.open-mpi.org/community/lists/devel/2012/10/11584.php On 10/29/12 19:14, Daniel Mitchell wrote: Hi everyone, I've asked my linux distribution to repackage Open MPI with thr