Re: [OMPI users] oMPI hang with IB question

2012-03-27 Thread Jeffrey Squyres
Dylan -- Sorry for the delay in replying. On an offhand guess, does the problem go away if you run with: --mca mpi_leave_pinned 0 ? On Mar 20, 2012, at 3:35 PM, Dylan Nelson wrote: > Hello, > > I've been having trouble for awhile now running some OpenMPI+IB jobs on > multiple tasks. The p

[OMPI users] oMPI hang with IB question

2012-03-20 Thread Dylan Nelson
Hello, I've been having trouble for awhile now running some OpenMPI+IB jobs on multiple tasks. The problems are all "hangs" and are not reproducible - the same execution started again will in general proceed just fine where previously it got stuck, but then later get stuck. These stuck processes a