Hi Trey, To use SLURM+PMI2 with MVAPICH2 you should configure it using "./configure --with-pmi=pmi2 --with-pm=slurm" and run it like "srun --mpi=pmi2 -n 2 ./a.out".
Thanks, Sourav On Mon, Apr 20, 2015 at 2:13 PM, Trey Dockendorf <[email protected]> wrote: > Just a heads up to anyone who uses MVAPICH2 with srun. The 2.1 docs for > MVAPICH2 have new configure flag values since 2.1 supports PMI-2 with > SLURM. If you build MVAPICH2 2.1 with SLURM support and then use srun with > "--mpi=none" I've found things don't go well. The steps to use srun with > MVAPICH2 2.1 appear to be identical to that of OpenMPI. We have set > MpiDefault=pmi2 which will not "just work" for MVAPICH2 2.1. > > - Trey > > ============================= > > Trey Dockendorf > Systems Analyst I > Texas A&M University > Academy for Advanced Telecommunications and Learning Technologies > Phone: (979)458-2396 > Email: [email protected] > Jabber: [email protected] >
