Re: [OMPI users] Fwd: Minimum time between MPI_Bcast or MPI_Reduce calls?

2019-01-18 Thread Gilles Gouaillardet
Jeff, that could be a copy/paste error and/or an email client issue. The syntax is mpirun --mca variable value ... (short hyphen, short hyphen, m, c, a) The error message is about the missing —-mca executable (long hyphen, short hyphen, m, c, a) This is most likely the root cause of this

Re: [OMPI users] Fwd: Minimum time between MPI_Bcast or MPI_Reduce calls?

2019-01-18 Thread Jeff Wentworth via users
Hi, Thanks for the quick response. But it looks like I am missing something because neither -mca nor --mca is being recognized by my mpirun command. % mpirun --mca coll_sync_priority 100 --mca coll_sync_barrier_after 10 -q -np 2 a.out