Re: [OMPI users] Debug OMPI errors

2019-07-28 Thread Jeff Squyres (jsquyres) via users
I'm not sure exactly what you are asking -- can you be more specific? Are you asking if Open MPI can emit more detail when an error occurs and the job aborts? > On Jul 28, 2019, at 4:12 AM, Passant A. Hafez via users > wrote: > > Hello all, > > I was wondering if I can enable some

Re: [OMPI users] When is it save to free the buffer after MPI_Isend?

2019-07-28 Thread Jeff Squyres (jsquyres) via users
On Jul 27, 2019, at 10:43 PM, Gilles Gouaillardet via users wrote: > > MPI_Isend() does not automatically frees the buffer after it sends the > message. > (it simply cannot do it since the buffer might be pointing to a global > variable or to the stack). Gilles is correct: MPI_Isend does not

[OMPI users] Debug OMPI errors

2019-07-28 Thread Passant A. Hafez via users
Hello all, I was wondering if I can enable some reasonable level of debugging for OMPI errors, especially in the cases that just report that a process is killed (for example MPI_ABORT was invoked) and that's it. All the best, -- Passant ___ users