Re: [OMPI users] MPI4Py Only Using Rank 0

2023-10-25 Thread Jeff Squyres (jsquyres) via users
From: caitlin lamirez Sent: Wednesday, October 25, 2023 1:17 PM To: Jeff Squyres (jsquyres) Subject: Re: [OMPI users] MPI4Py Only Using Rank 0 Hi Jeff, After getting that error, I did reinstall MPI4py using conda remove mpi4py and conda install mpi4py. However, I am still getting th

Re: [OMPI users] MPI4Py Only Using Rank 0

2023-10-25 Thread Jeff Squyres (jsquyres) via users
, but you're still using the mpiexec from Open MPI? Stuff like that. From: users on behalf of caitlin lamirez via users Sent: Wednesday, October 25, 2023 11:57 AM To: users@lists.open-mpi.org Cc: caitlin lamirez Subject: [OMPI users] MPI4Py Only Using Rank 0 Hello, I

[OMPI users] MPI4Py Only Using Rank 0

2023-10-25 Thread caitlin lamirez via users
Hello, I am having a problem with MPI4Py (version: mpiexec (OpenRTE) 4.1.5). I have been using it for months without a problem, however, out of no where, I am getting a bug where my program is only using Rank 0. For example, when I run the command: mpiexec -n 5 python -m mpi4py.bench