GNU bug report logs - #73649
OpenMPI + mpi4py broken: rank=0

Previous Next

Package: guix;

Reported by: Antero Mejr <mail <at> antr.me>

Date: Sun, 6 Oct 2024 01:02:02 UTC

Severity: normal

Full log

View this message in rfc822 format

From: Lars Bilke <lars.bilke <at> ufz.de>
To: mail <at> antr.me
Cc: 73649 <at> debbugs.gnu.org
Subject: bug#73649: OpenMPI + mpi4py broken: rank=0
Date: Tue, 10 Dec 2024 14:03:44 +0100

The issue seems that openmpi is version 5.x but mpi4py is compiled against version 4.x. You can get a consistent version by using this flag: --with-input=openmpi=openmpi <at> 4.1.6.  I could fix the issue with this call:

guix shell python python-mpi4py openmpi \
  --with-input=openmpi=openmpi <at> 4.1.6 -- \
  mpirun -n 12 python3 ...
This bug report was last modified 243 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.