Hello Gilles,
thanks for your response. I'm testing with 20 task, each using 8
threads. When using a single node or only few nodes, we do not see this
either.
Attached is the used slurm script, which reports also the environment
variables, and the output log from three different runs with sr
Alois,
Thanks for the report.
FWIW, I am not seeing any errors on my Mac with Open MPI from brew (4.1.3)
How many MPI tasks are you running?
Can you please confirm you can evidence the error with
mpirun -np ./mpi_test_suite -d MPI_TYPE_MIX_ARRAY -c
0 -t collective
Also, can you try the same
Within our cluster (debian10/slurm16, debian11/slurm20), with
infiniband, and we have several instances of openmpi installed through
the Lmod module system. When testing the openmpi installations with the
mpi-test-suite 1.1 [1], it shows errors like these
...
Rank:0) tst_test_array[45]:Allr
