. This can be done in a
variety of ways, but try running like this:
mpirun –mca pml ob1 …..
This will force the use of the verbs support layer (openib) with the CUDA-aware
support.
From: users [mailto:users-boun...@open-mpi.org] On Behalf Of KESTENER Pierre
Sent: Wednesday, October 30, 2013 12:07
in main (argc=4, argv=0x7fffcea8) at Jacobi.c:60
Pierre.
De : KESTENER Pierre
Date d'envoi : mercredi 30 octobre 2013 16:34
À : us...@open-mpi.org
Cc: KESTENER Pierre
Objet : OpenMPI-1.7.3 - cuda support
Hello,
I'm having problems running a simple cuda-aware mpi
Hello,
I'm having problems running a simple cuda-aware mpi application; the one found
at
https://github.com/parallel-forall/code-samples/tree/master/posts/cuda-aware-mpi-example
I have modified symbol ENV_LOCAL_RANK into OMPI_COMM_WORLD_LOCAL_RANK
My cluster has 2 K20m GPUs per node, with
