Re: [OMPI users] Confusing behaviour of compiler wrappers

2021-01-09 Thread Gilles Gouaillardet via users
Sajid, I believe this is a Spack issue and Open MPI cannot do anything about it. (long story short, `module load openmpi-xyz` does not set the environment for the (spack) external `xpmem` library. I updated the spack issue with some potential workarounds you might want to give a try. Cheers, Gi

[OMPI users] Confusing behaviour of compiler wrappers

2021-01-08 Thread Sajid Ali via users
Hi OpenMPI-community, This is a cross post from the following spack issue : https://github.com/spack/spack/issues/20756 In brief, when I install openmpi@4.1.0 with ucx and xpmem fabrics, the behaviour of the compiler wrappers (mpicc) seems to depend upon the method by which it is loaded into the