Skip to content
Snippets Groups Projects
Commit 8a93e9db authored by Matthieu Schaller's avatar Matthieu Schaller
Browse files

Describe the specifics of the OpenMPI 4.0.5 module used on cosma7 as it may be...

Describe the specifics of the OpenMPI 4.0.5 module used on cosma7 as it may be more generally useful.
parent cb6116f0
Branches
Tags
No related merge requests found
...@@ -48,3 +48,13 @@ UCX_TLS=ud_x,shm,self ...@@ -48,3 +48,13 @@ UCX_TLS=ud_x,shm,self
UCX_RC_MLX5_TM_ENABLE=n UCX_RC_MLX5_TM_ENABLE=n
UCX_DC_MLX5_TM_ENABLE=n UCX_DC_MLX5_TM_ENABLE=n
``` ```
These environment variables (set on the Mellanox-base cosma system in Durham)
for version 4.0.5 with the UCX backend can also be useful:
```
OMPI_MCA_btl ^openib
OMPI_MCA_btl_openib_flags 1
OMPI_MCA_plm_rsh_num_concurrent 768
OMPI_MCA_mpool_rdma_rcache_size_limit 209715200
```
\ No newline at end of file
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Please register or to comment