[OMPI users] Pros/Cons/Possibility of Avoiding hcoll on Mellanox with OpenMPI

2023-01-12 Thread Thompson, Matt (GSFC-610.1)[SCIENCE SYSTEMS AND APPLICATIONS INC] via users
Apologies for the weird subject, but wasn't sure what exactly I'm asking here. To wit, today I built Open MPI 5.0.0rc9 on our cluster and I built it on a compute node. And all seemed to work okay. I did get: -- [borgh088:22776][:33:hmca_rcache_ucs_query] UCS version mismatch. Libhcoll binary w

[OMPI users] Issue configuring Open MPI 4.1.5 and 5.0.0rc12 with Apple Clang 15

2023-09-19 Thread Thompson, Matt (GSFC-610.1)[SCIENCE SYSTEMS AND APPLICATIONS INC] via users
Dear Open MPI List, First, let me say I tried searching on this, but my google-fu and github-fu failed. To wit, this morning, my work Mac was updated to Clang 15: ❯ clang --version Apple clang version 15.0.0 (clang-1500.0.40.1) Target: arm64-apple-darwin22.6.0 Thread model: posix InstalledDir:

Re: [OMPI users] [EXTERNAL] [BULK] Issue configuring Open MPI 4.1.5 and 5.0.0rc12 with Apple Clang 15

2023-09-19 Thread Thompson, Matt (GSFC-610.1)[SCIENCE SYSTEMS AND APPLICATIONS INC] via users
v/sed/bio/matthew.thompson From: users on behalf of "Thompson, Matt (GSFC-610.1)[SCIENCE SYSTEMS AND APPLICATIONS INC] via users" Reply-To: Open MPI Users Date: Tuesday, September 19, 2023 at 3:12 PM To: Open MPI Users Cc: "Thompson, Matt (GSFC-610.1)[SCIENCE SYSTEMS AND APPLICAT