From howardp at lanl.gov  Tue Jun  2 09:14:33 2026
From: howardp at lanl.gov (Pritchard Jr., Howard)
Date: Tue, 2 Jun 2026 14:14:33 +0000
Subject: [mpiwg-sessions] Something from NCCL
Message-ID: <03FE7D5C-AE3C-48E3-8153-F5039F511F47@win.lanl.gov>

See

https://urldefense.us/v3/__https://docs.nvidia.com/deeplearning/nccl/user-guide/docs/usage/communicators.html__;!!G_uCfscf7eWS!ZjYIScgBqbSJOFrUQZdVQMJSw-KaE8vyLevzWs7d1NCt3H3sjcJS9IwcO1pkUIAh1A4ka8P9VL_gCXpstLmvmP1rQpoJWLI$ 

Howard


-------

[signature_61897647]
Howard Pritchard
Research Scientist
HPC-ENV

Los Alamos National Laboratory
howardp at lanl.gov<mailto:howardp at lanl.gov>

[signature_110393898]<https://urldefense.us/v3/__https://www.instagram.com/losalamosnatlab/__;!!G_uCfscf7eWS!ZjYIScgBqbSJOFrUQZdVQMJSw-KaE8vyLevzWs7d1NCt3H3sjcJS9IwcO1pkUIAh1A4ka8P9VL_gCXpstLmvmP1rhheg_sI$ >[signature_3953791228]<https://urldefense.us/v3/__https://twitter.com/LosAlamosNatLab__;!!G_uCfscf7eWS!ZjYIScgBqbSJOFrUQZdVQMJSw-KaE8vyLevzWs7d1NCt3H3sjcJS9IwcO1pkUIAh1A4ka8P9VL_gCXpstLmvmP1ramXZPhA$ >[signature_3712029327]<https://urldefense.us/v3/__https://www.linkedin.com/company/los-alamos-national-laboratory/__;!!G_uCfscf7eWS!ZjYIScgBqbSJOFrUQZdVQMJSw-KaE8vyLevzWs7d1NCt3H3sjcJS9IwcO1pkUIAh1A4ka8P9VL_gCXpstLmvmP1rro63vCY$ >[signature_4289516963]<https://urldefense.us/v3/__https://www.facebook.com/LosAlamosNationalLab/__;!!G_uCfscf7eWS!ZjYIScgBqbSJOFrUQZdVQMJSw-KaE8vyLevzWs7d1NCt3H3sjcJS9IwcO1pkUIAh1A4ka8P9VL_gCXpstLmvmP1rq3OUIVs$ >


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From howardp at lanl.gov  Fri Jun 12 09:38:11 2026
From: howardp at lanl.gov (Pritchard Jr., Howard)
Date: Fri, 12 Jun 2026 14:38:11 +0000
Subject: [mpiwg-sessions] Sessions WG - meet this coming Monday June 15
Message-ID: <E0CE2E2F-FA59-4DF9-8C88-30ECE08BE588@win.lanl.gov>

Hello Folks,

We?ll meet this upcoming Monday June 15 8 AM US CDT.   Items currently on the agenda are

  *   Forum follow up (attrs, spawn, and psets)
  *   Related is topic of NCCL dynamic communicator support - https://urldefense.us/v3/__https://docs.nvidia.com/deeplearning/nccl/user-guide/docs/usage/communicators.html__;!!G_uCfscf7eWS!eSNXaCU0nPvrO3SXdrUm2VyowsH7LXble-9pymhZ4fOUO7HVzHYtlEaf4u1XCm3dbHaZ601E0wm32ONDytkbOHTcRgUFItY$ 
  *   Other

We switched to using big-blue-button for our conferencing needs recently ? check https://urldefense.us/v3/__https://github.com/mpiwg-sessions/mpi-standard/wiki__;!!G_uCfscf7eWS!eSNXaCU0nPvrO3SXdrUm2VyowsH7LXble-9pymhZ4fOUO7HVzHYtlEaf4u1XCm3dbHaZ601E0wm32ONDytkbOHTc_TclUmA$ 

Thanks,

Howard
-------

[signature_61897647]
Howard Pritchard
Research Scientist
HPC-ENV

Los Alamos National Laboratory
howardp at lanl.gov<mailto:howardp at lanl.gov>

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