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Add ability to disable NCCL at runtime #120
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oschuett
changed the title
Added ability to disable NCCL at runtime
Add ability to disable NCCL at runtime
Sep 6, 2022
Gentle ping :-) |
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I'd like to build COSMA with NCCL for CP2K. However, NCCL requires that every MPI rank has a dedicated GPU. Since this is not always the case, it would be great if there was a way to disable NCCL at runtime.
See also cp2k/cp2k#2202.
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