v5.0.x: MPI_Wtime relative to MPI_Init #12978
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Issue open-mpi#12953 identified an issue with MPI_Wtime taking the first call as the source of relative timing. This patch moves the timing root early in the MPI initialization (sessions or world model). Fixes open-mpi#12953. Signed-off-by: George Bosilca <gbosilca@nvidia.com> (cherry picked from commit c0b371b)
jsquyres
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jsquyres
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Dec 12, 2024
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Issue #12953 identified an issue with MPI_Wtime taking the first call as the source of relative timing. This patch moves the timing root early in the MPI initialization (sessions or world model).
Fixes #12953.
Signed-off-by: George Bosilca gbosilca@nvidia.com
(cherry picked from commit c0b371b)