Ompi: Cross Memory Attach

Created on 13 Jul 2020  路  2Comments  路  Source: open-mpi/ompi

Question. How can I check my ompi installation has been built with cma enabled? I don't have the configure file it has been built with. Thanks.

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ompi_info --param btl sm -l 3 and look at the btl_sm_single_copy_mechanism MCA variable.

bosilca picture bosilca on 13 Jul 2020
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If you're talking about v4.0.x, use the word vader instead of sm.

jsquyres picture jsquyres on 13 Jul 2020
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