[ofiwg] proposal to add a new completion semantic
sean.hefty at intel.com
Thu Aug 2 15:57:41 PDT 2018
> MPI synchronous send does not guarantee data placement into the target
> buffer. It only guarantees that the recv operation on the target side
> has been posted and matched. The data can still come later.
How about this change then?
> > FI_MATCH_COMPLETE*
> > : Indicates that a completion should be generated only after the
> > has been placed into the application specified buffer.
matched with an
> Operations using
> > this completion semantic are dependent on the application at the
> > claiming the message or results. As a result, match complete may
> > additional provider level acknowledgements or lengthy delays.
> However, this
> > completion model enables peer applications to synchronize their
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