[mpich-discuss] Semantics of MPI_Cancel
thakur at mcs.anl.gov
Wed Aug 7 16:10:02 CDT 2013
You canceled the recv, not the send. The send will still go through and match the first available receive that can be matched.
On Aug 7, 2013, at 3:25 PM, Matthieu Dorier wrote:
> Suppose process 0 does the following
> and process 1 does
> Does process 0 receives the data from the first or the second MPI_Send?
> (I'd tend to say the second, but I'd like a confirmation).
> Matthieu Dorier
> PhD student at ENS Cachan Brittany and IRISA
> discuss mailing list discuss at mpich.org
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