Indiana University Bloomington

School of Informatics and Computing

Technical Report TR674:
Fixing Probe for Multi-Threaded MPI Applications

Douglas Gregor, Torsten Hoefler, Brian Barrett, and Andrew Lumsdaine
(Jan 2009), 8 pages
This report proposes a new way to handle probing for messages in a threaded environment for MPI. We propose a thread-safe probe, calles mprobe which returns a message handle for later reception with mrecv to the user. This proposal serves as discussion ground for possible extensions to MPI.

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