MPI collective communications on the blue gene/p supercomputer: algorithms and optimizations.

Ahmad Faraj Sameer Kumar Brian Smih Amith R. Mamidala John A. Gunnels Philip Heidelberger MPI collective communications on the blue gene/p supercomputer: algorithms and optimizations. 489-490 2009 ICS http://doi.acm.org/10.1145/1542275.1542344 conf/ics/2009 db/conf/ics/ics2009.html#FarajKSMGH09