Version 2.4 of Cell Messaging Layer has been
"The Cell Messaging Layer is an extremely fast, MPI-like communication library for clusters of Cell Broadband Engine processors. With it, any Cell synergistic processing element (SPE) can communicate directly with any other SPE, even across a network.
Version 2.4 of the Cell Messaging Layer (CML) is now available from
SourceForge. CML is a message-passing library that simplifies
programming clusters of Cell processors (as used, for example, in the
PlayStation 3 and in LANL's Roadrunner supercomputer).
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