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SCOREC core
Parallel unstructured mesh tools
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PCU (the Parallel Control Utility) is a library for parallel computation based on MPI. PCU provides three things to users:
Phased message passing is similar to Bulk Synchronous Parallel. All messages are exchanged in a phase, which is a collective operation involving all threads in the parallel program. During a phase, the following events happen in sequence:
The API documentation is here: pcu.c