HP-UX 11i Version 2 March 2004 Release Notes

Libraries and Programming
HP Message Passing Interface (MPI)
Chapter 10
103
Summary of Change
HP MPI version 2.0 includes the following:
• Full MPI-2 Standard functionality including:
—Dynamic processes
— Extended collectives
— One-sided communications
—Thread safety
— MPI_BOTTOM language interoperability
— Updated ROMIO
• Interconnects supported include:
—HyperFabric
—TCP/IP on clusters
— Shared memory for intranode communication
• Visual MPI for debugging and analysis
• Support for truncated messages
• Limited H/A mode
• MPI versioning
• mpirun global environment variable settings via command line
•New mpirun command line options
Impact
There are no impacts.
Compatibility
There are no known compatibility issues.
Performance
There are no known performance issues.
Documentation
Manpages are installed in /opt/mpi/share/man. Manpages for HP MPI utilities are
located in man1*. Manpages for the HP MPI library are located in man3*.
The HP MPI User's Guide (Eighth Edition) is available at
http://docs.hp.com/hpux/pdf/B6060-96013.pdf and from the www.hp.com/go/mpi
Web site at
http://h21007.www2.hp.com/dspp/files/unprotected/mpi/hpux/B6060-96013.
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