HP-MPI User's Guide (11th Edition)

Understanding HP-MPI
MPI options
Chapter 3 119
MPI options
The following sections provide definitions of mpirun options and runtime
environment variables.
mpirun options
This section describes the specific options included in
<mpirun_options> for all of the preceding examples. They are listed by
the categories:
• Interconnect selection
• Launching specifications
• Debugging and informational
• RDMA control
• MPI-2 functionality
• Environment control
• Special HP-MPI mode
•Windows CCP
• Windows 2003/XP
Interconnect selection options
Network selection Refer to Table 3-5 on page 85 for information on
the following options presented in a table format.
-ibv/-IBV Explicit command line interconnect selection to use
OFED InfiniBand. The lower and upper case options
are analogous to the Elan options (explained above).
-vapi/-VAPI Explicit command line interconnect selection to use
Mellanox Verbs API. The lower and upper case options
are analogous to the Elan options (explained above).
Dynamic linking is required with VAPI. Do not link
-static.