Intel® MPI Library

Introducing Intel MPI Library

Introducing Intel® MPI Library 

The Intel® MPI Library is a multi-fabric message passing library that implements the Message Passing Interface, v2.2 (MPI-2.2) specification. It provides a standard library across Intel® platforms that enable adoption of MPI-2.2 functions as their needs dictate.

Global Options

Global Options

-version or -V 

Use this option to display Intel® MPI Library version information.

-h or -help or --help 

Use this option to display the mpiexec help message.

Global Options

Global Options

-machinefile <machine file> 

Use this option to control the process placement through <machine file>. The total number of processes to start is controlled by the -n option.

Process Pinning

Process Pinning 

Use this feature to pin a particular MPI process to a corresponding CPU and avoid undesired process migration. This feature is available on operating systems that provide the necessary kernel interfaces. 

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