Developer Guide

  • 2021.1
  • 12/04/2020
  • Public Content


If you have a previous version of the Intel® MPI Library for Linux* OS installed, you do not need to uninstall it before installing a newer version.
Extract the
package by using following command:
$ tar -xvzf l_mpi[-rt]_p_<version>.<package_num>.tar.gz
This command creates the subdirectory
To start installation, run
. The default installation path for the Intel® MPI Library is
There are two different installations:
  • RPM-based installation - this installation requires root password. The product can be installed either on a shared file system or on each node of your cluster.
  • Non-RPM installation - this installation does not require root access and it installs all scripts, libraries, and files in the desired directory (usually
    for the user).
Scripts, include files and libraries for different architectures, are located in different directories. By default, you can find binary files and all needed scripts under the

Product and Performance Information


Performance varies by use, configuration and other factors. Learn more at