Intel® MPI Library Developer Guide for Linux* OS

ID 768728
Date 12/16/2022

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New Installations

The Intel® MPI Library is part of the Intel® oneAPI HPC Toolkit (HPC Kit), which includes a variety of tools to help you build, analyze, and deploy HPC applications. You can download the HPC Kit here, or visit the HPC Kit product page for information on downloading a stand-alone or runtime version of the Intel MPI Library.


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 l_mpi[-rt]_p_<version>.<package-num>.tar.gz package by using following command:

$ tar -xvzf l_mpi[-rt]_p_<version>.<package-num>.tar.gz

This command creates the subdirectory l_mpi[-rt]_p_<version>.<package-num>.

To start installation, run The default installation path for the Intel MPI Library is /opt/intel/compilers_and_libraries_<version>.<update>.<package-num>/linux/mpi.

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 $HOME 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 <install-dir> directory.