Environment Variables

I_MPI_EXTRA_FILESYSTEM

Turn on/off native parallel file systems support.

Syntax

I_MPI_EXTRA_FILESYSTEM=<arg>

Arguments

<arg>

Binary indicator

enable | yes | on | 1

Turn on native support for the parallel file systems

disable | no | off | 0

Turn off native support for the parallel file systems. This is the default value

Description

Set this environment variable to enable parallel file system support. The I_MPI_EXTRA_FILESYSTEM_LIST environment variable must be set to request native support for the specific file system.

I_MPI_EXTRA_FILESYSTEM_LIST

Select specific file systems support.

Syntax

I_MPI_EXTRA_FILESYSTEM_LIST=<fs>[, <fs>, ... , <fs>]

Arguments

<fs>

Define a target file system

panfs

Panasas* ActiveScale* File System

pvfs2

Parallel Virtual File System, Version 2

lustre

Lustre* File System

gpfs

IBM* General Parallel File System* (GPFS*)

Description

Set this environment variable to request support for the specific parallel file system. This environment variable is handled only if the I_MPI_EXTRA_FYLESYSTEM is enabled. The IntelĀ® MPI Library will try to load shared modules to support the file systems specified by I_MPI_EXTRA_FILESYSTEM_LIST.