impi_info
Provides information on available Intel® MPI Library environment variables.
Syntax
impi_info <options>
Arguments
<options> | List of options. |
-a | -all | Show all IMPI
variables. |
-h | -help | Show a help
message. |
-v | -variable | Show all available
variables or description of the specified variable. |
-c | -category | Show all available
categories or variables of the specified category. |
Description
The
impi_info
utility provides information on
environment variables available in the Intel MPI Library. For each variable, it
prints out the name, the default value, and the value data type. By default, a
reduced list of variables is displayed. Use the -all
option to display all available variables with their
descriptions.The example of the
impi_info
output:$ ./impi_info
| NAME | DEFAULT VALUE | DATA TYPE | ======================================================================== | I_MPI_THREAD_SPLIT | 0 | MPI_INT | | I_MPI_THREAD_RUNTIME | none | MPI_CHAR | | I_MPI_THREAD_MAX | -1 | MPI_INT | | I_MPI_THREAD_ID_KEY | thread_id | MPI_CHAR |