HP XC System Software Installation Guide Version 2.1

must edit the corresponding modulefile to point to their new location or create a corresponding
symbolic link. Mo dulefiles are located in the /opt/module/modulefiles directory.
There are som e instances when it might be desirabl e to install th e compiler in other than the
default installation locatio n, for exam ple:
• In a new default location
• As a sibling compiler in a different location
• In a revision or date specific directory
Go to these URLs for more information abou t the following supported compilers:
• Web site for th e In tel com pilers. MLIB requires the Intel Fortran Compiler.
http://www.intel.com/software/products/compilers/index.htm
• Home page for The Portland Group, supplier of the C/C++ and Fortran compilers. MLIB
requires the PGI com pilers on XC4000 systems.
http://www.pgroup.com/
D.3 MLIB Dependency on Compilers
Yo u must in stall the Intel Fortran com piler in ord er to use the HP XC MLIB mathem atical
library, wh ich is i nstal led automatically with the HP XC System Software. M LIB requires the
PGI compilers on Opteron–based systems.
Supported compiler versio ns are listed in the QuickSpecs, which are located at the follow ing
URL:
http://www.hp.com/techservers/clusters/xc_clusters.html
D-2 Installing Additional Software