Software Modules

Software modules allow users to load and unload specific versions of a program (e.g. gcc, spades, openmpi, etc.). The module commands (below) essentially just prepend a directory to your PATH variable.

Specify module repository

There are two main groups of modules on Charlie.

1. Bigelow: General purpose modules; maintained by Bigelow IT

2. SCGC: Available to use; maintained by SCGC

$ module use /mod/bigelow

Show available modules

$ module avail
​
--------------------- /mod/bigelow/ ---------------------
gcc/6.2.0      null           python/3.0     smrt/2.3.0
metaBAT/0.32.4 openmpi/2.1.1  R/2.15.2       turbomole/7.1

Load a module

$ module load R

Show loaded modules

$ module list
Currently Loaded Modulefiles:
  1) /R/2.15.2   2) /gcc/6.2.0

Unload a module

module unload R