On September 22nd, OSC switched to Slurm for job scheduling and resource management on the Pitzer Cluster, along with the deployment of the new Pitzer hardware. We are in the process of updating the example job scripts for each software. If a Slurm example is not yet available, please consult our general Slurm information page or contact OSC help.


VirtualGL allows OpenGL applications to run with 3D hardware accerlation.

Availability & Restrictions


The following versions of VirtualGL are available on OSC clusters:

Version Owens Pitzer Notes
2.5 X   Intel 16.0.3 must be loaded Owens
2.5.2 X*    
2.6   X*  
* Current default version


OSC provides VirtualGL to all OSC users.

Publisher/Vendor/Repository and License Type

Julian Smart, Robert Roebling et al., Open source


Usage on Owens


Configure your environment for use of VirtualGL with  module load virtualgl . This will load the default version. To load a different verison, use module load virtualgl/version . For example, load VirtualGL 2.5 with module laod virtualgl/2.5 . Note that VirtualGL 2.5 requires the intel compiler, version 16.0.3. Before loading VirtualGL 2.5, load intel 16.0.3 with  module load intel/16.0.3 .

Usage on Pitzer


Configure your environment for use of VirtualGL with  module load virtualgl . This will load the default version.

Further Reading