Center for Computational Research

The UB-HPC (Academic) cluster consists of a heterogeneous set of nodes purchased over the years as grants were secured and funds became available.  We p...

As of June 30, 2020: The academic (UB-HPC) compute cluster is broken up into several partitions (also known as "queues") that users can reque...

Please see this article for the most up-to-date info on file permissions There are several significant changes to user accounts and groups this summer. ...

The University at Buffalo offers an Advanced (Graduate) Certificate program in computational science. The Certificate recognizes a student's special tr...

The CCR clusters are accessed through a command line interface.  Users must be able to navigate using Linux/UNIX commands.    The CCR Cheat Sheet has...

Please watch this recording on how to use Slurm batch scheduler.)  Batch computing involves users submitting jobs to a scheduler and resource manager ...

When users login to one of the CCR front end login nodes using vortex.ccr.buffalo.edu they are logged into one of a pool of login servers.  The majority of ...

Checkpoint saves the processes of a running application to a file.  Later the processes can be restarted from that file.  Since the maximum time a job can r...

If you try to load a module and receive an error that it can't be found, be sure it does exist.  Use the command: module avail [module_name] i.e. ...

Debugging Profiling Checkpointing Compilation of Serial Code Form for compiling a serial code:  compiler -flags filename The available compilers ...