High Performance Cluster Computing

Job Priority
Factors that Determine Job Priority: Age - the amount of time the job has been waiting in the queue Job Size - number of nodes requested by the job ...
Thu, Jan 25, 2018 at 1:00 PM
How to Retrieve Job History and Accounting
Job statistics website: Use the UB Metrics on Demand website to view job statistics as of the previous day.  More details on UBMoD can be fo...
Thu, Aug 25, 2016 at 1:43 PM
How do I become a CCR supporter?
As a way to thank our users for providing financial support to CCR, we offer a Quality of Service (QOS) priority boost to their jobs.  To find out if y...
Thu, Jan 25, 2018 at 1:00 PM
Job Arrays
 A job array is a group of nearly identical jobs submitted with 1 SLURM script. Sample Job Array Script:    #!/bin/sh #SBATCH --partition=gen...
Thu, Oct 5, 2017 at 1:09 PM
Batch Computing (SLURM Workload Manager)
Batch computing involves users submitting jobs to a scheduler and resource manager that decides the best and most efficient way to run the jobs while mai...
Wed, Jan 24, 2018 at 2:19 PM
Faculty Clusters
In addition to CCR's large production cluster and visualization hardware which are freely available to UB and affiliated researchers, CCR maintains...
Mon, Apr 16, 2018 at 9:39 AM
Submitting a SLURM Job Script
Please review this article about batch computing before trying to submit SLURM jobs to the clusters!  NOTE: the term "script" is use...
Fri, Dec 16, 2016 at 12:09 PM
How to Submit an Interactive Job
Use fisbatch to Submit an Interactive Job The fisbatch command is the easiest way to submit and run an interactive job.   Once the ...
Fri, Aug 12, 2016 at 12:29 PM
Requesting Specific Nodes or Resources
CCR's  compute clusters are made up of over 11,000 CPUs in various configurations.  Please see our website for detailed information about the compute...
Tue, Aug 9, 2016 at 12:31 PM
Using idle nodes and the scavenger partitions
In an effort to maximize the use of all cores within our center, we are providing access to nearly all cluster nodes whenever they are idle.  This means...
Wed, May 30, 2018 at 2:49 PM