Queues and Reservations

Here are the partitions available on Owens:

Name Nodes available max walltime max job size notes

Serial

Available minus reservations

168 hours

1 node

 

Longserial

Available minus reservations

 336 hours

1 node

Restricted access (contact OSC Help if you need access)

Parallel

Available minus reservations

96 hours

81 nodes

 

GPU Serial 156 168 hours 1 node    
GPU Parallel 156 96 hours 8 nodes  

Hugemem

16

96 hours

1 node

 
Parhugemem 16 96 hours 16 nodes Restricted access (contact OSC Help if you need access)
Debug Available minus reservations 1 hour 2 nodes

For small interactive and test jobs

GPU Debug 156 1 hour 2 nodes For small interactive and test GPU jobs

"Available minus reservations" means all nodes in the cluster currently operational (this will fluctuate slightly), less the reservations listed below. To access one of the restricted partitions, please contact OSC Help. Generally, access will only be granted to these queues if the performance of the job cannot be improved, and job size cannot be reduced by splitting or checkpointing the job.

Occasionally, reservations will be created for specific projects that will not be reflected in these tables.

Supercomputer: 
Service: