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The Ohio Supercomputer Center provides High Performance Computing resources and expertise to academic researchers across the State of Ohio. Any paper citing this document has utilized OSC to conduct research on our production services. OSC is a member of the Ohio Technology Consortium, a division of the Ohio Department of Higher Education.

OSC has operated a number of supercomputer systems over the years. Here is a list of previous machines and their specifications.

Wednesday, Dec. 3th


Here are the queues available on Ruby. Please note that you will be routed to the appropriate queue based on your walltime and job size request.

Name Nodes available max walltime max job size notes



Batch Requests

Batch requests are handled by the TORQUE resource manager and Moab Scheduler as on the Oakley and Glenn systems. Use the qsub command to submit a batch request, qstat to view the status of your requests, and qdel to delete unwanted requests. For more information, see the manual pages for each command.

There are some changes for Ruby, they are listed here:



C, C++ and Fortran are supported on the Ruby cluster. Intel, PGI and GNU compiler suites are available. The Intel development tool chain is loaded by default. Compiler commands and recommended options for serial programs are listed in the table below. See also our compilation guide.


The following are technical specifications for Ruby.  We hope these may be of use to the advanced user.

RRSCS Baccalaureate Minor Program

What is the benefit of a minor in Computational Science?

Current Certificate Programs


The Ralph Regula School of Computational Science is working with three Ohio community and technical colleges to prepare an Associate of Science degree program that includes computational science content and prepares graduates to matriculate to a four-year institution to complete their Bachelor of Science or related degree program. The project is funded by the National Science Foundation Advanced Technology Education Program.