Major network switch outage on November 14, 2018

At about 1:50 AM on November 14th, OSC experienced a major switch failure which resulted in the home directory service being disrupted. As a result, the home directories were offline and all logins were failing to all clusters. All user-facing issues have been resolved and the services are back. Running jobs may recover, but please look at job output to verify correctness. Some jobs experienced failures and will need to be resubmitted. For more information, see:

Change or Reset Password and retrieve usernames

Client portal password and username options

As always, Visit the OSC Client Portal website

Change password while already logged in

Click ‘Change Password’ from the dropdown menu of in the upper-right corner where the full name of the user is shown.

A successful password change redirects back to the dashboard page. There is also a message displayed confirming the change and providing other information.

Reset an expired or forgotten password

From the Login page, click the ‘Forgot your password?’ link.

HPC Job Activity tool

Interactive reporting of HPC job activity

The HPC Job Activity menu item opens a powerful reporting tool. By default, the report shows all activity over the last 30 days for projects you are authorized to view usage of. There are simple filters available at the top to put in a specific job ID, narrow the report to a specific project, or select a specific date range.


A downtime for all HPC systems is scheduled from 7 a.m. to 10 p.m., Tuesday, Oct. 23, 2018. The downtime will affect the Oakley, Ruby and Owens Clusters, web portals and HPC file servers. Login services, including, and access to storage will not be available during this time. In preparation for the downtime, the batch scheduler will begin holding jobs that cannot be completed before 7 a.m., Oct. 23, 2018.

Requesting and managing projects

OSC client portal allows users to request and manage their projects.

Requesting a new project

New academic projects

To request a new project, navigate to Project -> New Academic Project. Below is some more information on certain fields.

Project Type

If the requested project will be used for a classroom or a workshop, then the project type should be changed to a Classroom project.

Amber 18 now available

Friday, September 21, 2018 - 4:15pm

Amber 18 has been installed on the Owens and Ruby clusters; usage is via the module amber/18. For information on available executables and installation details see the software page for Amber or the output of the module spider command, e.g.: module spider amber/18


OSU Micro-Benchmarks tests are a collection of MPI performance tests to measure the latency, bandwidth, and other properties of MPI libraries.

Availability and Restrictions


The following versions of OMB are available on OSC clusters: