System Downtime August 18, 2020

A downtime for all OSC HPC systems is scheduled from 7 a.m. to 9 p.m., Tuesday, August 18, 2020. The downtime will affect the Pitzer, Ruby and Owens Clusters, web portals and HPC file servers. Login services, except for, will not be available during this time. OSC clients are able to log into during the downtime but no changes will take place until the downtime is completed. In preparation for the downtime, the batch scheduler will begin holding jobs that cannot be completed before 7 a.m., August 18, 2020. Jobs that are not started will be held until after the downtime and then started once the system is returned to production status. To view specific updates scheduled for this downtime, visit To stay up to date on system notices, please visit or follow @HPCNotices on Twitter. As always you can contact us at
Display Start: 
Tuesday, July 28, 2020
Display End: 
Wednesday, August 19, 2020