CISL Daily Bulletin

The Daily Bulletin delivers news about CISL’s high-performance computing environment, training opportunities, scheduled maintenance, and other events of interest to the user community. To get the Daily Bulletin by email, use this link to subscribe.

Upcoming major change to PBS job behavior on Cheyenne

September 22, 2021

CISL is developing and testing peer-scheduling capability between Cheyenne and Casper, through which users will be able to submit jobs from Cheyenne to Casper, from Casper to Cheyenne, and craft job-dependency rules between jobs on both systems. More details on how to use this capability will come in future updates and documentation. All job submissions on Cheyenne currently are configured to i...

Campaign Storage purge policy has been updated

September 21, 2021

CISL has updated the data-retention policy for the Campaign Storage file system and no longer plans to implement an automatic purge of files five years after their creation. Instead, the system is now considered a resource for medium-term storage of project data, typically for three to five years, by NCAR labs and universities that have allocations. Campaign Storage will not continue to expand ...

NSC allocation requests are due October 26

September 21, 2021

NCAR researchers and computational scientists are encouraged to submit requests for NCAR Strategic Capability (NSC) projects to be run on the Cheyenne system. Requests will be accepted through October 26. NSC allocations target large-scale projects lasting one year to a few years that align with NCAR’s scientific priorities and strategic plans. You should be aware that the NSC panel is scrutini...

System downtimes for week of September 20 - 24

September 20, 2021

Quasar will be down for approximately one hour Monday morning at 9:00 am. Nothing planned for Cheyenne, Casper, GLADE, Campaign Store, JupyterHub, or Stratus.

Less than two weeks until HPSS is decommissioned

September 16, 2021

Reminder! The HPSS tape archive will be decommissioned on October 1. This means file owners have less than two weeks left to access their files. Though time is growing short, you can still accomplish a fair amount of file-copying. At present, the system is not very busy and enough bandwidth is available to allow for quick turnaround. If you need guidance, start here. If you have questions, plea...

Network maintenance scheduled for 6 a.m. Thursday

September 13, 2021

Several UCAR network components will be upgraded this Thursday morning, September 16. The work is scheduled to begin at 6 a.m. MDT and is expected to take less than two hours to complete. During the maintenance period, most network services across NCAR, UCP, and UCAR will be unavailable, including GlobalProtect VPN. Some network services may be restored sooner than others once the maintenance i...