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.

System downtimes for week of April 10 - 14

April 10, 2023

Campaign Storage and Casper batch queues will be down from approximately 8 a.m. to 5 p.m. MDT on Tuesday, April 11, and Campaign Storage will not be available through Globus during this window. No downtime is planned for Cheyenne, GLADE, Quasar, Stratus, or JupyterHub.

Derecho weekly update

April 10, 2023

The NWSC-3 project team and HPE engineers continued working through the Acceptance Testing Phase (ATP) and encountered several functional and resiliency issues. They are working with HPE subject matter experts on fixing issues the team faced while testing. A second power-down and power-up test for all of Derecho and its storage system is planned for this week. When functional and resilience te...

First ESDS collaborative work session April 17

April 5, 2023

The Earth System Data Science (ESDS) initiative is organizing a series of work sessions in which scientists and software engineers can collaborate on shared analysis workflow problems. These sessions encourage cross-lab collaboration and build lasting science-software partnerships. They are open to NCAR/UCAR staff and others who are interested. The first session – “Working with Unstructured Gri...

Feedback needed on next-generation Casper system

April 5, 2023

CISL is soliciting user feedback to inform a hardware procurement planned for later this year to extend the Casper system. We value the community’s input regarding the strengths and limitations of the existing Casper resources and would also like to hear about any specific requirements we should consider for our next generation of hardware. Please answer our brief survey to help us meet your ne...

Casper compute nodes, Campaign Storage temporarily unavailable April 11

April 3, 2023

CISL staff will perform maintenance on the Campaign Storage file system from approximately 8 a.m. to 5 p.m. MDT on Tuesday, April 11. During this time, /glade/campaign will be unmounted from Casper and data access nodes and will not be available through Globus. The Casper PBS queues will be halted to prevent batched applications from running until Campaign Storage is accessible again. The Caspe...

Derecho weekly update

April 3, 2023

The Derecho Acceptance Testing Phase (ATP) officially started on March 29. The NWSC-3 project team has completed one power-down and start-up of Derecho and is working through documenting and fixing issues the team faced while conducting the test. During the ATP, the NWSC-3 project team will put Derecho and its storage systems through fairly disruptive hardware and software resiliency tests, fun...