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.

Cheyenne Countdown: Transition Your Work to Derecho Now

October 13, 2023

Cheyenne continues to see high levels of activity as researchers finish up projects before the system is retired on December 31, 2023. Because of the many active projects, CISL will not be able to provide any researcher with special priority to complete work in progress. Therefore, researchers should move their work at the next feasible break point. We understand moving to a new system can be ...

Reminder: Full Casper Software Refresh Coming During October Outage

October 11, 2023

To make it easier to create workflows that span Casper and Derecho, CISL has been working on migrating the Casper cluster to an OpenSUSE-based compute environment, with a whole new software stack similar to Derecho (though without Cray modules). Recently-deployed A100 GPGPU nodes already feature this software stack, which is incompatible with any software compiled for the CentOS-based Casper no...

Last chance to register for November Correctness Workshop

October 10, 2023

Registration is closing soon for the Workshop on Correctness and Reproducibility for Climate and Weather Software. This workshop will take place November 9-10, 2023 at NCAR’s Mesa Laboratory in Boulder, Colorado, and virtually. Please register by October 20 for in-person registration ($50) or by November 3 for virtual registration ($25).

No system downtimes for week of October 9 - 13

October 6, 2023

None planned for Cheyenne, Casper, Derecho, GLADE, Campaign Storage, Quasar, Stratus, or JupyterHub.

Cheyenne Retirement and Migrating Scratch Data from Cheyenne to Derecho

October 5, 2023

As part of the upcoming retirement of Cheyenne, users should take note of several important dates, policies, and optional procedures for scratch data migration: • Cheyenne’s scratch file system will only be accessible until February 29, 2024. • Cheyenne will run its final job on December 31, 2023. • Therefore, effective November 1, 2023, Cheyenne will have a decreasing scratch availability win...

Free Tutorials to Improve Research Software

September 29, 2023

With the upcoming US Research Software Engineering (US-RSE) conference, multiple free virtual tutorials are being offered prior to the conference targeting the research community. Tutorial participants do not need to register for the conference to attend. Offered tutorials include: • October 2 12-1:30pm CT: GitHub Actions for Scientific Data Workflows • October 4 12-1:30pm CT: Using Globus Pl...