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.

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...

No system downtimes for week of April 3 - 7

March 31, 2023

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

Help desk, knowledge base downtime today

March 30, 2023

The NCAR Research Computing Help Desk, user documentation knowledge base, and Enterprise Service Desk for NCAR/UCAR staff support will be unavailable for about two hours beginning at 5:30 p.m. MDT today for scheduled maintenance. Users will be unable to submit tickets during that time frame and are asked to refrain from making changes during the downtime to tickets they submitted previously.

HPC users invited to April 4 user group meeting

March 29, 2023

All Cheyenne and Casper system users are invited to the NCAR HPC User Group (NHUG) monthly meeting from 9 to 10 a.m. MDT on Tuesday, April 4. The meeting will include some HPC-focused CI/CD discussions, an update on the Derecho system, and highlights of a variety of upcoming events. To contribute to the agenda or submit questions for the next meeting, please visit Slido, where you can also upv...

Forum on Monday for cloud computing and Casper discussions

March 28, 2023

CISL staff will seek user input on two initiatives of interest to the NCAR community during the Earth System Data Science (ESDS) forum from 2 to 3 p.m. MDT on Monday, April 3. The forum agenda includes: 1. An overview of a prototype on/off-premises, cloud-computing project that seeks to complement and extend the capabilities of NCAR’s existing JupyterHub and Casper resources. 2. Community input...