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.

All Cheyenne and Casper users invited to April 5 user group meeting

March 29, 2022

All users of the Cheyenne and Casper systems are invited to the NCAR HPC User Group (NHUG) monthly meeting from 9 to 10 a.m. MDT on Tuesday, April 5. Future monthly meetings also are open to all users. To contribute to the agenda or submit questions for the next meeting, please visit Slido, where you can also upvote topics and questions submitted by your peers. NHUG meetings are structured to e...

No system downtimes for week of March 28-April 1

March 28, 2022

None planned for Cheyenne, Casper, Glade, Campaign Storage, Quasar or Stratus. Security updates will be applied to JupyterHub Tuesday morning, with no outage expected.

MPT and other software default updates planned for April 11

March 24, 2022

To ensure that users of our Cheyenne and Casper systems have access to up-to-date capabilities, new default module versions will be set for several software programs and libraries on April 11 at noon MDT. Most notable of the changes will be the MPT MPI library on Cheyenne, which will go from a default version of 2.22 to 2.25. This newer version contains many backend improvements and users shoul...

Registration open for GPU series: Directive-Based Programming with OpenACC (1 of 2)

March 21, 2022

Registration is open for another session in a series of workshops and tutorials on GPU computing. “Directive-Based Programming with OpenACC (1 of 2)” will be on Thursday, March 31, at 10 a.m. MDT. Please use this form to register by March 27 if you plan to attend and have not already registered for the series. The series of one-hour sessions is for scientists, software engineers, and students ...

No system downtimes for week of March 21-25

March 18, 2022

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

NWSC and HPC systems maintenance downtime planned for May 9-13

March 18, 2022

NCAR’s HPC resources will be unavailable to users May 9-13 while CISL staff perform annual system and facility maintenance at the NCAR-Wyoming Supercomputing Center (NWSC). The work includes a number of HPC system software updates in addition to power and cooling system maintenance tasks. Progress will be communicated through Notifier emails during the week. Software upgrades are planned for al...