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.

No systems downtime for November 1-5

October 29, 2021 Updated: November 1, 2021

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

Opportunity to explore XSEDE resources

October 27, 2021 Updated: October 28, 2021

Researchers who are interested in exploring XSEDE resources for porting or assessing their code on non-NCAR systems can reach out to NCAR's XSEDE Campus Champion, Davide Del Vento, for assistance. Access and small amounts of resource time are available for such exploratory work and could be useful for preparing code to run on the new Derecho system when it becomes operational in 2022.

Cheyenne-Casper peer scheduling deployed

October 27, 2021

Cheyenne and Casper users can now submit PBS jobs from one system to another following redeployment of the new peer-scheduling capability after last week’s delay. Users can also now craft job-dependency rules between jobs on both systems. Review this new documentation to learn how to use the new capabilities. The Cheyenne system’s default behavior was modified, as announced last month, to make ...

Tutorial November 3: Using NVIDIA software

October 26, 2021

A two-hour XSEDE tutorial at 12 p.m. MDT on Wednesday, November 3, will introduce participants to the development platform for NVIDIA A100 and A40 GPUs. Twenty percent of the computing power for Derecho, NCAR’s next supercomputer, will come from NVIDIA A100s. The NVIDIA HPC software development toolkit (SDK) is a suite of tools for programming NVIDIA GPUs for high-performance computing, artifi...

Systems downtime for October 25-29

October 22, 2021 Updated: October 25, 2021

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

Cheyenne-Casper peer scheduling postponed

October 21, 2021

The previously announced deployment of peer-scheduling capability between Cheyenne and Casper has been delayed. Changes made Wednesday morning to PBS were rolled back after CISL engineers discovered that unforeseen issues related to Cheyenne jobs’ environments were the source of some job failures. A potential solution to the problem is being thoroughly evaluated and tested, and expected to be d...