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 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...

Reminder: Acknowledge NCAR and CISL support in your publications

March 28, 2023

Acknowledging the support of NCAR and CISL computing when you publish research results helps ensure continued support from the National Science Foundation and other sources of funding for future high-performance computing systems. It is also one of the requirements of receiving an allocation, as was noted in your award letter. The reporting requirements and recommended wording of acknowledgment...

GPU support now available in Cray Programming Environment container

January 7, 2022 Updated: March 28, 2023

Update: CISL's test of the CPE container ended in 2023 The Cray Programming Environment container available to Cheyenne and Casper users now includes GPU support, as described in this updated high-performance computing documentation page: Using a CPE container on NCAR systems (link removed). The Cray Fortran compiler can build applications with OpenACC directives, supporting features up to the...