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.
As the old song has it, “I could use a little fuel myself, and we could all use a little change.” As New Year’s approaches, it’s time to make an important change. Cheyenne will be retired on December 31, 2023, replaced by our powerful new supercomputer Derecho. That means no putting it off anymore—it’s time to switch to Derecho. CISL cannot provide anyone with special priority to complete las...
None planned for Cheyenne, Casper, Derecho, GLADE, Quasar, Stratus, or JupyterHub.
Please note that the Consulting Services Group (CSG) will be closed over the long weekend, and accordingly the Help Desk will be shut down as well. The Help Desk will close on Thursday, November 23, and reopen Monday, November 27 to resume its normal hours (7:30 AM to 5:00 PM Mountain Time, Monday to Friday). The Help Desk serves both NCAR and UCAR, so please plan your projects accordingly....
It’s almost time for the annual Thanksgiving feast! This year, we recommend you enjoy all that celebration with a generous helping of migration. Cheyenne is retiring very soon—December 31, 2023—to be replaced by Derecho, a new supercomputer 3.5 times as powerful. Isn’t progress great? However, all Cheyenne users must transition their supercomputing projects to Derecho by 12/31, or risk losing...
CISL recommends running small jobs that use only CPUs on the Casper cluster’s high-throughput computing (HTC) nodes. Casper has 64 HTC nodes specifically for running small batch jobs. It also has: • Shared resources rather than dedicated Derecho nodes. • More available memory, plus NVMe swap for overflow and local storage. • Direct PBS cross-submission from Derecho. See Starting Casper jobs w...