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.

No downtime scheduled for May 31-June 4

May 28, 2021 Updated: June 1, 2021

No downtime scheduled for Cheyenne, Casper, Campaign Storage, JupyterHub, HPSS, GLADE, Quasar, or Stratus.

Part of a slide about using environment modules.

Introduction to NCAR HPC Systems: tutorial video and slides now online

May 25, 2021

Video and slides from the “Introduction to NCAR HPC Systems" tutorial are now available here in the CISL training library. The CISL Consulting Services Group presented the tutorial May 24 for new users of NCAR’s high-performance computing (HPC) and storage resources. The 60-minute tutorial covers basic usage and typical user workflows. Topics discussed include: • What HPC systems are available ...

Image from a Duo Mobile screen with text added saying “YubiKey? Get Duo!”

Some YubiKey users being asked to switch to mobile app for authentication

May 24, 2021

Users who log in with certain older YubiKey tokens to access NCAR/UCAR systems are encouraged to begin using Duo Mobile two-factor authentication. This does not apply to those who use the newer YubiKey 4 token. (See which YubiKey you have.) Users who already have a CIT password, which works with the Duo Mobile application, can refer to this documentation for how to download and activate the app...

Systems downtime schedule for May 24-28

May 24, 2021

Stratus will be down on May 26 from 0700 to 2200 for system software upgrade. No downtime scheduled for Cheyenne, Casper, Campaign Storage, JupyterHub, GLADE, HPSS, and Quasar.

Tutorial May 26: Pandas

May 21, 2021 Updated: May 24, 2021

The NCAR/UCAR virtual Xdev Seminar Series continues on Wednesday, May 26, with an introduction to the Python package pandas at 1 p.m. MDT. See the Xdev blog for more information. The previously announced GeoCat-Viz tutorial is now scheduled for September.

New versions of major compilers, libraries available

May 18, 2021 Updated: May 19, 2021

Cheyenne and Casper both now have new versions of Intel, GCC, and NVIDIA's HPC SDK as part of our yearly compiler refresh. Intel redesigned its Parallel Studio into Intel OneAPI, which provides the traditional compilers as well as a new suite based on LLVM. Both the new and traditional compilers are made available by loading the intel/2021.2 module; default build flags (e.g., CC, FC) use the tr...