Who is affected:
All users of the CS Department Beowulf high performance computing clusters,
known as ionic and neuronic.
All users of the CS Staff-managed public login systems, including the
cycles, courselab, and armlab systems.
What is happening:
CS Staff will upgrade the Ionic and Neuronic clusters, as well as the
Cycles, Courselab, and Armlab systems, to the latest Red Hat 9
distribution.
In addition, the cluster management and job scheduling system, Slurm, along
with its database, will also be upgraded. No data loss is anticipated.
Why is it happening:
This is part of the routine maintenance and will bring newer versions of
installed tools and software.
We will post updates to the status page: www.csstaff.org
as necessary.
If this downtime will cause you undue hardship, please contact
csstaff@cs.princeton.edu immediately, so we can discuss options to reduce
any negative impact. Your patience is appreciated.
Sincerely,
CS Staff