Wilson Institutional Cluster (WC-IC) upgrade with downtime Nov. 10-11

Dear WC-IC users,

WHAT ARE WE DOING?
Computing will be upgrading the entire Wilson Institutional Cluster (WC-IC) from Scientific Linux 7.7 (SL7.7) to SL7.9.

WHEN WILL THIS OCCUR?
From 6 a.m. on Tuesday, Nov. 10, to 5 p.m. on Wednesday, Nov. 11 Central Time

WHAT IS THE IMPACT TO YOU?
During the upgrade window stated above, users will not be able to log in or submit jobs to Wilson Institutional Cluster (WC-IC).

WHAT DO YOU NEED TO DO?
After the upgrade, some users may need to recompile their apps for SL7.9 kernel and libraries.