Rolling reboots across all OSC clusters beginning 09/16/2026

OSC systems staff will execute a rolling reboot across all active compute clusters (Pitzer, Ascend, and Cardinal) beginning Wednesday, September 16.

Client Portal Service Interruption

We are currently experiencing an outage affecting access to the myOSC client portal (my.osc.edu).

CP2K 6.1 Floating-point exception on Pitzer Cascade Lakes (48-core) node

Category: 
Owens
Pitzer
Resolution: 
Resolved
Program received signal SIGFPE: Floating-point exception - erroneous arithmetic operation.

Backtrace for this error:

Thid could be a bug in libxsmm 1.9.0 which is released on Mar 15, 2018 (Cascade Lake is launched in 2019). The bug has been fixed in cp2k/7.1.