A rolling reboot is scheduled to remediate a ptrace vulnerability and safely restore debugger functionalit

Known issues

Unresolved known issues

Known issue with an Unresolved Resolution state is an active problem under investigation; a temporary workaround may be available.

Resolved known issues

A known issue with a Resolved (workaround) Resolution state is an ongoing problem; a permanent workaround is available which may include using different software or hardware.

A known issue with Resolved Resolution state has been corrected.

Known Issues

Title Category Resolutionsort descending Description Posted Updated
Rolling reboot of Owens cluster, starting from 8:30AM Oct 30, 2017 Batch, Owens Resolved

Updated on Nov 21, 2017 at 3:33PM:

It has been completed. 

Updated on October 20, 2017 at 4:19PM:

We will have a rolling reboot of Owens...

Read more
8 years 8 months ago 8 years 7 months ago
MATLAB (legacy) r2024a fails to launch on OnDemand Desktop Software Resolved
(workaround)

As of the downtime on 05/12/26 MATLAB (legacy) has stopped working when users try to open .m files in the GUI application for version r2024a. At the time we suggested to please use the...

Read more
2 months 15 hours ago 1 month 3 weeks ago
OpenMPI job stopped at 'There are not enough slots available in the system to satisfy the slots' Owens, Pitzer, Software Resolved

Users would encounter a MPI job failed with openmpi/3.1.0-hpcx on Owens and Pitzer. The job would stop with the error  like "There are not enough slots available in the system to...

Read more
5 years 11 months ago 5 years 10 months ago
Scheduling suspended Batch Resolved

We have temporarily suspended scheduling due to some problems with the parallel scratch file system.

11 years 9 months ago 11 years 9 months ago
Ansys OMP: System error #22: Invalid argument Cardinal Resolved
(workaround)

You may encounter the following error while running Ansys on Cardinal:

OMP: Error #100: Fatal system error detected.
OMP: System error #22: Invalid argument
forrtl: error (76): Abort...
Read more
1 year 6 months ago 1 year 2 months ago
NFS outage on Thursday Jan 17 from 7am to 8am filesystem Resolved

Update:

This work has been canceled and will be done during downtime on Feb. 5. 

Original Post:

On Thursday, January 17th from 7 am to 8 am OSC will have a GPFS...

Read more
7 years 6 months ago 7 years 6 months ago
ondemand gpu request error Nov 2021 Batch, OnDemand, Pitzer Resolved

When requesting an interactive session in ondemand and requesting gpu resources, users may see an error similar similar to  "sbatch: error: Invalid generic resource (gres) specification"

...

Read more
4 years 7 months ago 4 years 7 months ago
June 7th downtime to finish at 6:30PM Connectivity, filesystem, Infrastructure, login, Login Problems, Maintenance, Operations, Outage Resolved

Update: Downtime completed at 6:30PM, June 7th.

 

The June 7th downtime is now slated to be completed at 6:30PM.  Previous estimate was 5PM.

All systems and services will...

Read more
10 years 1 month ago 10 years 1 month ago
MPI fails with UCX 1.18 Software Resolved
(workaround)

After the downtime on August 19, 2025, users may encounter UCX errors such as:

UCX ERROR no active messages transport to <no debug data>: self/memory -...
Read more
10 months 3 weeks ago 9 months 1 week ago
Poor network performance on some filesystems filesystem Resolved

We are experiencing some network performance issues on a cluster of servers involved with providing GPFS and some project filesystems. GPFS appears to be functioning acceptably, but proj01, proj02...

Read more
12 years 11 months ago 12 years 11 months ago

Pages