• ​​​​​​Date: Wednesday, September 16, 2026

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 ascending Description Posted Updated
GPFS problems on Owens filesystem Resolved

Owens is experiencing a disruption of GPFS availability. At about 4:17PM today (January 6th), OSC monitoring noticed a problem with mounts of Project on the Owens supercomputer. Jobs may have been...

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6 years 8 months ago 6 years 8 months ago
Network card re-seat Network Resolved

At 8AM on Tuesday, July 9th 2013, we will be re-seating a network card in a switch at our operations center. It is possible that a brief (~10 minute) outage may occur. Jobs will pause for the...

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13 years 2 months ago 13 years 2 months ago
Schrodinger license check in issue Licensing Resolved

Schrödinger is an application that uses a FlexNet license server. To run a job, the application needs to check out licenses from the server and check it back in once the job is completed. However...

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2 years 2 months ago 1 year 9 months ago
Rolling reboot of Oakley and Ruby clusters, starting from 8:30AM October 9, 2017 Batch, login, Ruby Resolved

Updates on 1:00PM October 16, 2017: 

The rolling reboots of Oakley and Ruby are completed. 

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8 years 11 months ago 8 years 11 months ago
Handling full-node MPI warnings with MVAPICH 3.0 Ascend, Cardinal, Pitzer, Software Resolved
(workaround)

When running a full-node MPI job with MVAPICH 3.0 , you may encounter the following warning message:

[][mvp_generate_implicit_cpu_mapping] WARNING: You appear to be...
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1 year 10 months ago 7 months 1 week ago
Rolling reboot of Owens cluster, starting from Monday, April 16, 2018 Owens Resolved

12:00 PM 5/7/2018 Update:

The rolling reboot of Owens has been completed. 

Posted on April 11, 2018, at 3:45...

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8 years 5 months ago 8 years 4 months ago
/fs/ess and OnDemand not accessible filesystem, OnDemand Resolved

/fs/ess and OnDemand are not accessible now. We are working on this.

Sorry for the inconvenience. Please contact OSC Help if you have any questions. 

5 years 1 month ago 5 years 1 month ago
STAR-CCM+ OpenMPI Job Failed due to Out-of-Memory Cardinal, Software Resolved
(workaround)

After the scheduled downtime on May 12, 2026, STAR-CCM+ has been encountering out-of-memory errors when running OpenMPI jobs. A message similar to the following...

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3 months 2 weeks ago 2 months 3 weeks ago
MVAPICH broken on Ruby Ruby Resolved

Update Monday February 16th -- Ruby MVAPICH2 build fixed.

Ruby's MVAPICH2 build has been fixed.  Please email oschelp@osc.edu with any issues.

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11 years 7 months ago 11 years 7 months ago
Apptainer sandbox fails on GPFS due to stale NFS file handles Software Resolved

Users may encounter errors when attempting to run a sandbox on GPFS-mounted directories such as /fs/scratch or /fs/ess. The error...

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1 year 1 month ago 9 months 3 weeks ago

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