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

Titlesort descending Category Resolution Description Posted Updated
Some backups of ESS project directories are missed Resolved

Backups of ESS project directories (/fs/ess) are missed on August 10 and 13, 2022. We apologize for the inconvenience.

Please contact OSC Help if you...

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3 years 12 months ago 3 years 12 months ago
Some issues remain after downtime Login Problems, Operations, Outage Resolved

15 July 2016, 5:00PM update: some additional issues we are facing

  • We are experiencing periodic hangs of the GPFS client file system software used with the new storage environment. ...
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10 years 1 month ago 8 years 11 months ago
Some MKL environment variables have incorrect paths Ascend, Cardinal, Pitzer, Software Resolved

MKL module files define some helper environment variables with incorrect paths.  This can yield link time errors.  All three clusters are affected.  We are working to correct the module...

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1 year 2 months ago 1 year 3 days ago
Spurious warnings about balance being exhausted client portal Resolved

Due to the price changes and some specifics about MyOSC, you may get warnings...

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6 years 1 month ago 6 years 1 week ago
Stale File Handles on GPFS clients filesystem Resolved

OSC is experiencing some problems with the Project and Scratch filesystems that are resulting in some jobs seeing "stale file handles". We are investigating the problem and will provide updates as...

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7 years 7 months ago 7 years 7 months ago
STAR error bgzf_open: Assertion failed Cardinal, Software Resolved
(workaround)

You may encounter errors that look similar to these when running STAR 2.7.10b:

STAR: bgzf.c:158: bgzf_open: Assertion `compressBound(0xff00) < 0x10000' failed.

Cause...

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1 year 3 months ago 1 year 2 months ago
STAR-CCM+ MPI job failure Cardinal, Software Resolved
(workaround)

STAR-CCM+ encounters errors when running MPI jobs using Intel MPI or Open MPI, displaying the following message:

ib_iface.c:1139 UCX ERROR Invalid active_speed on...
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1 year 10 months ago 1 month 3 weeks 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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2 months 2 weeks ago 1 month 3 weeks ago
starccm does not use vis node GPU GPU, Software Resolved
(workaround)

Issue:

When trying to run starccm on a vis node in order to use GPU for visualization (not for GPU calculation), the typical way to do this would be to load the...

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5 months 3 weeks ago 5 months 3 weeks ago
Starccm license unavailable Feb 21, 2021 Licensing Resolved

Updated on Feb 25:

StarCCM license outage is restored.

Original post:

The Starccm software license at OSC will be terminated on Sunday Feb...

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5 years 5 months ago 5 years 5 months ago

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