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
Temporary Login Node Instability on Ascend and Cardinal Ascend, Cardinal Unresolved

We are currently experiencing temporary instability on the Ascend and Cardinal login nodes, which may result in slow response times or unexpected session disconnects. Our team is actively...

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3 months 2 weeks ago 2 weeks 4 days ago
Issue with GPFS on Owens since April 14, 2017 Batch, filesystem, Owens Resolved

3:10PM 4/18/2017 Update: Rolling reboots on Owens have started to address this GPFS issue. 

We have had issues with GPFS mounts on Owens Cluster since Friday afternoon,...

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9 years 5 months ago 9 years 4 months ago
Ls-dyna license outage since Oct 15, 2019 Licensing Resolved

Updated on 1:47 PM Oct 16, 2019

The ls-dyna license server is operational again from 1:40 pm on Oct 16, 2019

Original Post:

The ls-dyna...

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6 years 11 months ago 6 years 11 months ago
Fail to connect with VS Code 1.86 Resolved

VS Code 1.86 (aka the ‘January 2024’ update) requires ≥glibc 2.28 which are not supported on Pitzer and Owens clusters. Please downgrade to VS Code 1.85. 

See this link for more...

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2 years 7 months ago 2 years 4 months ago
Certain modules not accessible Software Resolved

Certain modules are not working for all clusters since the downtime.  We have reports specifically that Amber, Gaussian, and Turbomole are not working.  We are working to resolve the issue, but...

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12 years 2 months ago 12 years 2 months ago
Classroom Jupyter and RStudio Apps Software Resolved

If you have classroom projects at OSC that used the Jupyter or RStudio apps through class.osc.edu before June 30, 2025 and plan to reuse your classroom...

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4 months 1 week ago 4 months 1 week ago
Ls-Dyna license outage Licensing Resolved

4:30 PM 10/18/2018 Original Post:

Ls-Dyna license is not available now.

We are actively investigating the issue with LSTC. Please contact ...

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7 years 11 months ago 7 years 11 months ago
GPFS errors on compute nodes filesystem Resolved

We've seen an increase in transient problems that result in compute nodes losing access to the GPFS file systems for ~5 minutes.

Any jobs running on these nodes accessing files on GPFS may...

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5 years 9 months ago 4 years 9 months ago
PyTorch hangs on dual-gpu node on Ascend Ascend, GPU Resolved
(workaround)

PyTorch can hang on Ascend on dual-GPU nodes

Through internal testing, we have confirmed that the hang issue only occurs on Ascend dual-GPU (nextgen) nodes. We’re still unsure why...

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1 year 4 months ago 1 year 4 months ago
Downtime Update: All Major Services Online Resolved

Friday, Sept 25th 12PM Noon:

  • Oakley is back online and has resumed running jobs.  
  • Ruby...
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11 years 2 hours ago 10 years 11 months ago

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