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
Backup failures on ess filesystem Backups, filesystem Resolved

The backups on the /fs/ess filesystem are having issues running. There has not been a successful backup of this filesystem since Sunday, 08 August 2021.

OSC is working with the vendor to...

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5 years 2 months ago 5 years 2 months ago
pdsh -j broken on Oakley Batch, system software Resolved

pdsh -j is broken on Oakley.  It was broken by updates during the September downtime.  We are currently working on resolving the issue.

Users who require...

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10 years 10 months ago 8 years 4 months ago
OSC Service Outage Notification Outage Resolved

We are currently experiencing outages affecting multiple services, including OnDemand (ondemand.osc.edu) and login nodes of HPC systems. Our team is actively investigating and working to resolve...

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1 year 4 months ago 1 year 4 months ago
HPC Job Activity Table: Save Report client portal Resolved

If you save a report at the HPC Job Activity Table, you must exit out of your web browser in order to have the report saved correctly and be able to switch in between the reports.

There is...

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7 years 2 months ago 6 years 7 months ago
MPI_THREAD_MULTIPLE is not supported with OpenMPI-HPCX 4.x Owens, Software Resolved

A threading code with MPI where MPI_Init_thread uses MPI_THREAD_MULTIPLE will fail because UCX from HPCX package is built without enabling multi-threading. UCX is the...

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3 years 7 months ago 1 year 5 months ago
my.osc.edu is NOT available Account Management Resolved

my.osc.edu has not been fully restored after yesterday's downtime. You can change your password, but you will not be able to use the new password on my.osc.edu. The updated password will work to...

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9 years 4 months ago 9 years 4 months ago
Maintenance outage on the cluster export services Maintenance, OnDemand, Ruby Resolved

Update on 14 April 2020, 0903:

Work is completed.

Original message:

There will be maintenance on cluster export services on Tuesday, April...

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6 years 6 months ago 6 years 6 months ago
Lustre, Infiniband Operational and Being Monitored Closely filesystem Resolved

UPDATE: Most users should no longer see any issues with Lustre.


Again, please continue to notify OSC Help of any errors you see in job output. For example, you might see "...

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12 years 2 months ago 12 years 2 months ago
vLLM versions prior to 0.14.1 are deprecated Software Resolved

vLLM versions prior to 0.14.1 are deprecated due to security issue CVE-2026-22778 which can allow remote code execution.  Clients are advised to use versions 0....

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8 months 3 days ago 8 months 3 days ago
cuMemHostRegister Fails with CUDA_ERROR_INVALID_VALUE on RHEL 9.6 Ascend, Cardinal, GPU, system software Resolved

After upgrading the operating system to RHEL 9.6 during the scheduled downtime on May 12, 2026,  applications utilizing UCX (...

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4 months 2 weeks ago 3 months 3 weeks ago

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