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
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 2 months ago 10 months 4 weeks ago
Issue when loading multiple Fluent or ANSYS modules simultaneously Software Resolved

Due to the way our Fluent and ANSYS modules are configured, simultaneously loading multiple of either module will cause a cryptic error.  The most common case of this happening is when multiple of...

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12 years 1 week ago 10 years 11 months ago
Nsight GPU profiler not working due to DCGM conflict GPU, Infrastructure Resolved

UPDATE (Mar 15, 2023)

After the downtime on Mar. 14, 2023, OSC enabled a new Slurm option --gres=nsight. DCGM will be disabled on the nodes for the...

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3 years 7 months ago 4 months 4 weeks ago
Client Portal: Intermittent Outages Account Management, Account/Shell, Login Problems, Outage Resolved

We are experiencing infrastructure issue on the servers that host the Client Portal (my.osc.edu).

Outages are intermittent.

We apologize for the...

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7 years 9 months ago 7 years 3 months 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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7 months 3 weeks ago 7 months 3 weeks ago
Security Vulnerability for GPFS filesystem Resolved

Update: The fix was deployed during May 19 Downtime. 

Clients are not able to use mm* commands to manipulate GPFS ACLs on most OSC systems, due to a security vulnerability...

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6 years 5 months ago 6 years 5 months ago
Rolling Reboot for Security Fix Resolved

A rolling reboot is in progress to address CVE-2026-23111 (nf_tables logic bug) for all clusters, including Ascend, Cardinal, and Pitzer. Login nodes will be rebooted first and access...

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4 months 1 week ago 3 months 3 weeks ago
MVAPICH2 build of CP2K 6.1 Pitzer Resolved

We have found some types of CP2K jobs would fail or have poor performance using cp2k.popt and cp2k.psmp from MVAPICH2 build (gnu/4.8.5 mvapich2/2.3). This version will be removed on December 15th...

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5 years 10 months ago 5 years 7 months ago
Dec 27, 2016: Issues with /fs/project filesystem Resolved

Dec 27, 2016 3:46PM Update: Both project and scratch file systems (/fs/project and /fs/scratch ) are back to normal now.  Some users' jobs may be...

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9 years 9 months ago 9 years 9 months ago
Ascend desktop including lightweight is not working Resolved

Update: this is fixed. 

Original Post:

Ascend Desktop, including...

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1 year 6 months ago 1 year 6 months ago

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