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
Oakley login node problems Resolved

One of the Oakley login nodes (oakley01) has experienced some hardware failures and is temporarily out of service while repairs are ongoing.

Please limit your interactive use of the...

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11 years 9 months ago 11 years 9 months ago
Jobs reports 'excessive memory usage' message Owens, Pitzer Resolved

...

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6 years 7 months ago 4 years 5 months ago
Pitzer Xfce Desktop through OnDemand is not working OnDemand Resolved

Pitzer Xfce Desktop through OnDemand is not working. Please choose 'Mate' desktop environment instead. We are working to fix this issue now and apologize for any inconvenience. Please contact ...

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7 years 8 months ago 7 years 8 months ago
Reboot of Public-Facing Systems for Security Fix Resolved

Updates on May 12:

All  public-facing systems have been rebooted. 

Original Post:

Due to a critical...

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5 months 1 week ago 4 months 3 weeks ago
HCOLL-related failures in OpenMPI applications Cardinal, Software Resolved
(workaround)

Several applications using OpenMPI, including HDF5, Boost, Rmpi, ORCA, and CP2K, may fail with errors such as

mca_coll_hcoll_module_enable() coll_hcol: mca_coll_hcoll_save_coll_handlers...
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1 year 11 months ago 1 year 5 months ago
Problems with LAMMPS 14May16 Software Resolved

LAMMPS 14May16 was built with the USER-OMP package on Oakley, Ruby, and Owens. Its default behavior is to spawn too many OpenMP threads. lammps/14May16 batch scripts that do not use the USER-OMP...

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10 years 3 weeks ago 9 years 10 months ago
Correction on OSC project restriction email Account Management Resolved

Updated:

OSC has resolved this morning's issue and reverted impacted projects back to an ACTIVE status. Queued jobs under those projects will be able to start once today's...

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5 years 3 months ago 5 years 3 months ago
ondemand gpu request error Nov 2021 Batch, OnDemand, Pitzer Resolved

When requesting an interactive session in ondemand and requesting gpu resources, users may see an error similar similar to  "sbatch: error: Invalid generic resource (gres) specification"

...

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4 years 10 months ago 4 years 10 months ago
OnDemand with Safari Web Services Resolved

Currently, if you have popups blocked in Safari, some services in OSC OnDemand (most notably the HPC terminal) will silently fail to work. We are working on a solution, as well as a workaround for...

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12 years 5 months ago 10 years 11 months ago
MPI fails with UCX 1.18 Software Resolved
(workaround)

After the downtime on August 19, 2025, users may encounter UCX errors such as:

UCX ERROR no active messages transport to <no debug data>: self/memory -...
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1 year 1 month ago 12 months 4 days ago

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