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
Critical change about using $PFSDIR directory at OSC Batch Resolved

Starting from Thursday, Feb 2nd, the $PFSDIR directory on scratch (/fs/scratch) won’t be created by job prologue. For example, if you simply use the command cd $PFSDIR,...

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9 years 8 months ago 9 years 7 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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7 months 3 weeks ago 7 months 3 weeks ago
OpenMPI job stopped at 'There are not enough slots available in the system to satisfy the slots' Owens, Pitzer, Software Resolved

Users would encounter a MPI job failed with openmpi/3.1.0-hpcx on Owens and Pitzer. The job would stop with the error  like "There are not enough slots available in the system to...

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6 years 2 months ago 6 years 1 month 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
Ansys OMP: System error #22: Invalid argument Cardinal Resolved
(workaround)

You may encounter the following error while running Ansys on Cardinal:

OMP: Error #100: Fatal system error detected.
OMP: System error #22: Invalid argument
forrtl: error (76): Abort...
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1 year 9 months ago 1 year 4 months ago
ACEs of a file in user's home directory will be lost using vim or cp filesystem Resolved

Access Control Entries (ACEs) of a file in the user's home directory will be lost if the file is modified using vim.  In addition, the newly created file using the cp...

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8 years 2 months ago 8 years 2 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
module spider/avail/show not showing MPI dependent modules Ruby Resolved

On Ruby, the commands:

  • module spider
  • module avail
  • module show...
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11 years 5 months ago 11 years 2 days 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 1 year 1 day ago
Data on /fs/scratch is not accessible filesystem Resolved

Updated on 10:30 AM July 3rd, 2019:

Data on /fs/scratch is accessible now. We are working with the vendor to find the root cause and apologize for any inconvenience.  ...

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7 years 3 months ago 7 years 3 months ago

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