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
MPI-IO issues on home directories with Intel MPI 2019.3 Pitzer, Software Resolved
(workaround)

Certain MPI-IO operations with intelmpi/2019.3 may crash, fail or proceed with errors on the home directory. We do not expect the same issue on our GPFS file system, such as the...

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1 year 2 months ago 1 year 2 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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9 years 11 months ago 9 years 8 months ago
MyOSC unavailable on Tuesday, August 2, 2022, from 10 am to 12 pm client portal Resolved

We will be adding a charge account structure. MyOSC will be unavailable on Tuesday, August 2, 2022, from 10 am to 12 pm while the update occurs. See...

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4 years 1 week ago 4 years 2 days ago
Ruby is offline Operations Resolved

The Ruby Transitional Cluster (only open to select research groups) is currently offline due to network problems. We expect it will return to service some time after the downtime.

12 years 10 months ago 12 years 6 months ago
GPU Memory Not Released Causing OOM in Subsequent Jobs GPU Resolved
(workaround)

We have noticed that GPU memory is not being properly released in some jobs, causing subsequent jobs on the same nodes to run out of memory (OOM). We are currently working on a resolution...

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10 months 3 weeks ago 5 months 2 days 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 3 months ago 10 years 9 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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5 months 4 weeks ago 5 months 4 weeks 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 4 months ago 6 years 3 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 weeks ago 8 years 2 weeks ago
Rolling reboots on all HPC systems starting Oct 31 2024 Owens, Pitzer Resolved

Updates on Nov 13 2024:

Pitzer is completed. 

Updates...

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1 year 9 months ago 1 year 8 months ago

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