We are currently experiencing temporary instability on the Ascend login nodes.

A rolling reboot is in progress to address CVE-2026-23111 for all clusters, including Ascend, Cardinal, and Pitzer.

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
Wine32 Segmentation Fault Software Resolved
(workaround)

Users have reported that running Wine32 (32-bit Wine) results in a...

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3 months 5 days ago 3 months 5 days ago
Issue with submitting job array Batch, Owens Resolved

3:30 PM 5/10/2018 Original Post:

User may have been getting the following error message when trying to submit a PBS job using job arrays:

qsub: submit error (Maximum number of...
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8 years 1 month ago 4 years 6 months ago
STAR-CCM+ MPI job failure Cardinal, Software Resolved
(workaround)

STAR-CCM+ encounters errors when running MPI jobs with Intel MPI or OpenMPI, displaying the following message:

ib_iface.c:1139 UCX ERROR Invalid active_speed on mlx5_0...
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1 year 7 months ago 2 weeks 1 day ago
Torque module on Oakley improperly setting environment variables Resolved

Intel library paths are being added to the environment variable LD_LIBRARY_PATH incorrectly when loading torque.  Additionally the Intel paths remain when the torque...

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11 years 3 months ago 8 years 1 week ago
CP2K 6.1 would fail on Pitzer Cascade Lakes (48-core) node: Pitzer Resolved
(workaround)

CP2K 6.1 would fail with the following error when running on Pitzer Cascade Lakes (48-core) node:

Program received signal SIGFPE: Floating-point exception - erroneous arithmetic...
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4 years 11 months ago 1 year 1 month ago
Negative Balance Emails client portal Resolved

Negative balance emails continue to be sent once an application is submitted.

To confirm whether or not you have truly submitted an application for additional resources and that you can...

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7 years 1 month ago 6 years 9 months ago
NCCL hang on Ascend dual-GPU nodes Ascend, GPU, Software Resolved
(workaround)

Users may encounter the following message and experience NCCL hangs if the first operation is a barrier when running multi-GPU training. We have identified...

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1 year 2 weeks ago 1 year 1 week ago
MATLAB (server) missing functionality Software Resolved

You may encounter missing functionality on MATLAB (server) such as SIMULINK not being available. This occurs when using MATLAB version r2024a. Please use MATLAB r2024b

If...

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10 months 3 days ago 8 months 1 week ago
VASP job with Out-of-Memory crashes compute node(s) Batch, Owens, Software Resolved
(workaround)

...

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9 years 1 month ago 1 year 1 month ago
Outbound Emails from MyOSC are Blocked at MS 365 Servers Account Management, client portal Resolved

Outbound emails, including account verification emails, from MyOSC to institutional email addresses utilizing MS 365 are being blocked as phishing attempts at the institution's server.

...

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2 years 9 months ago 2 years 9 months ago

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