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
Brief disruption on 8/1/2013 at 8AM Network Resolved

At 8AM on the morning of 8/1/2013, we will be replacing some faulty hardware in our network infrastructure. Unfortunately, this work cannot be delayed until the next downtime, and the replacement... Read more

11 years 10 months ago 11 years 10 months ago
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... Read more

1 month 5 days ago 1 month 5 days ago
OSC Service Outage Notification Outage Resolved

We are currently experiencing outages affecting multiple services, including OnDemand (ondemand.osc.edu) and login nodes of HPC systems. Our team is actively investigating and working to resolve... Read more

5 days 2 hours ago 4 days 9 hours 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... Read more          
7 years 1 month ago 3 years 6 months ago
MPI_THREAD_MULTIPLE is not supported with OpenMPI-HPCX 4.x Owens, Software Resolved

A threading code with MPI where MPI_Init_thread uses MPI_THREAD_MULTIPLE will fail because UCX from HPCX package is built without enabling multi-threading. UCX is the... Read more

2 years 3 months ago 1 month 2 weeks 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... Read more

10 years 4 months ago 7 years 2 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... Read more

5 years 2 months ago 5 years 2 months 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... Read more

6 years 1 month ago 5 years 9 months ago
Rolling reboots on all HPC systems starting Oct 31 2024 Owens, Pitzer Resolved

Updates on Nov 13 2024:

Pitzer is completed. 

Updates... Read more

7 months 3 weeks ago 7 months 5 days ago
Performance Regression of GPU Nodes on Ruby GPU, Ruby Resolved

We currently have performance regression of Ruby's GPU nodes. Some of the GPU nodes on Ruby will remain in a power-saving state even after an application starts using them, resulting in... Read more

8 years 6 months ago 7 years 2 weeks ago

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