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
Multi-node job hang with ORCA 5 Owens, Pitzer, Software Resolved
(workaround)

You may experience a multi-node job hang if the job runs into a module that requires heavy I/O, e.g., MP2 or CCSD. Additionally, it potentially leads to our GPFS performance issue. We have...

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2 years 6 months ago 1 year 5 months ago
STAR-CCM+ OpenMPI Job Failed due to Out-of-Memory Cardinal, Software Resolved
(workaround)

After the scheduled downtime on May 12, 2026, STAR-CCM+ has been encountering out-of-memory errors when running OpenMPI jobs. A message similar to the following...

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4 months 3 weeks ago 3 months 3 weeks ago
Brief disruption to external network, 2013/12/29 Connectivity Resolved

Between 5:00AM and 9:00AM EDT on Sunday,...

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12 years 9 months ago 12 years 9 months ago
Rolling reboots of Owens cluster, starting from Feb 18, 2021 Owens Resolved

Updated on March 2:

This is completed.

Original Post:

We will have rolling reboots of Owens cluster including login and compute nodes,...

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5 years 8 months ago 5 years 7 months ago
Rolling reboot of Owens cluster, starting from Monday, April 16, 2018 Owens Resolved

12:00 PM 5/7/2018 Update:

The rolling reboot of Owens has been completed. 

Posted on April 11, 2018, at 3:45...

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8 years 6 months ago 8 years 5 months ago
Type mismatch error Software Resolved
(workaround)

GNU compiler versions 10+ may have Fortran compiler errors like

Error: Type mismatch between actual argument at (1) and actual argument at (2) (REAL(4)/REAL(8))

...

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1 year 5 months ago 1 year 5 months ago
Problems with Project Space (/nfs/gpfs) filesystem Resolved

(9/8/15 14:21 Eastern) Project space appears to be back to normal operation. We are running some tests to verify that the problem is fully resolved.


As of early afternoon, Sept. 8,...

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11 years 1 month ago 11 years 1 month ago
Terminal function from RStudio app through OnDemand does not work OnDemand Resolved

Terminal function from RStudio app through OnDemand does not work. It returns error as below:

Rstudio cannot launch terminals.

We are working on the...

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3 years 10 months ago 3 years 10 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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1 year 3 weeks ago 7 months 1 week ago
Segmentation fault from openmpi/1.10-hpcx and 2.0-hpcx on Owens Owens, Software Resolved

We have found that recent MPI jobs using openmpi/1.10-hpcx and openmpi/2.0-hpcx on Owens may complete or hang until the job is killed, but receive segmentation fault. Some applications might be ...

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7 years 2 months ago 7 years 2 months ago

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