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
Interruption of both Project and Scratch filesystems on 10/13/2016 filesystem Resolved

We experienced a brief interruption of both Project and Scratch filesystems at about 5:15PM October 13, 2016. User jobs may have been effected.

We'll update more details later. 

9 years 10 months ago 9 years 10 months ago
Possible performance degradation after August 9th's downtime filesystem Resolved

Updates on May 20 2023:

verbsRDMA is enabled on Pitzer. 

Updates on Dec 14 2022:

verbsRDMA is enabled on Owens during December 13 downtime...

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4 years 1 month ago 3 years 3 months ago
Proj13 file system difficulties filesystem Resolved

We are currently experiencing difficulties with the servers for the filesystem mounted at /nfs/proj13.

12 years 11 months ago 12 years 11 months ago
MVAPICH 3.0 hang due to PMI mismatch with Slurm Software Resolved
(workaround)

Applications such as Quantum ESPRESSO, LAMMPS, and NWChem experienced hangs with MVAPICH 3.0 due to a PMI mismatch. MVAPICH 3.0 was built with PMI-1, while newer Slurm versions on RHEL 9...

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11 months 4 days ago 3 months 3 weeks ago
Account changes temporarily suspended Account Management Resolved

We are still experiencing some account problems related to Thursday's issue. As a result, we have taken my.osc.edu offline and cannot process email changes or password resets, either via self-...

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12 years 2 months ago 12 years 2 months ago
starccm does not use vis node GPU GPU, Software Resolved
(workaround)

Issue:

When trying to run starccm on a vis node in order to use GPU for visualization (not for GPU calculation), the typical way to do this would be to load the...

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6 months 1 week ago 6 months 1 week ago
Security Vulnerability for GPFS filesystem Resolved

Update: The fix was deployed during May 19 Downtime. 

Clients are not able to use mm* commands to manipulate GPFS ACLs on most OSC systems, due to a security vulnerability...

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6 years 4 months ago 6 years 3 months ago
Rolling reboots of all three clusters, starting from Tuesday, September 4, 2018 Batch, Owens, Ruby Resolved

10:14 AM 09/17/2018...

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8 years 2 weeks ago 7 years 11 months ago
Handling full-node MPI warnings with MVAPICH 3.0 Ascend, Cardinal, Pitzer, Software Resolved
(workaround)

When running a full-node MPI job with MVAPICH 3.0 , you may encounter the following warning message:

[][mvp_generate_implicit_cpu_mapping] WARNING: You appear to be...
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1 year 10 months ago 7 months 3 days ago
warning: libhwloc.so.1 may conflict with libhwloc.so.5 Resolved

Sometimes when building MPI programs the following warning appears.  It is harmless and can be safely ignored.

ld: warning: libhwloc.so.1, needed by /usr/local/mvapich2/1.7-intel/lib/...
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11 years 4 months ago 10 years 11 months ago

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