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 fails with UCX 1.18 Software Resolved
(workaround)

After the downtime on August 19, 2025, users may encounter UCX errors such as:

UCX ERROR no active messages transport to <no debug data>: self/memory -...
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1 year 2 weeks ago 11 months 4 days ago
Code Server ondemand.osc.edu cannot open this folder because it contains system files OnDemand, Software Resolved

Trying to download a directory through code server results in the error "ondemand.osc.edu cannot open this folder because it contains system files"

To work...

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10 months 2 weeks ago 10 months 2 weeks ago
Brief disruption to external network, 2013/11/27 Connectivity Resolved

This maintenence was cancelled, to be rescheduled at some undetermined point in the future.

Between 12:01AM and 2:00AM Eastern on Wednesday, November 27th 2013, OARnet will be...

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12 years 9 months ago 12 years 9 months ago
MOE license server down Licensing Resolved

The MOE license server is experiencing an unknown issue and potentially down.  We are working to resolve the issue.

2 years 11 months ago 2 years 11 months ago
Occasional failures in file permissions filesystem Resolved

Users may experience occasional failures in file permissions with our filesystem. We've opened a case with the vendor for further investigations. If you get 'permission denied' message when you...

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8 years 5 months ago 4 years 9 months ago
OpenMPI job stopped at 'There are not enough slots available in the system to satisfy the slots' Owens, Pitzer, Software Resolved

Users would encounter a MPI job failed with openmpi/3.1.0-hpcx on Owens and Pitzer. The job would stop with the error  like "There are not enough slots available in the system to...

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6 years 1 month ago 6 years 1 week ago
System reboot due to security vulnerability Resolved

2015/02/17 UPDATE - Security Patch Succesfully Implimented

All systems have been updated with the secuirty patch.  


Starting Thursday, 4:00PM we will begin taking systems...

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11 years 7 months ago 11 years 6 months ago
starccm outage Feb 21, 2021 Licensing, Outage, Owens, Software Resolved

Updated on Feb 25: 

StarCCM license outage is restored.

Original post:

OSC's starccm software license will expire at 12 a.m., Sunday, Feb...

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5 years 6 months ago 5 years 6 months ago
Unscheduled GPFS Outage filesystem Resolved

As of 11:30PM on June 16th, we have removed the GPFS filesystem from service due to a number of hardware failures. At this point, further hardware failures would put a large portion of the entire...

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11 years 2 months ago 11 years 2 months ago
Multiple definition error Software Resolved
(workaround)

GNU compiler versions 10+ may have C compiler errors like

/.libs/libmca_mtl_psm.a(mtl_psm_component.o): multiple definition of `mca_mtl_psm_component'

This is a ...

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1 year 3 months ago 1 year 3 months ago

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