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
my.osc.edu logins failing Account Management Resolved

Logins to my.osc.edu are failing. This is unrelated to our InfiniBand issue; a router change at OARnet is the believed cause. They are working on re-establishing the necessary routing.

12 years 2 months ago 12 years 2 months ago
HWloc warning: Failed with: intersection without inclusion Ascend, Cardinal Resolved
(workaround)

When running MPI+OpenMP hybrid code with the Intel Classic Compiler and MVAPICH 3.0, you may encounter the following warning message from hwloc:

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1 year 11 months ago 1 year 5 months ago
LAMMPS ppn=40 GPU problem on Pitzer Pitzer, Software Resolved

On Pitzer both LAMMPS 22Aug18 and 5Jun19 gpu jobs with ppn=40 hang immediately after lammps begins execution.  A workaround is to use ppn=39.

7 years 11 months ago 6 years 8 months ago
OpenMPI 4 and NVHPC MPI Compatibility Issues with SLURM HWLOC Ascend, Cardinal, Software Resolved
(workaround)

A pure MPI application using mpirun or mpiexec with more ranks than the number of NUMA nodes may encounter an error similar to the following:...

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1 year 6 months ago 1 year 3 months ago
Scratch filesystem is down filesystem, OnDemand Resolved

Updated on 2:30pm Feb 1st:

Scratch filesystem is back. OnDemand is also available now. 

Original Post:

Scratch filesystem is down now....

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7 years 8 months ago 7 years 8 months ago
Emergency maintenance in OSC’s data center Feb 10 2022 Outage, Owens, Pitzer Resolved

OSC will shut down significant portions of the Owens and Pitzer clusters for several hours this afternoon (Thursday, Feb....

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4 years 7 months ago 4 years 7 months ago
GPFS hang Issue on 09/08/2016 filesystem Resolved

On Thursday, Sept 8 starting at 19:37, we had some bad interaction that appears to have been caused by the backup client, and the GPFS servers. This resulted in a GPFS hang that propagated I/O...

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10 years 4 weeks ago 10 years 4 weeks ago
Rolling reboot of Owens starting from Oct 10, 2019 login, Owens Resolved

Updated on 1 PM Oct 17, 2019:

The rolling reboot of Owens has been completed. 

Original Post:

We are having rolling reboots of Owens...

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6 years 12 months ago 6 years 11 months ago
Login Problems with OnDemand and Web-Based Services login Resolved

We are currently experiencing issues with Keycloak IdP that provides authentication for OnDemand and most other web-based services. This may cause login difficulties when accessing these...

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1 year 2 weeks ago 1 year 2 weeks ago
8AM 9/11/13 - Brief network disruption to reboot a switch Network Resolved

At 8AM on September 11, 2013, we will be rebooting a network switch to replace a failed card in the switch. Network will be disrupted for 10 to 15 minutes while the work is done. Filesystem mounts...

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13 years 4 weeks ago 13 years 1 week ago

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