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
Rolling reboot of all clusters, starting from Wednesday morning, April 19, 2017 Batch, Maintenance, Owens, Ruby Resolved

1:40PM 4/27/2017 Update: Rolling reboots are completed. 

3:10PM 4/18/2017 Update: Rolling reboots on Owens have started to address GPFS errors occured...

Read more
9 years 5 months ago 9 years 5 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...

Read more
1 year 2 weeks ago 7 months 3 days ago
Jobs reports 'excessive memory usage' message Owens, Pitzer Resolved

...

Read more
6 years 7 months ago 4 years 5 months ago
Lustre is still offline. HPC systems back up Maintenance Resolved

Day One of the scheduled downtime has been completed, and HPC operations have resumed. As planned, Lustre work will extend into Day Two. Jobs using /fs/lustre or $PFSDIR cannot run until this work...

Read more
12 years 3 months ago 12 years 3 months ago
HCOLL-related failures in OpenMPI applications Cardinal, Software Resolved
(workaround)

Several applications using OpenMPI, including HDF5, Boost, Rmpi, ORCA, and CP2K, may fail with errors such as

mca_coll_hcoll_module_enable() coll_hcol: mca_coll_hcoll_save_coll_handlers...
Read more
1 year 11 months ago 1 year 5 months ago
Replacement of Owens Ethernet switches from Dec 14, 2018 Network, Owens Resolved

Updated on Jan 16, 2019, at 09:20 AM:

The replacement is done except for the three switches including the login nodes of Owens. We posted another notice for more...

Read more
8 years 3 weeks ago 7 years 8 months ago
Correction on OSC project restriction email Account Management Resolved

Updated:

OSC has resolved this morning's issue and reverted impacted projects back to an ACTIVE status. Queued jobs under those projects will be able to start once today's...

Read more
5 years 3 months ago 5 years 3 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,...

Read more
11 years 1 month ago 11 years 1 month ago
ondemand gpu request error Nov 2021 Batch, OnDemand, Pitzer Resolved

When requesting an interactive session in ondemand and requesting gpu resources, users may see an error similar similar to  "sbatch: error: Invalid generic resource (gres) specification"

...

Read more
4 years 10 months ago 4 years 10 months ago
June 7th downtime to finish at 6:30PM Connectivity, filesystem, Infrastructure, login, Login Problems, Maintenance, Operations, Outage Resolved

Update: Downtime completed at 6:30PM, June 7th.

 

The June 7th downtime is now slated to be completed at 6:30PM.  Previous estimate was 5PM.

All systems and services will...

Read more
10 years 4 months ago 10 years 4 months ago

Pages