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
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
Intermittent home directory performance issues filesystem Resolved

Users may experience performance issues in home directory. It is recommended to use temporary directory ($TMPDIR, or scratch) or project storage to minimize the impact on...

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3 years 3 months ago 3 years 3 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...

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12 years 3 months ago 12 years 3 months ago
OnDemand unresponsive login Resolved

Some of the login nodes on Owens and Pitzer are in bad states. User can't log into OnDemand. And scratch is unresponsive sometimes. We are working on this issue. We will update when we have more...

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6 years 4 months ago 6 years 4 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...

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8 years 1 month ago 7 years 9 months ago
- --gpus-per-task is not working Batch Resolved

Updated: This is fixed. 

Original Post:

After the recent Slurm upgrade, the option --gpus-per-task is currently not functioning as...

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1 year 9 months ago 1 year 9 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
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...

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10 years 4 months ago 10 years 4 months ago
MyOSC may not show usage for 28 March 2022 client portal Resolved

MyOSC may not show job usage for 28 March 2022. There is only partial job data for this date at the moment.

Resolution notes:

The job usage for...

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4 years 6 months ago 4 years 6 months ago
Poor network performance on some filesystems filesystem Resolved

We are experiencing some network performance issues on a cluster of servers involved with providing GPFS and some project filesystems. GPFS appears to be functioning acceptably, but proj01, proj02...

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13 years 2 months ago 13 years 2 months ago

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