We are currently experiencing temporary instability on the Ascend login nodes.

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
Data on /fs/scratch is not accessible filesystem Resolved

Updated on 10:30 AM July 3rd, 2019:

Data on /fs/scratch is accessible now. We are working with the vendor to find the root cause and apologize for any inconvenience.  ... Read more

6 years 11 months ago 6 years 11 months ago
OSC Service Outage Notification Outage Resolved

We are currently experiencing outages affecting multiple services, including OnDemand (ondemand.osc.edu) and login nodes of HPC systems. Our team is actively investigating and working to resolve... Read more

12 months 1 day ago 12 months 15 hours ago
Critical change about using $PFSDIR directory at OSC Batch Resolved

Starting from Thursday, Feb 2nd, the $PFSDIR directory on scratch (/fs/scratch) won’t be created by job prologue. For example, if you simply use the command cd $PFSDIR,... Read more

9 years 4 months ago 9 years 3 months ago
MPI_THREAD_MULTIPLE is not supported with OpenMPI-HPCX 4.x Owens, Software Resolved

A threading code with MPI where MPI_Init_thread uses MPI_THREAD_MULTIPLE will fail because UCX from HPCX package is built without enabling multi-threading. UCX is the... Read more

3 years 3 months ago 1 year 1 month 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... Read more

7 months 2 weeks ago 7 months 2 weeks ago
OnDemand with Safari Web Services Resolved

Currently, if you have popups blocked in Safari, some services in OSC OnDemand (most notably the HPC terminal) will silently fail to work. We are working on a solution, as well as a workaround for... Read more

12 years 1 month ago 10 years 7 months ago
Maintenance outage on the cluster export services Maintenance, OnDemand, Ruby Resolved

Update on 14 April 2020, 0903:

Work is completed.

Original message:

There will be maintenance on cluster export services on Tuesday, April... Read more

6 years 2 months ago 6 years 1 month ago
ACEs of a file in user's home directory will be lost using vim or cp filesystem Resolved

Access Control Entries (ACEs) of a file in the user's home directory will be lost if the file is modified using vim.  In addition, the newly created file using the cp... Read more

7 years 10 months ago 7 years 10 months ago
Rolling reboots on all HPC systems starting Oct 31 2024 Owens, Pitzer Resolved

Updates on Nov 13 2024:

Pitzer is completed. 

Updates... Read more

1 year 7 months ago 1 year 6 months ago
module spider/avail/show not showing MPI dependent modules Ruby Resolved

On Ruby, the commands:

  • module spider
  • module avail
  • module show... Read more
11 years 1 month ago 10 years 8 months ago

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