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
issues accessing /fs/ess/ locations filesystem, Operations, Outage Resolved

15 Aug 2022 resolved

... Read more

3 years 10 months ago 3 years 10 months ago
ORCA Bind to CORE Failure Software Resolved
(workaround)

The default CPU binding for ORCA jobs can fail sporadically.  The failure is almost immediate and produces a cryptic error message, e.g.:

... Read more          
3 years 1 month ago 1 year 4 weeks ago
February 11 2014 Scheduled Downtime Outage Resolved

HPC systems are offline today for scheduled quarterly maintenance activity. For details, please visit osc.edu/n

12 years 4 months ago 12 years 4 months ago
Schrodinger 2023.2 does not launch Software Resolved
(workaround)

Schrodinger 2023.2 does not launch through OnDemand or OnDemand desktop, failing with "fatal error"

If you do not need 2023.2 specifically, or you are able to transition to... Read more

5 months 3 weeks ago 3 months 2 weeks ago
Job failures on some rolling-rebooted nodes on Owens since April 16, 2018 Owens Resolved

3:35 PM 4/30/2018 Update:

The cause is that NFSv4.1 is not configured correctly after OS on Owens was updated from RHEL 7.3 to 7.4. We re-rebooted the Owens compute nodes... Read more

8 years 1 month ago 8 years 1 month ago
Unable to unload Intel software stack Pitzer, Ruby, Software Resolved

Users may experience unable to unload Intel software stack via module rm intel after switching between intel and ohter compilers. This is a known issue with current versions of Lmod on Pitzer and... Read more

6 years 1 month ago 6 years 3 weeks ago
Addressing CP2K 7.1 Memory Issues on Pitzer and Owens Clusters Owens, Pitzer Resolved
(workaround)

According to https://github.com/cp2k/cp2k/issues/1830 and user feedback, you may encounter Out-of-Memory (OOM) errors during long molecular... Read more

1 year 6 months ago 1 year 4 weeks ago
Ruby Rolling Reboot Resolved

2015/02/16 RUBY Rolling Reboot starting Today

 

A rolling reboot is required on Ruby to update a critical... Read more

11 years 3 months ago 11 years 3 months ago
Password Expiration Emails client portal Resolved

Password expiration notices are still being sent after you change your password.

To ensure your password change date has been updated and the account will not expire, please look at... Read more

7 years 1 month ago 7 years 1 month ago
Jupyter security issue Aug. 13, 2021 Maintenance, OnDemand, Software Resolved

Please do not run any Jupyter applications at OSC until further notice due to a security vulnerability.

OSC will update JupyterLab and Jupyter Notebook applications to rectify this as soon... Read more

4 years 10 months ago 4 years 9 months ago

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