The Ohio Supercomputer Center (OSC) is experiencing an email delivery problem with several types of messages from MyOSC. 

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
cuda-gdb segmentation fault on startup Owens, Pitzer, Software Resolved

The CUDA debugger, cuda-gdb, can raise a segmentation fault immediately upon execution.  A workaround before executing cuda-gdb is to unload the xalt module, e.g.: 

module unload... Read more          
4 years 3 weeks ago 2 years 1 month ago
All HPC systems are available Login Problems, Operations, Outage Resolved

8/24/16 3:57PM: All HPC systems are availalbe including:

  • Oakley cluster for general access
  • Ruby cluster for restricted access
  • Owens cluster for... Read more
7 years 9 months ago 7 years 9 months ago
Issues with VDI through OnDemand Batch Resolved

Update: Jan 23, 2017 3PM: this issue has been fixed. 

There is an issue with OSC OnDemand -> Desktops -> Virtual Desktop Interface (VDI) such that you get "qsub: submit error ..."... Read more

7 years 3 months ago 7 years 3 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.... Read more

2 years 3 months ago 2 years 3 months ago
Oakley login node down login Resolved

One of the Oakley login nodes is down. We are currently working on bringing it back online. SSH connections to oakley.osc.edu may time out. A workaround is to connect directly to oakley01.osc.edu... Read more

10 years 2 months ago 10 years 2 months ago
Intermittent issue with connecting to batch server Batch, Owens Resolved

Updated on June 18, 2018, at 3:15 PM:

This issue has been fixed. 

Posted on June 18, 2018, at 12:30 PM:

We've been having intermittent... Read more

5 years 11 months ago 5 years 11 months 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... Read more

4 years 7 months ago 4 years 7 months ago
Armstrong inaccessible Resolved

Update: 2PM March 12th: Armstrong is back up and running.  Please notify oschelp@osc.edu of any lingering issues.


As of 10AM Thursday March 12th... Read more

9 years 2 months ago 9 years 2 months ago
GPFS filesystem Errors on June 4 2019 filesystem Resolved

Update Posted on 04 June 2019 12:27 PM

We fixed the problem with both project and scratch filesystem and the service has been restored. Please contact ... Read more

4 years 11 months ago 4 years 11 months ago
A partial-node MPI job failed to start using Intel MPI mpiexec Owens, Pitzer, Software Resolved
(workaround)

A partial-node MPI job may fail to start using mpiexec from intelmpi/2019.3 and intelmpi/2019.7 with error messages like

[mpiexec@o0439.ten.osc.... Read more          
3 years 6 months ago 2 years 1 month ago

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