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 descending Description Posted Updated
Large MPI job startup hang with mvapich2/2.3 and mvapich2/2.3.1 Owens, Pitzer, Software Resolved
(workaround)

We have found that large MPI jobs may hang at startup with mvapich2/2.3 and mvapich/2.3.1 (on any compiler dependency) due to a known bug that has been fixed in release 2... Read more

4 years 6 months ago 2 years 4 weeks ago
OnDemand, Awesim, and DB Services down morning of Feb 12 Resolved

Update: Reboot was succesful.  OnDemand, Awesim, and Database services are back online.  Report any issues to oschelp@osc.edu.


A short reboot... Read more

9 years 3 months ago 9 years 3 months ago
Backup Issues Backups Resolved

Updates on 04/17:

OSC has conducted thorough validations to ensure the integrity of our backup data for user home directories and the /fs/ess filesystem. 

... Read more

1 month 2 weeks ago 1 month 8 hours ago
performance issue on intelmpi/2019.3 Ruby Resolved

A new installation of intelmpi with 2019.3 version has a performance issue on Ruby. We are actively investigating this issue. If you have any questions, please contact... Read more

5 years 1 month ago 2 years 5 months ago
Rolling reboot of Pitzer cluster, starting from Feb 03, 2021 Batch, login, Pitzer Resolved

Updates at 10AM Feb 11, 2021:

The rolling reboot is completed. 

Original Post:

We will have rolling reboots of Pitzer cluster including... Read more

3 years 3 months ago 3 years 3 months ago
Oakley login nodes and ruby02 will not be accessible between 9:00-9:30am on 10/18/2016 login Resolved

We upgraded to RHEL 6.8 for both Oakley and Ruby clusters during the October 12th's downtime. Unfortunately, we are noticing some NFS problem that has been causing rsh, or ssh sessions to hang on... Read more

7 years 7 months ago 7 years 7 months ago
Login Shell Issues on Oakley Account/Shell Resolved

UPDATE: The shells have all been switched back for affected users, and you can submit jobs normally again.  Additionally, if you are still logged in and have the incorrect shell, logging back out... Read more

9 years 11 months ago 9 years 11 months ago
openmpi/4.1.1 is deprecated Resolved

openmpi/4.1.1-hpcx will be removed on November 29th, 2022 due to InfiniBand drivers (MOFED) update. Please use compatible and bug-fixed version 'openmpi/4.1.2-hpcx' to run ORCA or your MPI... Read more

1 year 5 months ago 1 year 5 months ago
Libraries not compatible with cxx17 Software Resolved

Libraries for intel/18.0.3 and intel/17.0.7 are not compatible with cxx17.

Intel compilers need gnu library to support 2017 ISO C++ standard, and cxx17 is the module to load the gnu... Read more

5 years 8 months ago 5 years 8 months ago
OSC OnDemand is not responsive OnDemand Resolved

OSC OnDemand is not responsive now. We are investigating the problem now. Please use other ways like ssh to connect to OSC HPC systems. 

We apologize for any inconvenience this may cause... Read more

4 years 2 months ago 4 years 2 months ago

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