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
Rolling reboot of compute and login nodes of all clusters, starting from Wednesday morning, March 22, 2017 login, Owens, Ruby Resolved

4:56PM 3/28/2017 Update: The rolling reboots of all systems are completed. 

All compute nodes and login nodes of Owens, Oakley, and Ruby clusters will need to be rebooted... Read more

7 years 2 months ago 7 years 1 month 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
Account changes temporarily suspended Account Management Resolved

We are still experiencing some account problems related to Thursday's issue. As a result, we have taken my.osc.edu offline and cannot process email changes or password resets, either via self-... Read more

9 years 11 months ago 9 years 11 months ago
Lustre Updates filesystem Resolved

9/10/14 - We have not seen any additional crashes of the Lustre servers since making this change.

8/26/14 
- Lustre jobs are being accepted as of 10AM this... Read more

9 years 8 months ago 9 years 8 months ago
Stale File Handles on GPFS clients filesystem Resolved

OSC is experiencing some problems with the Project and Scratch filesystems that are resulting in some jobs seeing "stale file handles". We are investigating the problem and will provide updates as... Read more

5 years 5 months ago 5 years 5 months ago
Possible performance degradation after August 9th's downtime filesystem Resolved

Updates on May 20 2023:

verbsRDMA is enabled on Pitzer. 

Updates on Dec 14 2022:

verbsRDMA is enabled on Owens during December 13 downtime... Read more

1 year 9 months ago 12 months 2 days ago
Problems with MVAPICH2 Owens, Ruby, Software Resolved

Some MVAPICH2 MPI installations on Oakley, Ruby, and Owens, such as the default module mvapich2/2.2 as well as mvapich2/2.1, appear to have a bug that is triggered by certain programs.  The... Read more

8 years 3 months ago 2 years 2 weeks ago
GPFS problems on Owens filesystem Resolved

Owens is experiencing a disruption of GPFS availability. At about 4:17PM today (January 6th), OSC monitoring noticed a problem with mounts of Project on the Owens supercomputer. Jobs may have been... Read more

4 years 4 months ago 4 years 4 months ago
Brief interruption of services for some users filesystem Resolved

Today, May 14 2013, at 12:45PM we will be temporarily removing one of the home directory servers from service to address some reliability issues. Users with home... Read more

11 years 1 week ago 11 years 1 week ago
OnDemand has NOT been working with external providers since 08/22 OnDemand Resolved

Updates on 9:40AM August 23, 2017: this issue has been resolved. 

>>>

Issue:

User can NOT login to OnDemand (ondemand.osc.edu)... Read more

6 years 9 months ago 6 years 9 months ago

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