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
warning: libhwloc.so.1 may conflict with libhwloc.so.5 Resolved

Sometimes when building MPI programs the following warning appears.  It is harmless and can be safely ignored.

ld: warning: libhwloc.so.1, needed by /usr/local/mvapich2/1.7-intel/lib/... Read more          
9 years 2 weeks ago 8 years 7 months ago
A bug in the trigger that sends automated emails from client portal client portal Resolved

We deployed a new version to OSC Client Portal (my.osc.edu) at 3 pm Tuesday, July 9th, which involves a bug in the trigger that sends automated emails to some OSC clients with the subject 'Your... Read more

4 years 10 months ago 4 years 10 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
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
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
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
Rolling reboots of all three clusters, starting from Tuesday, September 4, 2018 Batch, Owens, Ruby Resolved

10:14 AM 09/17/2018... Read more

5 years 8 months ago 5 years 8 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
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
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

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