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

 OSC is preparing to update Slurm on its production systems to version 23.11.4 on March, 27. 

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 Resolution Description Postedsort ascending Updated
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 1 month ago 3 years 1 month ago
Client Portal inaccessible client portal Resolved

All users are currently unable to login to OSC client portal.

When attempting to login to OSC... Read more

3 years 3 months ago 3 years 3 months ago
Ondemand error when terminating interactive app OnDemand Resolved
(workaround)

When trying to delete an interactive session through OnDemand, you may receive an error page about 'No such file'. This can be disregarded. Simply navigate back to the interactive sessions page... Read more

3 years 3 months ago 1 year 11 months ago
GPFS errors on compute nodes filesystem Resolved

We've seen an increase in transient problems that result in compute nodes losing access to the GPFS file systems for ~5 minutes.

Any jobs running on these nodes accessing files on GPFS may... Read more

3 years 3 months ago 2 years 3 months ago
MVAPICH2 build of CP2K 6.1 Pitzer Resolved

We have found some types of CP2K jobs would fail or have poor performance using cp2k.popt and cp2k.psmp from MVAPICH2 build (gnu/4.8.5 mvapich2/2.3). This version will be removed on December 15th... Read more

3 years 3 months ago 3 years 3 weeks 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 5 months ago 1 year 11 months ago
OSC internal network problems 25 Sept. 2020 Network, Owens, Pitzer, Ruby, Web Services Resolved

OSC is currently experiencing problems with its internal network.  Interactive sessions may be slow or unresponsive, but running jobs should not be affected.

3 years 6 months ago 3 years 6 months ago
my.osc.edu inaccessible client portal Resolved

OSC client portal is having intermittent issues and may be inaccessible.

There is ongoing work being done to resolve this problem.

Resolution:... Read more

3 years 6 months ago 3 years 6 months ago
Usage overview graph for storage client portal Resolved

The project storage section for usage overview displays a graph with a percentage for the amount of storage used. Although the values above the graph are correct, the graph itself shows 100%.... Read more

3 years 7 months ago 3 years 3 months ago
OpenMPI job stopped at 'There are not enough slots available in the system to satisfy the slots' Owens, Pitzer, Software Resolved

Users would encounter a MPI job failed with openmpi/3.1.0-hpcx on Owens and Pitzer. The job would stop with the error  like "There are not enough slots available in the system to... Read more

3 years 8 months ago 3 years 7 months ago

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