Known Issues

Known Issues

Title Category Resolution Description Posted Updatedsort ascending
Performance Regression of GPU Nodes on Ruby GPU, Ruby Unresolved

We currently have performance regression of Ruby's GPU nodes. Some of the GPU nodes on Ruby will remain in a power-saving state even after an application starts using them, resulting in... Read more

4 days 19 hours ago 4 days 19 hours ago
LAMMPS 14May16 velocity command problem on Owens Software Unresolved

LAMMPS 14May16 on Owens can hang when using the velocity command.  Inputs that hang on Owens work on Oakley and Ruby.  We are investigating and are looking for a simple example to use in a bug... Read more

5 days 19 hours ago 5 days 19 hours ago
Problems with LAMMPS 14May16 Software Resolved

LAMMPS 14May16 was built with the USER-OMP package on Oakley, Ruby, and Owens. Its default behavior is to spawn too many OpenMP threads. lammps/14May16 batch scripts that do not use the USER-OMP... Read more

2 months 3 weeks ago 6 days 17 hours ago
Problems with MVAPICH2 Oakley, Ruby, Software Unresolved

The default MPI installation on Oakley and Ruby, mvapich2/2.1, appears to have a bug that is triggered by certain programs.  The symptoms are 1) the program hangs or 2) the program fails with an... Read more

10 months 5 days ago 2 weeks 19 hours ago
Project space giving errors "No space left on device" filesystem Resolved

11/01/2016 11:52AM Update: This issue has been fixed. 

We have become aware of a problem with the Project storage space that gives errors "No space left on device". The... Read more

1 month 6 days ago 1 month 5 days 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

1 month 2 weeks ago 1 month 2 weeks ago
Nvidia drivers on Oakley GPU Unresolved

We upgraded the drivers for the Nvidia GPUs on all of our clusters during the downtime this week. Unfortunately, we are noticing some subtle problems with the GPUs on Oakley. We will be rolling... Read more

1 month 3 weeks ago 1 month 3 weeks ago
Interruption of both Project and Scratch filesystems on 10/13/2016 filesystem Resolved

We experienced a brief interruption of both Project and Scratch filesystems at about 5:15PM October 13, 2016. User jobs may have been effected.

We'll update more details later. 

1 month 3 weeks ago 1 month 3 weeks ago
libibumad.so.2 missing on Oakley Software Resolved

Update:  We think this is fixed.  Please submit a ticket if you encounter further problems.

 

As a result of updates made during yesterday's downtime, software built with mvapich2/... Read more

1 month 3 weeks ago 1 month 3 weeks ago
GPFS hang Issue on 09/08/2016 filesystem Resolved

On Thursday, Sept 8 starting at 19:37, we had some bad interaction that appears to have been caused by the backup client, and the GPFS servers. This resulted in a GPFS hang that propagated I/O... Read more

2 months 4 weeks ago 2 months 4 weeks ago