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
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
9 years 11 months ago 9 years 8 months ago
Poor performance with hybrid MPI+OpenMPI jobs and more than 4 MPI Tasks on multiple nodes Software Resolved
(workaround)

RELION versions prior to 5 may exhibit suboptimal performance in hybrid MPI+OpenMP jobs when the number of MPI tasks exceeds four across multiple nodes.

Workaround...

Read more
1 year 2 days ago 1 year 2 days ago
Apptainer container builds fail on compute nodes due to /tmp namespace behavior Software Resolved
(workaround)

Building Apptainer containers on compute nodes may fail during apt update or other package operations...

Read more
7 months 6 days ago 6 months 1 day ago
Ruby is offline Operations Resolved

The Ruby Transitional Cluster (only open to select research groups) is currently offline due to network problems. We expect it will return to service some time after the downtime.

12 years 10 months ago 12 years 6 months ago
Intermittent home directory performance issues filesystem Resolved

Users may experience performance issues in home directory. It is recommended to use temporary directory ($TMPDIR, or scratch) or project storage to minimize the impact on...

Read more
3 years 1 month ago 3 years 3 weeks ago
Oakley and Owens queue issue Batch Resolved

We are experiencing a problem with the queuing system on oakley and owens that is delaying or preventing new jobs from running. Our systems staff is investigating.

 

8 years 7 months ago 8 years 7 months ago
OnDemand unresponsive login Resolved

Some of the login nodes on Owens and Pitzer are in bad states. User can't log into OnDemand. And scratch is unresponsive sometimes. We are working on this issue. We will update when we have more...

Read more
6 years 2 months ago 6 years 2 months ago
Oakley login node problems Resolved

One of the Oakley login nodes (oakley01) has experienced some hardware failures and is temporarily out of service while repairs are ongoing.

Please limit your interactive use of the...

Read more
11 years 8 months ago 11 years 7 months ago
module spider/avail/show not showing MPI dependent modules Ruby Resolved

On Ruby, the commands:

  • module spider
  • module avail
  • module show...
Read more
11 years 3 months ago 10 years 10 months ago
Intermittent failure of default CPU binding Software Resolved
(workaround)

The default CPU binding for ORCA jobs can fail sporadically.  The failure is almost immediate and produces a cryptic error message, e.g.

$ORCA/orca h2o.in...
Read more
1 year 3 months ago 1 year 3 months ago

Pages