We will have rolling reboots of all HPC clusters (Ascend, Cardinal, Owens, and Pitzer cluster), including login and compute nodes, starti

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
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.

11 years 1 month ago 10 years 9 months ago
OSC OnDemand is not responsive OnDemand Resolved

OSC OnDemand is not responsive now. We are investigating the problem now. Please use other ways like ssh to connect to OSC HPC systems. 

We apologize for any inconvenience this may cause... Read more

4 years 8 months ago 4 years 8 months ago
OnDemand with Safari Web Services Resolved

Currently, if you have popups blocked in Safari, some services in OSC OnDemand (most notably the HPC terminal) will silently fail to work. We are working on a solution, as well as a workaround for... Read more

10 years 6 months ago 9 years 2 weeks ago
STAR-CCM+ MPI job failure and workaround Cardinal, Software Resolved
(workaround)

STAR-CCM+ encounters errors when running MPI jobs with Intel MPI or OpenMPI, displaying the following message:

ib_iface.c:1139 UCX ERROR Invalid active_speed on mlx5_0:1: 128

... Read more

3 weeks 12 hours ago 2 weeks 6 days ago
ACEs of a file in user's home directory will be lost using vim or cp filesystem Resolved

Access Control Entries (ACEs) of a file in the user's home directory will be lost if the file is modified using vim.  In addition, the newly created file using the cp... Read more

6 years 3 months ago 6 years 3 months ago
CP2K 6.1 would fail on Pitzer Cascade Lakes (48-core) node: Pitzer Resolved
(workaround)

CP2K 6.1 would fail with the following error when running on Pitzer Cascade Lakes (48-core) node:

Program received signal SIGFPE: Floating-point exception - erroneous arithmetic... Read more          
3 years 4 months ago 2 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
9 years 6 months ago 9 years 1 month ago
Data on /fs/scratch is not accessible filesystem Resolved

Updated on 10:30 AM July 3rd, 2019:

Data on /fs/scratch is accessible now. We are working with the vendor to find the root cause and apologize for any inconvenience.  ... Read more

5 years 4 months ago 5 years 4 months ago
openmpi/4.1.1 is deprecated Resolved

openmpi/4.1.1-hpcx will be removed on November 29th, 2022 due to InfiniBand drivers (MOFED) update. Please use compatible and bug-fixed version 'openmpi/4.1.2-hpcx' to run ORCA or your MPI... Read more

1 year 11 months ago 1 year 11 months ago
Critical change about using $PFSDIR directory at OSC Batch Resolved

Starting from Thursday, Feb 2nd, the $PFSDIR directory on scratch (/fs/scratch) won’t be created by job prologue. For example, if you simply use the command cd $PFSDIR,... Read more

7 years 9 months ago 7 years 8 months ago

Pages