Why has my software suite vanished from the bunch of nodes I installed it on? How do I fix it?
Most likely you installed the software directly onto those nodes instead of on the “software image”. Then, after a reboot...
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How do I downgrade the software image back to a previous distribution version?
Example: Reinstalling an initial base image Sometimes the administrator may want to downgrade the software image to a previous version... -
How do I enable a graphical (X11) login after installation?
After the Bright head node installation for SLES, the Graphical console option is disabled. This is because it requires a... -
Managing software images with Puppet
Managing software images with puppet provides a number of advantages when it comes to automation and revision management. Coupling puppet... -
Installing bacula installs pbspro, which I don’t want. What should I do?
This article is being updated. Please be aware the content herein, not limited to version numbers and slight syntax changes, may... -
Why do I have CUPS on my cluster?
This article is being updated. Please be aware the content herein, not limited to version numbers and slight syntax changes, may... -
Why doesn’t Bright have a newer version of X?
This article is being updated. Please be aware the content herein, not limited to version numbers and slight syntax changes, may... -
How do I add a Bright ISO as a YUM repository?
or How do I update my cluster from a new Bright ISO that I just downloaded? This article is being... -
Installing and using GNOME windows manager with Jupyter and VNC
It it possible to use Gnome WM with Jupyter and VNC integration. Then it is required to reboot or re-sync... -
Managing software images as Ansible inventory hosts
Managing software images with Ansible is sometimes tricky as software images live inside their own chroot directory. To make managing... -
Preventing NetworkManager from Overwriting /etc/resolv.conf on RHEL Compute Nodes
With RHEL/Rocky Linux 8 and later releases that are being used by software images for compute nodes, you may find...
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