Since we no longer have a shared root, you have to be a little more careful in making changes to clio.

Installing packages

To install a package, first install it on clio. Then, run /usr/local/sbin/update-apt. This script updates the dpkg selection list, and then uses some Remctl commands to make the shellservers run aptitude update, update their debconf databases, and then set the new selections.

Updating the image

Clio runs a cron job every morning to update the image. If you have updated the kernel, you should run /usr/local/sbin/update-demeter-netboot to push the most recent kernel version to demeter