dpkg triggers feature for Ubuntu

A dpkg trigger is a facility that allows events caused by one package but of interest to another package to be recorded and aggregated, and processed later by the interested package. This feature simplifies various registration and system-update tasks and reduces duplication of processing. (NB: Triggers are intend...

Proper operation after disk full situation is resolved for Ubuntu

The desktop system should handle disk full situations gracefully. See also https://blueprints.launchpad.net/ubuntu/+spec/boot-login-with-full-filesystem