DO-RELEASE-UPGRADE(8) DO-RELEASE-UPGRADE(8)

do-release-upgrade - upgrade operating system to latest release

do-release-upgrade [options]

Upgrade the operating system to the latest release from the command-line. This is the preferred command if the machine has no graphic environment or if the machine is to be upgraded over a remote connection.

show this help message and exit
Show version and exit
If using the latest supported release, upgrade to the development release
Directory that contains the data files
Try upgrading to the latest release using the upgrader from Ubuntu-proposed
Run in a special upgrade mode. Currently "desktop" for regular upgrades of a desktop system and "server" for server systems are supported.
Run the specified frontend
Check only if a new distribution release is available and report the result via the exit code
Try the upgrade with third party mirrors and repositories enabled instead of commenting them out.

-q, --quiet

A comma-seprated list of environment variables (e.g. VAR1=VALUE1,VAR2=VALUE2) that should be set during the upgrade.

update-manager(8), apt-get(8)

October 2009