This page is to document the upgrade of the DevelopmentServer and the NewLiveServer from Denian lenny to squeeze, this upgrade was tracked on ticket:301.

Following ​http://www.debian.org/releases/stable/amd64/release-notes/ch-upgrading.en.html to upgrade kiwi.

sudo -i
screen
script -t 2>~/upgrade-squeeze1.time -a ~/upgrade-squeeze1.script

Existing state of packages was checked with apt and aptitude:

audacity # a
dpkg --audit
dpkg -l | pager
dpkg --get-selections "*" > ~/curr-pkgs.txt

All the backup scripts were run via ninjahelper.

The following edit was done to /etc/apt/sources.list:

:1,$s/lenny/squeeze/