On Mon, Jan 31, 2011 at 2:29 AM, Sven Joachim <svenjoac@gmx.de> wrote: > > How can I find out which packages on my system come from a certain > suite, say experimental in this case? The naïve approach > > $ aptitude search "~i ~Aexperimental" > > does not work, because it lists all installed packages which have a > version in experimental, even if another version is installed. aptitude search "?narrow(?archive(experimental),?installed)"