On Mon 02 Nov 2020 at 09:52:53 (+0700), Victor Sudakov wrote: > Dan Ritter wrote: > > > > > > When I want to figure out what package has installed package "foo" as a > > > dependency, is there a less barbaric method than > > > > > > apt-get -s remove foo > > > > In addition to the other answers I see, you probably have a > > record of when it happened in /var/log/history.log > > You probably mean /var/log/apt/history.log.* > > Unfortunately the information about "foo" seems to have already been rotated > away.
$ grep -e '^Package:' -e 'Depends: .*\<foo\>' /var/lib/dpkg/status | grep -B1 -e 'Depends:' | less Cheers, David.