How does one determine packages added after installation?

Tom Browder tom.browder at
Sun Oct 17 16:07:54 UTC 2010

On Sun, Oct 17, 2010 at 09:05, Marius Gedminas <marius at> wrote:
> On Fri, Oct 15, 2010 at 10:24:20AM -0500, Tom Browder wrote:
>> Is there any way to get a list of the default packages used for an
>> initial installation from CD?  I looked at my 10.04.1 CD and could
> You could find that by looking at /var/log/dpkg.log, I suppose.  Or
> checking file timestamps in /var/lib/dpkg/info.  Or using the history
> feature of Ubuntu Software Center.
> Apt keeps track of which packages were installed manually, and which
> ones were pulled in as dependencies.  It keeps that information in
> /var/lib/apt/extended_states

Thank, Marius.



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