[ale] list pkgs installed since os install?

[Matt Rideout]

"dpkg -l" is "rpm -qa"'s equivalent. There may be a switch to that which 
would save you from having to grep /var/log/dpkg.log* for the dates, but 
I'm not aware of it.

Jim Kinney wrote, On 08/05/2009 10:04 PM:
> Not to tout rpm package management (much :-) but that seems to be a
> big missing puzzle piece for apt to clean up. I'm sure there is a way
> at a lower level (dpkg maybe) as Debian is a well designed distro and
> that is a usefull piece of information for a sysadmin to have.
>
> With RH/fedora systems rpm -qa will list all installed packages.
>
> Hmm. Rereading the question I see you want to know what has been done
> _since_ the install. With RH systems there is a file called
> anaconda-ks.cfg that has the list of installed packages. rpm -qa and
> diff against the filelist from the install list will show the add-ons
> but not what has been upgraded.
>
> On Wed, Aug 5, 2009 at 8:42 PM, Tim Watts<timtw at earthlink.net> wrote:
>   
>> Hi,
>>
>> Anyone know of a way to list all packages installed on a system (Kubuntu 8.10)
>> since the OS was installed? It doesn't seem possible to do this based on the
>> info apt keeps. Have I missed something?
>>
>> I guess one approach would be to get the list of packages installed on the
>> current system and then diff that with the list on the upgraded system. Hmm,
>> not exactly what I want but it probably doesn't get much simpler than that,
>> n'est pas?
>>
>>
>> --
>> Happiness is when what you think, what you say, and what you do are in
>> harmony.
>>  -- Mahatma Gandhi
>>
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