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Date: Tue, 17 May 2011 15:03:55 +0000
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Compare two Gentoo machines - please help
Message-ID: <20110517150355.GA6203@acm.acm>
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From: Alan Mackenzie <acm@muc.de>
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Good day, Helmut!

On Tue, May 17, 2011 at 03:42:35PM +0200, Helmut Jarausch wrote:
> Hi,

> I have two (nearly) identical machines, both running ~amd64 Gentoo up-
> to-date and with a (nearly) identical set of installed packages.

"Nearly identical" is a bit like "slightly pregnant".  How about making
the two boxes' packages identical (with the same use flags) and seeing if
the problem goes away.

> Still, on one of these machines KDE crashes with that infamous polkit-
> kde-authentication-agent-1 segmentation fault.

> On the other machine there is no problem.

> How can one smartly compare two Gentoo installations.

> Currently I would have to produce an md5sum of all files in 
> /etc /usr /var and / and compare these. But there are dozens of 
> thousands of files in these directories.

Compare the /var/lib/portage/world's just to be sure.  But you've done
that already.  How about a deep comparison of the etc's.

> Many thanks for any ideas,
> Helmut.

-- 
Alan Mackenzie (Nuremberg, Germany).