On Tuesday 17 May 2011 15:42:35 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. > > 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. >
won't work. Even if the binaries in /usr are compiled with the same settings, just the different times of creation will result in different md5sums. What you want to do is: find the bug.