On Wed, 2007-01-10 at 00:27 -0800, Erik Steffl wrote:
   it takes few minutes to open /usr/bin here (almost no load on 
machine), next time (I assume cache helps a lot) it takes 10-20 seconds.
   system:
     debian unstable
     icedove 1.5.0.9.dfsg1-1
     pentium 2.4 GHz
     1GB RAM
   do you think I should file a bug? against what? where?
I found a bug dealing directly with opening /usr/bin,
http://bugzilla.gnome.org/show_bug.cgi?id=322314
There is also a few links to performance related bugs here,
http://live.gnome.org/GtkFileChooser