On Sun, Apr 08, 2007 at 12:53:34PM +0200, Javier Fernández-Sanguino Peña <jfs@computer.org> wrote: > - there *is* downtime, a new kernel needs to be installed and that requires > a reboot Also note daemons tend to stop in preinst and start in postinst, which, when a lot of packages are upgraded, can be separated by a great amount of time. Mike