<A target="_blank" href="http://www.notesonproductivity.com/ICA/NOP.nsf/dx/10-min-to-upgrade-to-domino-8.5.1-20-hours-to-recover">Eric Mack was impressed. It took only 10 minutes</A> to upgrade his Domino server from 7.0.4 to 8.5.1. But he needed to reboot the Windows server, which was waiting to complete applying some patches on the operating system. Many hours later....