Automatic Updates occurring unintentionally

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http://serverfault.com – My boss and I were sitting in our server room today when we all of a sudden heard one of our servers go into hyper-speed, indicating that it was restarting. You can imagine the immediate "oh crap" expressions on our faces. We dug into the logs, and it appears that there were some updates automatically installed that required a restart. AU, seeing that there was no one logged in, automatically did the restart. This is a production server, so we have automatic updates turned off (not even downloading then waiting.. It should wait for us to tell it before it does anything). I ran both rsop.m (HowTos)