On Tue, Nov 20, 2012 at 7:49 PM, Jimmy Hess <mysi...@gmail.com> wrote: > Are you sure that you are actually using NTP to set your clock? > For you to sync with 2000, you should have had multiple confused > peers from multiple time sources; possibly a false radio signal.... > > NTP by default has a panic threshold of 1000 seconds. > > This _should_ have caused NTP to execute a panic shutdown, > instead of setting the clock back 30 million seconds.
For VMWare at least, their official recommendation[1] for NTP is to tinker panic 0 for suspend/resume reasons. I've seen it default in some places. [1] http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1006427 -- Darius Jahandarie