On 30/03/15 16:20, Larry Martell wrote: > The use case is that I have a server uptime reporting script and it > uses a database of times that the server was able to be pinged. If > there is no entry for a period it indicated the server was down. So on > March 29, running in London, it found no entries from 1am to 2am and > it reported the server was down for an hour, when in fact the period > from 1am to 2am did not exist because of the switch to summer time. If you are logging ANYTHING other than UTC then your reporting system is the problem. You DISPLAY times using the local time, and log everything using a clean UTC time. -- Lester Caine - G8HFL ----------------------------- Contact - http://lsces.co.uk/wiki/?page=contact L.S.Caine Electronic Services - http://lsces.co.uk EnquirySolve - http://enquirysolve.com/ Model Engineers Digital Workshop - http://medw.co.uk Rainbow Digital Media - http://rainbowdigitalmedia.co.uk -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php