Alan Cox wrote: >> IT use of 5-9's is 99.999% uptime or availability or reliability, or >> what ever hard to obtain artifact your management wants available "24-7". > > <pedant> > > 99.999% is more meaningful as 24-7 depending upon how you count an hour > misses out leapseconds > > </pedant> > Are you posting from the pub again! :) <smiley> John