Linked by David Adams on Thu 1st Mar 2012 22:53 UTC, submitted by judgen
Microsoft The outage on Microsoft's Windows Azure cloud computing platform that caused the government's G-Cloud service to go offline was the result of a calculation error caused by the extra day in February due to the leap year. Writing on the Azure blog the firm's corporate vice president for service and cloud, Bill Laing, said while the firm had still to fully determine the cause of the issue, the extra date in the month appeared the most likely cause.
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RE[2]: Wtf? Really?
by cdude on Fri 2nd Mar 2012 14:28 UTC in reply to "RE: Wtf? Really?"
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"And on top of that 1 day in 366 is probably well within agreed outage levels (I'd guess they have 99.9%, so they would be covered.)"

Let me show you some magic:
100-1/366*100 => 99.73%
99.73>=99.9 => false

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