At Scale, Rare Events Aren’t Rare
As a pretty good rule of thumb, a system that fails 1/nth of the time and has n opportunities to fail has ~.63 probability of failure, where n is more than ~10.<p>Graph: <a href="http://www.meta-calculator.com/online/?panel-102-graph&data-bounds-xMin=-10&data-bounds-xMax=10&data-bounds-yMin=-7.28&data-bounds-yMax=7.28&data-equations-0=%22y%3D1-(1-(1%2Fx))%5Ex%22&data-rand=undefined&data-hideGrid=false" rel="nofollow">http://www.meta-calculator.com/online/?panel-102-graph&data-...</a>