Google Processing 20,000 Terabytes A Day, And Growing
Niall Kennedy reports the breakdown of how Google’s large-scale computing has grown, and estimates that hardware cost for each large-scale computing job (known as MapReduce) is about $1 million. The number of such jobs grew nearly an order of magnitude (10X) between 2004 and 2006, and then another order of magnitude a year and half later. See the chart below: