How Google Works!
Number have never been confirmed on the size of Google's Infrastructure size. Some reports estimate that Google maintains over 450,000 servers, arranged in racks located in clusters in cities around the world, with major centers in Mountain View, California; Virginia; Atlanta, Georgia; Dublin, Ireland; and new facilities constructed in The Dalles, Oregon and Saint-Ghislain, Belgium.In 2009 Google is planning one of its first sites in the upper midwest to open in Council Bluffs, Iowa close to abundant wind power resources for fulfilling green energy objectives and proximate to fiber optic communications links. When an attempt to connect to Google is made, Google's DNS servers perform load balancing to allow the user to access Google's content most rapidly. This is done by sending the user the IP address of a cluster that is not under heavy load, and is geographically proximate to them. Each cluster has thousands of servers, and upon connection to a cluster further load balan...