In Search of Five 9s - Calculating Availability of Complex Systems

edgeblog.net — Your boss wants you to design a highly-available system. Does he even know what that means? Do you? This article describes how to predict and calculate the availability of a complex system. It shows why Five 9s is so elusive, and how to calculate whether it is even worth the money. Great read... Oct 29, 2007 View in Crawl 4