Matt Leib of Virtuallytiedtomydesktop’s Blog comments:

Recently, when hearing of the AWS outage due to weather in the Sydney data center, I began thinking about HA, and the whole concept of “Build for Failure” I began thinking about what the true meaning of High Availability. In the case of AWS, as Ben Kepes correctly stated on a recent Speaking in Tech podcast, a second data center in, for example Melbourne would have had implemented a failover capacity which would have alleviated a high degree of consternation.

A great look at the difference between HA and fault tolerance from Matt.

Read more at: What does High Availability mean?