CentOS High Availability

Chapter 1. Getting Started with High Availability

We live in a fast-paced world and, with all the technology surrounding us, we take it for granted most of the time. When we set the alarm clock in the evening before falling asleep, we never give much thought whether the alarm will actually work in the morning or not; and when we turn the ignition key to drive off to work, we never stop to think whether the car will fail to start or not. On a normal day, there is hardly any chance of anything like this happening to us, so we can calmly go to sleep in the evening. The same applies to visiting our favorite website first thing in the morning. We are, in fact, more likely to expect that the car will not start or the bus will be late than that we will ...