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HP-UX CSE Official Study Guide and Desk Reference by Charles Keenan

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Chapter TWENTY FOUR. Understanding “High Availability”

Chapter Syllabus

We start our discussion on High Availability (HA) by ensuring that we all understand and agree on some of the terminology we come across when dealing with High Availability (HA). We discuss the “five 9s” concept and some of the technological challenges we face in trying to achieve such a goal. To conclude this chapter, we briefly discuss High Availability Clusters and how Hewlett Packard employs HA clusters.

Why We Are Interested in High Availability?

Let's get to the heart of the matter right away. How ...

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