VMware ESX and ESXi in the Enterprise: Planning Deployment of Virtualization Servers, 2nd Edition

Chapter 12. Disaster Recovery, Business Continuity, and Backup

Disaster Recovery (DR) takes many forms, and the preceding chapter on DRLB covers a small part of DR. Actually, DRLB is more a preventative measure than a prelude to DR. However, although being able to prevent the need for DR is a great goal, too many disasters happen to rely on any one mechanism. In this chapter, we categorize disasters and provide solutions for each one. You will see that the backup tool to use will not dictate how to perform DR, but it’s the other way around. In addition to DR, there is the concept of Business Continuity (BC) or the need to keep things running even if a disaster happens. Some of what we discuss in this chapter is BC and not truly DR. However, ...