Chapter 3. The Layers of Data Protection
In this chapter, you'll learn some different perspectives for what the term "data" means, as well as how your data is stored in various logical and physical layers of the server so that you can better understand your options and their ramifications in various protection and availability scenarios. Then, we'll look at the media types used for data protection—from multiple storage arrays to disk-, tape-, and cloud-based repositories.
In short, we'll address the questions "How should I protect my data?" and "How should my data be stored in production as well as in redundancy?"
What Data Looks Like from the Server's Perspective
You can look at data essentially as layers within the server that holds them. As a ...
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