Chapter 8. Analyzing Server Performance

The delineation of tasks between a system administrator and a DBA is often nebulous. This can be especially true in small shops where you find yourself wearing multiple hats. Even in large organizations with established roles and responsibilities, you'll still find yourself in an occasional "all-hands-on-deck" fire drill where you're expected to troubleshoot server issues. In these scenarios, you must be familiar with the operating system commands used to extract information from the server. An expert DBA does not diagnose database problems in a vacuum; you have to be server savvy.

Whenever there are application performance issues or availability problems, seemingly (from the DBA's perspective) the first ...

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