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SQL Server 2012 Query Performance Tuning, Third Edition by Grant Fritchey

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Chapter 2

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System Performance Analysis

In the first chapter, I stressed the importance of having a performance baseline that you can use to measure performance changes. In fact, this is one of the first things you should do when starting the performance tuning process, since without a baseline you will not be able to quantify improvements. In this chapter, you will learn how to use the Performance Monitor tool to accomplish this and how to use the different performance counters that are required to create a baseline. Other tools necessary for establishing baseline performance metrics for the system will also be addressed when they can help you ...

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