SQLBits 2020

Introduction to Perf Troubleshooting Using Wait Statistics

Learn what wait statistics are and how to use them to identify performance bottlenecks.

One of the first things you should check when investigating performance issues are wait statistics - as these can often point you in the direction for further analysis. Unfortunately, many people misinterpret what SQL Server is telling them and jump to conclusions about how to solve the problem - what is often called 'knee-jerk performance tuning'. In this session, you will learn what waits are, how to analyze them, and potential solutions to common problem patterns.