Technet Performance & Availability. Beginning PERF: Active Session History. TECHNOLOGY: Tuning By Arup Nanda Identify the root cause of performance issues at a precise point in the past—even when the sessions have disconnected.
In my previous two articles on the topic of performance tuning (bit.ly/SEzR6t and bit.ly/U7U5IJ), you learned how to identify the cause of performance bottlenecks occurring in real time and view the summary of what happened in the past. Although these processes provide information to help resolve performance issues in many cases, there are times when you would like to know precisely what happened at a specific point in the past. In this article, you will learn how to identify the precise sequence of events in the past in a historical—not current—session. Mumbai Blog.