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PowerShell Deep Dives by Edited by Jeffery Hicks, Richard Siddaway, Oisín Grehan, and Aleksandar Nikoli

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Chapter 3. Collecting and analyzing performance counter data

Arnaud Petitjean

Most of the time, performance management is a topic that interests IT pros who have to troubleshoot performance issues. But assessing performance can be important in a number of other scenarios, such as before you upgrade a machine to new hardware, before updating an application to a newer version, when defining performance baselines, or, worse, when users are complaining because their desktop PC or their business application is performing badly.

The good news is that Windows embeds all the technologies that allow you to collect bunches of valuable data, from the global CPU, memory, network, and disk I/O usage data to detailed information like the resource consumption ...

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