Monitoring Performance

For years, Windows NT included the Performance Monitor tool, commonly called Perfmon. This tool also exists in Windows 2000, and is handy for monitoring all manner of resources on the computer. Most common is the monitoring of the processor's busy time, but the Performance Monitor can include dozens of categories, such as Processor and FTP Server (if the FTP service was installed).

Windows includes a number of performance counters, which monitor these various aspects. The performance counters monitor what Microsoft calls performance objects, which fall into two categories. Performance objects can be physical objects, such as memory or processors; or they can be system objects, such as threads, processes, or compilations. ...

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