Tools for Performance Issues

Both systems have a number of tools available to assist in understanding performance issues. The simplest and easiest tools are often the best. We will start with the Windows Task Manager and its equivalents on Linux. The Windows Task Manager is a built-in performance-monitoring tool. Periodically, it looks at data “published” by the kernel and produces graphical and textual output to one of the tabs visible in the main window of Task Manager. The Task Manager is accessed by right-clicking the task bar at the bottom of the screen and selecting Task Manager. Alternatively, from a command line, you can type

taskmgr 

and the Windows Task Manager will show up. Figure 7-18 shows the Windows 2000 Task Manager displaying ...

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