19-5LESSON 1 USING TASK MANAGERTABLE 19-1 PROCESSES TAB COLUMNSCOLUMN...

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Lesson 1

Using Task Manager

Table 19-1 Processes Tab ColumnsColumn DescriptionPage Faults The number of times that data had to be retrieved from the page file on the hard disk for this process because it had been paged out of physical memory. Windows XP Professional uses a page file stored on the hard disk to augment physical memory. When the physical memory is full, Windows swaps older information in physical mem-ory to the swap file to make room for newer information. Too many page faults often indicate that you need more physical memory.Peak Memory Usage The maximum amount of physical memory resident in a process since it started.Thread Count The number of threads running in the process. This column can be useful for troubleshooting multithreaded applications.

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Exam Tip For the exam, remember that Task Manager can show real-time information about the CPU, RAM, and virtual memory, but the measurements are fairly limited. To collect more detailed information, use the Performance console. The Performance console also allows you to collect performance data over a longer period.How to Change the Base Priority of a Running ProcessChanging the base priority of a process determines how much processor time Win-dows XP Professional devotes to the process compared with other processes. Bydefault, most processes run at a base priority of Normal. However, you can change thebase priority for a process by using the following steps: