# Task manager

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System monitor program

For the task manager included in Microsoft Windows, see [Task Manager (Windows)](/source/Task_Manager_(Windows)).

Not to be confused with [Task management software](/source/Task_management_software).

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KDE System Guard, a task manager for [KDE Plasma 5](/source/KDE_Plasma_5)

In [operating systems](/source/Operating_system), a **task manager** is a [system monitor](/source/System_monitor) [program](/source/Computer_program) used to provide information about the [processes](/source/Process_(computing)) and [applications](/source/Application_software) running on a [computer](/source/Computer), as well as the general status of the computer. Some implementations can also be used to terminate processes and applications, as well as change the processes' [scheduling priority](/source/Scheduling_priority). In some environments, users can access a task manager with the [Control-Alt-Delete](/source/Control-Alt-Delete) [keyboard shortcut](/source/Keyboard_shortcut).

Task managers can display running services. ([processes](/source/Process_(computing))) as well as those that were stopped. They can display information about the services, including their [process identifier](/source/Process_identifier) and [group identifier](/source/Group_identifier).

## Common task managers

- [Activity Monitor](/source/Activity_Monitor_(macOS)), included in macOS

- [Conky](/source/Conky_(software)), for the X Window System

- [htop](/source/Htop), for the Unix shell

- [Plasma System Monitor](https://en.wikipedia.org/w/index.php?title=Plasma_System_Monitor&action=edit&redlink=1), included in [KDE Plasma Desktop](/source/KDE_Plasma)

- [nmon](/source/Nmon), for Linux and AIX

- [ps](/source/Ps_(Unix)), for the Unix shell

- [Task Manager](/source/Task_Manager_(Windows)), included in Windows

- [tasklist](/source/Tasklist), for DOS

- TaskManager, included in [MorphOS](/source/MorphOS)

- [top](/source/Top_(software)), for the Unix shell

- Browser Task Manager in [Chromium](/source/Chromium_(web_browser))-based browser such as [Google Chrome](/source/Google_Chrome) and [Microsoft Edge](/source/Microsoft_Edge), which displays CPU and memory usage of tabs

## Task list in mobile operating systems

In mobile operating systems, such as [iOS](/source/IOS), [Android](/source/Android_operating_system) and [Windows Phone](/source/Windows_Phone), the simpler task list may be used instead of the task manager.

## References

- Savill, John (2008). *The Complete Guide to Windows Server 2008*. [Pearson Education](/source/Pearson_Education). [ISBN](/source/ISBN_(identifier)) [978-0-13-279758-0](https://en.wikipedia.org/wiki/Special:BookSources/978-0-13-279758-0).

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Adapted from the Wikipedia article [Task manager](https://en.wikipedia.org/wiki/Task_manager) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Task_manager?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.