htop
htop
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htop 2.0.0 with many Chromium processes |
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Basic data
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Maintainer | Hisham Muhammad |
Publishing year | 2004 |
Current version |
2.2.0 ( April 10, 2018 ) |
operating system | Linux , OpenBSD , FreeBSD , macOS |
programming language | C. |
category | Process manager |
License | GNU GPL ( Free Software ) |
German speaking | No |
http://hisham.hm/htop/ |
htop is a free process manager for Linux , which offers a dynamic overview of running processes and free / used system resources. From version 2.0 it also supports BSD and macOS . htop performs a similar task as the Unix command top , but it also offers a text interface based on ncurses . In addition, htop offers a number of keyboard shortcuts that make it easier to use htop using the keyboard . If htop is started within a desktop environment, it can also be used with the mouse .
construction
In the upper left corner there is the display of the system resources, which shows the utilization of the various processor cores , the usage of the main memory and the swap used . Information about the current number of tasks and threads is displayed in the upper right corner . Furthermore, the runtime ( uptime ) of the system and the load average are displayed.
Below, in the main area, there is an overview of running processes, with information on PID , user, priority, nice value, virtual memory , resident memory , shared memory , process status , CPU time used in percent, memory consumption as a percentage, CPU Time and the command executed.
Color and meaning | Processor time from ... | |
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low | User processes with a priority <0 | |
normal | User processes with a priority ≥ 0 | |
kernel | operating system | |
irq | IRQs | |
soft-irq | Soft IRQs | |
steal and guest | virtual machines | |
io-wait | Waiting time for input / output |
colour | meaning |
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used = physical - kernel_binary - reserved - buffers - cache - free | |
buffers | |
cache |
Web links
Individual evidence
- ↑ github.com . (accessed April 10, 2018).
- ↑ github.com . (accessed on February 10, 2019).
- ↑ [ANN] htop 2.0.0
- ↑ a b CRT.c