htop is nothing but Interactive process viewer for OpenSUSE Linux cloud server or desktop system. It is just like default top command with an additional set of options and better display on the screen. This page shows how to install htop on OpenSUSE using command line options.
How to install htop on OpenSUSE using zypper
The procedure for installing htop OpenSUSE is as follows:
- Open the terminal window.
- For remote OpenSUSE server login using ssh command. For example, vivek@server1.cyberciti.biz
- Execute zypper search htop command to search for htop on OpenSUSE
- Run sudo zypper install htop to install htop in OpenSUSE
Let us see all commands and examples in details to install htop on OpenSUSE.
Please note that nixcraft@opensuse-aws-vm:~$ is my shell prompt. You need to type all commands after that prompt.
OpenSUSE install htop
It is important that you know how to search for any packages. Therefore type the following command to search for htop package using zypper command:
nixcraft@opensuse-aws-vm:~$ zypper search htop
Sample outputs:
Loading repository data... Reading installed packages... S | Name | Summary | Type --+------+---------------------------------------------------+-------- | htop | An Interactive text-mode Process Viewer for Linux | package
Find information about htop package
Run the following command:
nixcraft@opensuse-aws-vm:~$ zypper info htop
Sample outputs:
Loading repository data... Reading installed packages... Information for package htop: ----------------------------- Repository : openSUSE-Leap-15.1-1 Name : htop Version : 2.2.0-lp151.2.3 Arch : x86_64 Vendor : openSUSE Installed Size : 215.0 KiB Installed : No Status : not installed Source package : htop-2.2.0-lp151.2.3.src Summary : An Interactive text-mode Process Viewer for Linux Description : htop is an interactive text-mode process viewer for Linux. It aims to be a better 'top' and requires ncurses. |
Installing htop on OpenSUSE
First, make sure you system is up to date:
nixcraft@opensuse-aws-vm:~$ sudo zypper ref
nixcraft@opensuse-aws-vm:~$ sudo zypper update
Finally, run the following to install htop on OpenSUSE:
nixcraft@opensuse-aws-vm:~$ sudo zypper install htop
How to use htop command
The syntax is:
htop
htop [options]
htop [options] arg
Press F10 or q to quit htop session.
One can use a monochrome color scheme, run:
nixcraft@opensuse-aws-vm:~$ htop -C
htop --no-color
Want to see the tree view by default when running htop? Try:
nixcraft@opensuse-aws-vm:~$ htop -t
nixcraft@opensuse-aws-vm:~$ htop --tree
Let us see only processes of a given user named nixcraft:
nixcraft@opensuse-aws-vm:~$ htop -u nixcraft
nixcraft@opensuse-aws-vm:~$ htop --user=nixcraft
nixcraft@opensuse-aws-vm:~$ htop --user=mysql
Limit and show process for only the given PIDs:
nixcraft@opensuse-aws-vm:~$ htop -p PID
nixcraft@opensuse-aws-vm:~$ htop -p PID1,PID2
nixcraft@opensuse-aws-vm:~$ htop --pid=PID,[,PID,PID...]
nixcraft@opensuse-aws-vm:~$ htop -p 3214
nixcraft@opensuse-aws-vm:~$ htop -p 4851,4272
OpenSUSE htop keyboard shortcut keys
The following commands are supported while in htop:
| Command | Description |
|---|---|
| Up arrow key | Select (highlight) the previous process in the process list. Scroll the list if necessary. |
| Down arrow key | Select (highlight) the next process in the process list. Scroll the list if necessary. |
| Left arrow key | Scroll the process list left. |
| Right arrow key | Scroll the process list right. |
| PgUp, PgDn | Scroll the process list up or down one window. |
| Home | Scroll to the top of the process list and select the first process. |
| End | Scroll to the bottom of the process list and select the last process. |
| s | Trace process system calls: if strace(1) is installed, pressing this key will attach it to the currently selected process, presenting a live update of system calls issued by the process. |
| l | Display open files for a process: if lsof(1) is installed, pressing this key will display the list of file descriptors opened by the process. |
Other keyboard shortcuts
| u | Show only processes owned by a specified user. |
| M | Sort by memory usage (top compatibility key). |
| P | Sort by processor usage (top compatibility key). |
| T | Sort by time (top compatibility key). |
| F | “Follow” process: if the sort order causes the currently selected process to move in the list, make the selection bar follow it. This is useful for monitoring a process: this way, you can keep a process always visible on screen. When a movement key is used, “follow” loses effect. |
| K | Hide kernel threads: prevent the threads belonging the kernel to be displayed in the process list. (This is a toggle key.) |
| H | Hide user threads: on systems that represent them differently than ordinary processes (such as recent NPTL-based systems), this can hide threads from userspace processes in the process list. (This is a toggle key.) |
| p | Show full paths to running programs, where applicable. (This is a toggle key.) |
| Ctrl-L | Rfresh the screen. |
| F1 | See this help menu. |
How to get help about htop
Simply pass the --help option to the htop command. For example:
nixcraft@opensuse-aws-vm:~$ htop --help
nixcraft@opensuse-aws-vm:~$ man htop
Conclusion
This page showed you how to install and use htop on OpenSUSE Linux server or desktop. It has many more option. Hence, see the htop home page online here or read man page using the man command.
- OpenBSD install htop
- FreeBSD install htop
- Ubuntu Linux install htop
- RHEL 8 install htop
- macOS install htop
- Alpine Linux install htop
- pfSense install htop
- CentOS/RHEL: Install htop An Interactive Text-mode Process Viewer
- Amazon Linux AMI nstall htop
- Install htop on CentOS 8
- OpenSUSE Linux install htop
1 comment
Have a question or comment? Found a typo on this tutorial? Need to add some more info? Post it on the forum thread, and I will update the page.