How To Install psmisc on Ubuntu 22.04

In this tutorial we learn how to install psmisc on Ubuntu 22.04. psmisc is utilities that use the proc file system

Introduction

In this tutorial we learn how to install psmisc on Ubuntu 22.04.

What is psmisc

psmisc is:

This package contains miscellaneous utilities that use the proc FS:

  • fuser: identifies processes that are using files or sockets.
  • killall: kills processes by name (e.g. “killall -HUP named”).
  • peekfd: shows the data traveling over a file descriptor.
  • pstree: shows currently running processes as a tree.
  • prtstat: print the contents of /proc//stat

There are three methods to install psmisc on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install psmisc Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install psmisc using apt-get by running the following command:

sudo apt-get -y install psmisc

Install psmisc Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install psmisc using apt by running the following command:

sudo apt -y install psmisc

Install psmisc Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install psmisc using aptitude by running the following command:

sudo aptitude -y install psmisc

How To Uninstall psmisc on Ubuntu 22.04

To uninstall only the psmisc package we can use the following command:

sudo apt-get remove psmisc

Uninstall psmisc And Its Dependencies

To uninstall psmisc and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove psmisc

Remove psmisc Configurations and Data

To remove psmisc configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge psmisc

Remove psmisc configuration, data, and all of its dependencies

We can use the following command to remove psmisc configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge psmisc

References

Summary

In this tutorial we learn how to install psmisc package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.