How To Install pexec on Ubuntu 22.04

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install pexec

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is pexec and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Ubuntu 22.04. This guide was written specifically with a server running Ubuntu 22.04 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install pexec on Ubuntu 22.04. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install pexec using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

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

sudo apt -y install pexec

Install pexec using apt

Because pexec is available in Ubuntu 22.04’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install pexec using apt by running the following command:

sudo apt -y install pexec

Install pexec 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 22.04. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install pexec by running the following command:

sudo aptitude -y install pexec

How to upgrade (update) a single package pexec using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the pexec, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install pexec

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

sudo apt-get install pexec

How To Uninstall pexec from Ubuntu 22.04

To uninstall only the pexec package you can execute the following command:

sudo apt-get remove pexec

Uninstall pexec and all its dependencies

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

sudo apt-get -y autoremove pexec

Remove pexec with all configurations and data

To remove pexec configuration and data from your system you can run the following purge command:

sudo apt-get -y purge pexec

Remove pexec completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to pexec package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge pexec

Extra info and code examples

The main purpose of pexec is to execute the given command in parallel on the local host or on remote hosts, while some of the execution parameters, namely the redirected standard input, output or error and environmental variables can be varied. The capabilities of the program are extended with additional features, such as allowing to define mutual exclusions, do atomic command executions and implement higher level resource and job control. The maximum number of simultaneous tasks can be controlled by a hypervisor daemon: with such a daemon, concurrent pexec instances can be launched without an unexpectedly high load.

Conclusion

You now have a full guide on how to install pexec using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the pexec from Ubuntu 22.04.

See also: