How To Install feersum on Debian 11

In this tutorial we learn how to install feersum on Debian 11. feersum is PSGI engine for Perl based on EV/libev

Introduction

In this tutorial we learn how to install feersum on Debian 11.

What is feersum

feersum is:

Feersum is an HTTP server built on EV. It fully supports the PSGI 1.03 spec including the psgi.streaming interface and is compatible with Plack and PSGI 1.1. Feersum also has its own “native” interface which is similar in a lot of ways to PSGI, but is not compatible with PSGI or PSGI middleware.

Feersum uses a single-threaded, event-based programming architecture to scale and can handle many concurrent connections efficiently in both CPU and RAM. It skips doing a lot of sanity checking with the assumption that a “front-end” HTTP/HTTPS server is placed between it and the Internet.

There are three methods to install feersum on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install feersum Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install feersum

Install feersum Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install feersum

Install feersum 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

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

sudo aptitude -y install feersum

How To Uninstall feersum on Debian 11

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

sudo apt-get remove feersum

Uninstall feersum And Its Dependencies

To uninstall feersum and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove feersum

Remove feersum Configurations and Data

To remove feersum configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge feersum

Remove feersum configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge feersum

Dependencies

feersum have the following dependencies:

References

Summary

In this tutorial we learn how to install feersum package on Debian 11 using different package management tools: apt, apt-get and aptitude.