How To Install corosync on Debian 11

In this tutorial we learn how to install corosync on Debian 11. corosync is cluster engine daemon and utilities

Introduction

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

What is corosync

corosync is:

The Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications. The project provides four C Application Programming Interface features:

  • A closed process group communication model with virtual synchrony guarantees for creating replicated state machines.
  • A simple availability manager that restarts the application process when it has failed.
  • A configuration and statistics in-memory database that provide the ability to set, retrieve, and receive change notifications of information.
  • A quorum system that notifies applications when quorum is achieved or lost.

This package contains the Corosync daemon and some administration tools.

There are three methods to install corosync 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 corosync Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install corosync

Install corosync Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install corosync

Install corosync 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 corosync using aptitude by running the following command:

sudo aptitude -y install corosync

How To Uninstall corosync on Debian 11

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

sudo apt-get remove corosync

Uninstall corosync And Its Dependencies

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

sudo apt-get -y autoremove corosync

Remove corosync Configurations and Data

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

sudo apt-get -y purge corosync

Remove corosync configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge corosync

Dependencies

corosync have the following dependencies:

References

Summary

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