How To Install watcher-common on Debian 10

Learn how to install watcher-common on Debian 10 with this tutorial. watcher-common is OpenStack Cloud Optimization as a Service - common files

Introduction

In this tutorial we learn how to install watcher-common on Debian 10.

What is watcher-common

watcher-common is:

OpenStack Watcher provides a flexible and scalable resource optimization service for multi-tenant OpenStack-based clouds. Watcher provides a complete optimization loop-including everything from a metrics receiver, complex event processor and profiler, optimization processor and an action plan applier. This provides a robust framework to realize a wide range of cloud optimization goals, including the reduction of data center operating costs, increased system performance via intelligent virtual machine migration, increased energy efficiency-and more!

This package contains common files and configuration that are needed by all the daemon packages of Watcher.

There are three methods to install watcher-common on Debian 10. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install watcher-common Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install watcher-common

Install watcher-common Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install watcher-common

Install watcher-common 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 watcher-common using aptitude by running the following command:

sudo aptitude -y install watcher-common

How To Uninstall watcher-common on Debian 10

To uninstall only the watcher-common package we can use the following command:

sudo apt-get remove watcher-common

Uninstall watcher-common And Its Dependencies

To uninstall watcher-common and its dependencies that are no longer needed by Debian 10, we can use the command below:

sudo apt-get -y autoremove watcher-common

Remove watcher-common Configurations and Data

To remove watcher-common configuration and data from Debian 10 we can use the following command:

sudo apt-get -y purge watcher-common

Remove watcher-common configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge watcher-common

Dependencies

watcher-common have the following dependencies:

References

Summary

In this tutorial we learn how to install watcher-common package on Debian 10 using different package management tools: apt, apt-get and aptitude.