How To Install watcher-doc on Ubuntu 18.04
Introduction
In this tutorial we learn how to install watcher-doc on Ubuntu 18.04.
What is watcher-doc
watcher-doc 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 the documentation.
There are three methods to install watcher-doc on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install watcher-doc 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-doc using apt-get by running the following command:
sudo apt-get -y install watcher-doc
Install watcher-doc Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install watcher-doc using apt by running the following command:
sudo apt -y install watcher-doc
Install watcher-doc 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 watcher-doc using aptitude by running the following command:
sudo aptitude -y install watcher-doc
How To Uninstall watcher-doc on Ubuntu 18.04
To uninstall only the watcher-doc package we can use the following command:
sudo apt-get remove watcher-doc
Uninstall watcher-doc And Its Dependencies
To uninstall watcher-doc and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove watcher-doc
Remove watcher-doc Configurations and Data
To remove watcher-doc configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge watcher-doc
Remove watcher-doc configuration, data, and all of its dependencies
We can use the following command to remove watcher-doc configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge watcher-doc
References
Summary
In this tutorial we learn how to install watcher-doc package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
