How To Install ruby-em-redis on Debian 9
Introduction
In this tutorial we learn how to install ruby-em-redis on Debian 9.
What is ruby-em-redis
ruby-em-redis is:
Modeled after eventmachine’s implementation of the memcached protocol, and influenced by Ezra Zygmuntowicz’s redis-rb library (distributed as part of Redis).
This library is only useful when used as part of an application that relies on Event Machine’s event loop. It implements an EM-based client protocol, which leverages the non-blocking nature of the EM interface to achieve significant parallelization without threads.
There are three methods to install ruby-em-redis on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install ruby-em-redis Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install ruby-em-redis using apt-get by running the following command:
sudo apt-get -y install ruby-em-redis
Install ruby-em-redis Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install ruby-em-redis using apt by running the following command:
sudo apt -y install ruby-em-redis
Install ruby-em-redis 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 ruby-em-redis using aptitude by running the following command:
sudo aptitude -y install ruby-em-redis
How To Uninstall ruby-em-redis on Debian 9
To uninstall only the ruby-em-redis package we can use the following command:
sudo apt-get remove ruby-em-redis
Uninstall ruby-em-redis And Its Dependencies
To uninstall ruby-em-redis and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove ruby-em-redis
Remove ruby-em-redis Configurations and Data
To remove ruby-em-redis configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge ruby-em-redis
Remove ruby-em-redis configuration, data, and all of its dependencies
We can use the following command to remove ruby-em-redis configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ruby-em-redis
Dependencies
ruby-em-redis have the following dependencies:
References
Summary
In this tutorial we learn how to install ruby-em-redis package on Debian 9 using different package management tools: apt, apt-get and aptitude.