How To Install drbd on CentOS 7
Introduction
In this tutorial we learn how to install drbd on CentOS 7.
What is drbd
DRBD refers to block devices designed as a building block to form high availability (HA) clusters. This is done by mirroring a whole block device via an assigned network. DRBD can be understood as network based raid-1. This is a virtual package, installing the full user-land suite.
We can use yum or dnf to install drbd on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install drbd.
Install drbd on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install drbd using yum by running the following command:
sudo yum -y install drbd
Install drbd on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install drbd using dnf by running the following command:
sudo dnf -y install drbd
How To Uninstall drbd on CentOS 7
To uninstall only the drbd package we can use the following command:
sudo dnf remove drbd
References
Summary
In this tutorial we learn how to install drbd on CentOS 7 using yum and dnf.
