How To Install safelease on CentOS 7
Introduction
In this tutorial we learn how to install safelease on CentOS 7.
What is safelease
Safelease is a legacy cluster lock utility used by VDSM. It is based on the algorithm presented in the article “Light-Weight Leases for Storage-Centric Coordination” by G Chockler and D Malkhi.
We can use yum or dnf to install safelease on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install safelease.
Install safelease on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install safelease using yum by running the following command:
sudo yum -y install safelease
Install safelease 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 safelease using dnf by running the following command:
sudo dnf -y install safelease
How To Uninstall safelease on CentOS 7
To uninstall only the safelease package we can use the following command:
sudo dnf remove safelease
References
Summary
In this tutorial we learn how to install safelease on CentOS 7 using yum and dnf.