How To Install lvm2 on CentOS 7

In this tutorial we learn how to install lvm2 on CentOS 7. lvm2 is Userland logical volume management tools

Introduction

In this tutorial we learn how to install lvm2 on CentOS 7.

What is lvm2

LVM2 includes all of the support for handling read/write operations on physical volumes (hard disks, RAID-Systems, magneto optical, etc., multiple devices (MD), see mdadm(8) or even loop devices, see losetup(8)), creating volume groups (kind of virtual disks) from one or more physical volumes and creating one or more logical volumes (kind of logical partitions) in volume groups.

We can use yum or dnf to install lvm2 on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install lvm2.

Install lvm2 on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install lvm2 using yum by running the following command:

sudo yum -y install lvm2

Install lvm2 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 lvm2 using dnf by running the following command:

sudo dnf -y install lvm2

How To Uninstall lvm2 on CentOS 7

To uninstall only the lvm2 package we can use the following command:

sudo dnf remove lvm2

References

Summary

In this tutorial we learn how to install lvm2 on CentOS 7 using yum and dnf.