Logical Volume Management

Logical Volume Management (LVM) is a system for managing disk storage in Linux and Unix-like operating systems. It abstracts physical storage devices into logical volumes, allowing for flexible allocation, resizing, and management of disk space without repartitioning. This enables features like dynamic volume resizing, snapshots, and striping across multiple disks.

Also known as: LVM, Logical Volume Manager, Linux LVM, LVM2, Volume Management

Why learn Logical Volume Management?

Developers should learn LVM when working with Linux servers or systems requiring flexible storage management, such as in cloud environments, databases, or virtual machines. It is essential for scenarios where disk space needs to be adjusted on-the-fly, data redundancy is required through RAID-like setups, or when creating backups via snapshots without downtime.

Learning Resources

• docs: LVM Howto
• docs: Red Hat LVM Administration Guide
• video: Linux LVM Tutorial on YouTube
• docs: LVM on ArchWiki
• course: Udemy Course: Linux Storage and Filesystem Management