HOWTO: Understand And Use The Logical Volume Manager (LVM) On Oracle Linux
(Doc ID 858497.1)
Last updated on APRIL 21, 2020
Linux OS - Version Oracle Linux 4.4 and later Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Linux x86
The Logical Volume Manager (LVM) is a flexible file system organization tool for the Linux operating system. LVM is used to decouple physical device organization from the perceived file system organization, simplifying the daily management of a system. This article is intended to help system administrators to understand the concept of LVM and use LVM to manage space on mass storage devices.
This article summarizes the basic concept of the Logical Volume Manager version 2 (or LVM2) which is Linux 2.6 kernel based. LVM2 is upwardly compatible with the original Logical Volume Manager 1 (LVM1) commands and meta-data.
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