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What is LVM logical volume management, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.

Linux is loved by many enterprises and developers because of its openness, and the it Internet market correspondingly increases the demand for Linux operation and maintenance personnel. How to use lvm in the study of Linux operation and maintenance?

What is LVM logical volume management?

LVM logical volume management is a logical grouping of one or more hard disk partitions, which is equivalent to a large hard disk. When the hard disk runs out of space, you can add other hard disk partitions to it. Compared with ordinary disk partitions, it has a lot of flexibility. Using ordinary disk partitions can cause a lot of trouble when there is not enough partition space on the disk.

How to create lvm?

Create a lvm based on the partition. Lvm unifies multiple partitions of the hard disk into volume groups, which can flexibly adjust the size of the volume group and make full use of the capacity of the hard disk. The file system is created on logical volumes and can be resized as needed.

Create a lvm based on the hard drive. Make multiple hard drives into logical volumes, agree to manage the entire logical volume, and the space capacity of partitions can be dynamically expanded and reduced.

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