How to use the vgreduce command in Linux

This article mainly introduces how to use the vgreduce command in Linux, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand.

The Linux common command vgreduce command reduces volume group capacity by removing physical volumes from the LVM volume group. The last remaining physical volume in the LVM volume group cannot be deleted.

Vgreduce removes a physical volume from a volume group

Syntax vgreduce (options) (parameters) option-a: delete all empty physical volumes if the physical volumes to be deleted are not specified on the command line;-- removemissing: delete the missing physical volumes in the volume group to restore the volume group to normal. Parameter volume group: specify the name of the volume group to operate on

List of physical volumes: specifies the list of physical volumes to delete.

The instance uses the vgreduce command to remove the physical volume / dev/sdb2 from the volume group "vg2000". Enter the following command on the command line:

[root@localhost ~] # vgreduce vg2000 / dev/sdb2 # removes the physical volume "/ dev/sdb2" from the volume group "vg2000" with the following output information:

Removed "/ dev/sdb2" from volume group "vg2000" Thank you for reading this article carefully. I hope the article "how to use vgreduce commands in Linux" shared by the editor will be helpful to everyone. At the same time, I hope you will support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!