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Create a 12g logical volume with one disk and three 5g partitions

2022-07-18 05:21:00 【Finger sword】

1、 Add hard disk and view

2、fdisk Create partitions

3、 Create a physical volume

4、 Create a volume group

5、 Create logical volumes

6、 Specify the file format and mount

1、 Add hard disk and view

1、 First you need to add a piece 20G The hard disk of , And then restart

2、 see 

lsblk

2、fdisk Create partitions 

[[email protected] ~]# fdisk /dev/sdb

Pictured above , Three times , establish 3 individual 5G Partition

Can press p To view the

Press down w Save disk changes and exit

3、 Create a physical volume

Use lsblk Command to view again 

[[email protected] ~]# pvcreate /dev/sdb1 /dev/sdb2 /dev/sdb3

4、 Create a volume group 

[[email protected] ~]# vgcreate xcloudvg /dev/sdb1 /dev/sdb2 /dev/sdb3

5、 Create logical volumes 

[[email protected] ~]# lvcreate -L 12G -n xcloudlv xcloudvg

6、 Specify the file format and mount

View the location of the logical volume 

[[email protected] ~]# lvdisplay |grep xcloudlv
[[email protected] ~]# mkfs.xfs /dev/xcloudvg/xcloudlv

Mount to mnt Under the table of contents , And look at 

[[email protected] ~]# mount /dev/xcloudvg/xcloudlv /mnt/
[[email protected] ~]# df -Th
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