[CentOS] Extend Volume Group and Logical Volume (VG 볼륨그룹 LV 확장하는 법)

1. Attach Physical Hard Disk (하드디스크 장착)

2. Partitioning Disk

#> fdisk -l
#> fdisk [DEVICE_PATH]

- Create partition




- Select partition type

3. Create physical volumn (PV 생성)

#> fdisk -l
#> pvcreate [DEVICE_PATH]

4. Extends Volumn Group

#> vgdisplay
#> vgetend [VG_NAME] [PV_NAME]

5. Extends Logical Volume

#> lvdisplay
#> lvextend -l [PE_SIZE] [LV_PATH]

6. Apply extension

#> xfs_growfs [LV_PATH]