NOCHANGE: partition 2 is size 61884492. it cannot be grown
NOCHANGE: partition 2 is size 61884492. it cannot be grown 检查磁盘序列号:重新执行命令。
# lsblk
NAME MAJ:MIN RMSIZE RO TYPE MOUNTPOINT
sda 8:0 0 30G0 disk
├─sda1 8:1 0500M0 part /boot
└─sda2 8:2 0 29.5G0 part
├─vg_centos6-lv_root (dm-0) 253:0 0 17.5G0 lvm/
└─vg_centos6-lv_swap (dm-1) 253:1 0 2G0 lvm
# growpart /dev/sda 2
NOCHANGE: partition 2 is size 61884492. it cannot be grown
# growpart /dev/vda 2
FAILED: /dev/vda: does not exist
# growpart sda 2
FAILED: sda: does not exist
# growpart /dev/sda 2
NOCHANGE: partition 2 is size 61884492. it cannot be grown
# pvscan
PV /dev/sda2 VG vg_centos6 lvm2
Total: 1 / in use: 1 / in no VG: 0
# pvdisplay
--- Physical volume ---
PV Name /dev/sda2
VG Name vg_centos6
PV Size 19.51 GiB / not usable 2.00 MiB
Allocatable yes (but full)
PE Size 4.00 MiB
Total PE 4994
Free PE 0
Allocated PE 4994
PV UUID pgq4gQ-kvRN-TT7t-tqJU-2Gvx-ZHTB-v7te0K
# pvresize /dev/
Display all 170 possibilities? (y or n)
# pvresize /dev/sda
sda sda1sda2
# pvresize /dev/sda2
Physical volume "/dev/sda2" changed
1 physical volume(s) resized / 0 physical volume(s) not resized
# pvdisplay
--- Physical volume ---
PV Name /dev/sda2
VG Name vg_centos6
PV Size 29.51 GiB / not usable 986.00 KiB
Allocatable yes
PE Size 4.00 MiB
Total PE 7554
Free PE 2560
Allocated PE 4994
PV UUID pgq4gQ-kvRN-TT7t-tqJU-2Gvx-ZHTB-v7te0K
# vgdisplay
--- Volume group ---
VG Name vg_centos6
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No9
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 2
Open LV 2
Max PV 0
Cur PV 1
Act PV 1
VG Size 29.51 GiB
PE Size 4.00 MiB
Total PE 7554
Alloc PE / Size 4994 / 19.51 GiB
FreePE / Size 2560 / 10.00 GiB
VG UUID JXzUoA-nRhV-4oNN-Fisv-M7OW-R6ok-nsxFia
# lvextend -l +100%FREE /dev/mapper/vg_centos6-lv_root
Extending logical volume lv_root to 27.51 GiB
Logical volume lv_root successfully resized
重新检查设备空间大小,即可; resize下磁盘空间:
# resize2fs -f /dev/mapper/vg_centos6-lv_root
resize2fs 1.41.12 (17-May-2010)
Filesystem at /dev/mapper/vg_centos6-lv_root is mounted on /; on-line resizing required
old desc_blocks = 2, new_desc_blocks = 2
Performing an on-line resize of /dev/mapper/vg_centos6-lv_root to 7211008 (4k) blocks.
The filesystem on /dev/mapper/vg_centos6-lv_root is now 7211008 blocks long.
页:
[1]