记录一次Centos系统下lvm逻辑分区扩容失败记录
2022-07-25 18:09阅读：
[root@datatangseafile ~]# lsblk
NAME
MAJ:MIN RM SIZE RO TYPE
MOUNTPOINT
sda
8:0 0
7.3T 0 disk
├─sda1
8:1 0 500M
0 part /boot
└─sda2
8:2
0 7.3T 0 part
├─vg_datatangseafile-lv_root (dm-0) 253:0
0 50G 0 lvm /
├─vg_datatangseafile-lv_swap (dm-1) 253:1
0 7.6G 0 lvm
└─vg_datatangseafile-lv_home (dm-2) 253:2
0 7.2T 0 lvm /home
sdb
8:16 0
9.1T 0 disk
├─sdb1
8:17 0 499M
0 part
├─sdb2
8:18 0 100M
0 part
├─sdb3
8:19 0 16M
0 part
├─sdb4
8:20 0 133.7G 0 part
└─sdb5
8:21 0
9T 0 part
[root@datatangseafile ~]# df -Th
Filesystem
Type Size Used
Avail Use% Mounted on
/dev/mapper/vg_datatangseafile-lv_root
ext4 50G
1.5G 46G 4% /
tmpfs
tmpfs 3.8G 0 3.8G
0% /dev/shm
/dev/sda1
ext4 477M
48M 404M 11% /boot
/dev/mapper/vg_datatangseafile-lv_home
ext4 7.2T
2.2T 4.6T 33% /home
[root@datatangseafile ~]# fdisk -l
WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The
util fdisk doesn't support GPT. Use GNU Parted.
Disk /dev/sda: 8001.6 GB, 8001563222016 bytes
255 heads, 63 sectors/track, 972801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000
Device Boot
Start
End Blocks
Id System
/dev/sda1
1
267350 2147483647+
ee GPT
Partition 1 does not start on physical sector boundary.
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'! The
util fdisk doesn't support GPT. Use GNU Parted.
Disk /dev/sdb: 10000.8 GB, 10000831348736 bytes
255 heads, 63 sectors/track, 1215865 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000
Device Boot
Start
End Blocks
Id System
/dev/sdb1
1
267350 2147483647+
ee GPT
Partition 1 does not start on physical sector boundary.
Disk /dev/mapper/vg_datatangseafile-lv_root: 53.7 GB, 53687091200
bytes
255 heads, 63 sectors/track, 6527 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg_datatangseafile-lv_swap: 8136 MB, 8136949760
bytes
255 heads, 63 sectors/track, 989 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg_datatangseafile-lv_home: 7939.2 GB,
7939209297920 bytes
255 heads, 63 sectors/track, 965220 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000
[root@datatangseafile ~]# lsblk
NAME
MAJ:MIN RM SIZE RO TYPE
MOUNTPOINT
sda
8:0 0
7.3T 0 disk
├─sda1
8:1 0 500M
0 part /boot
└─sda2
8:2 0 7.3T
0 part
├─vg_datatangseafile-lv_root (dm-0) 253:0
0 50G 0 lvm /
├─vg_datatangseafile-lv_swap (dm-1) 253:1
0 7.6G 0 lvm
└─vg_datatangseafile-lv_home (dm-2) 253:2
0 7.2T 0 lvm /home
sdb
8:16 0
9.1T 0 disk
├─sdb1
8:17 0 499M
0 part
├─sdb2
8:18 0 100M
0 part
├─sdb3
8:19 0 16M
0 part
├─sdb4
8:20 0 133.7G 0 part
└─sdb5
8:21 0
9T 0 part
[root@datatangseafile ~]# pvcreate /dev/sdb5
Physical volume '/dev/sdb5' successfully created
[root@datatangseafile ~]# pvdisplay
--- Physical volume ---
PV Name
/dev/sda2
VG Name
vg_datatangseafile
PV Size
7.28 TiB / not usable 4.00 MiB
Allocatable
yes (but full)
PE Size
4.00 MiB
Total PE
1907595
Free PE
0
Allocated PE
1907595
PV UUID
JRVBzY-eiJe-apk8-QP1n-ldNK-VeuL-qpnVH6
'/dev/sdb5' is a new
