逻辑卷实现镜像
创建物理卷
pvcreate /dev/sdd1
pvcreate /dev/sdd2
pvs /dev/sdd[12]
vgcreate vg1
vgextend vg1 /dev/sdd[12]
vgs vg1
[root@web ~]# vgs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
VG #PV #LV #SN Attr VSize VFree
centos 1 2 0 wz--n- <19.00g 0
vg01 4 3 0 wz--n- 3.98g 764.00m
vg1 2 0 0 wz--n- 3.99g 3.99g
vg2 2 0 0 wz-pn- 3.99g 3.99g
vg7 2 2 0 wz--n- 3.99g 708.00m
vg_mysql 5 1 0 wz--n- <8.86g 880.00m
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创建实现镜像的逻辑卷
lvcreate -n lv1 -L 1.5G vg1 -m 1 /dev/vg1/sdd[12]
-m 1 创建一个镜像
[root@web ~]# lvcreate -n lv1 -L 1.5G vg1 -m 1 /dev/sdd[12]
WARNING: ext4 signature detected on /dev/vg1/lv1_rmeta_0 at offset 1080. Wipe it? [y/n]: y
Wiping ext4 signature on /dev/vg1/lv1_rmeta_0.
Logical volume "lv1" created.
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[root@web ~]# lvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
root centos -wi-ao---- <17.00g
swap centos -wi-ao---- 2.00g
lv01 vg01 -wi-a----- <3.09g
lv02 vg01 -wi-a----- 120.00m
lv03 vg01 -wi-a----- 36.00m
lv1 vg1 rwi-a-r--- 1.50g 100.00
lv7 vg7 -wi-ao---- <2.10g
lv8 vg7 -wi-a----- 1.20g
lv_mysql vg_mysql -wi-ao---- 8.00g
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[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd1 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
[root@web ~]# pvs /dev/sdd[12]
PV VG Fmt Attr PSize PFree
/dev/sdd1 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
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/dev/sdd1 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd1 /dev/sdd2 各使用了1.5g
格式化
mkfs.ext4 /dev/vg1/lv1
mount /dev/vg1/lv1 /uc1
[root@web ~]# mkfs.ext4 /dev/vg1/lv1
mke2fs 1.42.9 (28-Dec-2013)
文件系统标签=
OS type: Linux
块大小=4096 (log=2)
分块大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
98304 inodes, 393216 blocks
19660 blocks (5.00%) reserved for the super user
第一个数据块=0
Maximum filesystem blocks=402653184
12 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Allocating group tables: 完成
正在写入inode表: 完成
Creating journal (8192 blocks): 完成
Writing superblocks and filesystem accounting information: 完成
[root@web ~]# ls /u1
test
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[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
│ ├─vg1-lv1_rmeta_0 253:6 0 4M 0 lvm
│ │ └─vg1-lv1 253:12 0 1.5G 0 lvm
│ └─vg1-lv1_rimage_0 253:9 0 1.5G 0 lvm
│ └─vg1-lv1 253:12 0 1.5G 0 lvm
├─sdd2 8:50 0 2G 0 part
│ ├─vg1-lv1_rmeta_1 253:10 0 4M 0 lvm
│ │ └─vg1-lv1 253:12 0 1.5G 0 lvm
│ └─vg1-lv1_rimage_1 253:11 0 1.5G 0 lvm
│ └─vg1-lv1 253:12 0 1.5G 0 lvm
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
[root@web ~]# mkdir /uc1
[root@web ~]# mount /dev/vg1/lv1 /uc1
测试
touch /uc1/file{1…3}
[root@web ~]# touch /uc1/file{1..3}
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[root@web ~]# mkdir /uc1/dir{1..3}
[root@web ~]# ls /uc1
dir1 dir2 dir3 file1 file2 file3 lost+found
破坏物理卷
dd if=/dev/zero of=/dev/sdd1 bs=1M count=100
[root@web ~]# dd if=/dev/zero of=/dev/sdd1 bs=1M count=100
记录了100+0 的读入
记录了100+0 的写出
104857600字节(105 MB)已复制，0.0730306 秒，1.4 GB/秒
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[root@web ~]# vgs
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
VG #PV #LV #SN Attr VSize VFree
centos 1 2 0 wz--n- <19.00g 0
vg01 4 3 0 wz--n- 3.98g 764.00m
vg1 2 1 0 wz-pn- 3.99g 1008.00m
vg2 2 0 0 wz-pn- 3.99g 3.99g
vg7 2 2 0 wz--n- 3.99g 708.00m
vg_mysql 5 1 0 wz--n- <8.86g 880.00m
[root@web ~]# pvs
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg1 lvm2 a-m <2.00g 504.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
移除损坏的卷
vgreduce vg1 --removemissing --force
[root@web ~]# vgreduce vg1 --removemissing --force
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
Wrote out consistent volume group vg1.
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[root@web ~]# vgdisplay vg1
--- Volume group ---
VG Name vg1
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 7
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size <2.00 GiB
PE Size 4.00 MiB
Total PE 511
Alloc PE / Size 385 / 1.50 GiB
Free PE / Size 126 / 504.00 MiB
VG UUID Dhx6Be-otJt-d3F9-uUhQ-cX72-2vyn-uBF8Kj
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[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
ls /uc1
[root@web ~]# ls /uc1
dir1 dir2 dir3 file1 file2 file3 lost+found
镜像命令：lvconvert -m 1 /dev/vg1/lv1 /dev/sdd[12]
问题
[root@web ~]# lvcreate -n lv1 -L 2G vg1 -m 1 /dev/sdd[12]
Insufficient free space: 1026 extents needed, but only 1022 available
[root@web ~]# lvcreate -n lv1 -L 1.5G vg1 -m 1 /dev/sdd[12]
WARNING: ext4 signature detected on /dev/vg1/lv1_rmeta_0 at offset 1080. Wipe it? [y/n]:
[root@web ~]# vgreduce vg1 --removemissing --force
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
Wrote out consistent volume group vg1.
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创建逻辑卷命令
lvcreate -n lv8 -l50%free vg7
lvcreate -n lv7 -L 2G vg7
lvcreate -n lv9 -l50 vg7
记录
root@192.168.235.20's password:
┌────────────────────────────────────────────────────────────────────┐
│ • MobaXterm 20.0 • │
│ (SSH client, X-server and networking tools) │
│ │
│ ➤ SSH session to root@192.168.235.20 │
│ • SSH compression : ✘ │
│ • SSH-browser : ✔ │
│ • X11-forwarding : ✔ (remote display is forwarded through SSH) │
│ • DISPLAY : ✔ (automatically set on remote server) │
│ │
│ ➤ For more info, ctrl+click on help or visit our website │
└────────────────────────────────────────────────────────────────────┘
Last login: Sun Jul 20 19:38:40 2025 from 192.168.235.1
[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm /u1
├─sdd2 8:50 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm /u1
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
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[root@web ~]# df -h
文件系统 容量 已用 可用 已用% 挂载点
devtmpfs 470M 0 470M 0% /dev
tmpfs 487M 0 487M 0% /dev/shm
tmpfs 487M 27M 460M 6% /run
tmpfs 487M 0 487M 0% /sys/fs/cgroup
/dev/mapper/centos-root 17G 17G 636M 97% /
/dev/sda1 1014M 172M 843M 17% /boot
/dev/sdb2 976M 2.6M 907M 1% /u2
/dev/sr0 4.4G 4.4G 0 100% /mnt
tmpfs 98M 12K 98M 1% /run/user/42
/dev/mapper/vg1-lv1 976M 960M 0 100% /u1
tmpfs 98M 0 98M 0% /run/user/0
/dev/mapper/vg7-lv7 2.0G 6.0M 1.9G 1% /u7
/dev/mapper/vg_mysql-lv_mysql 7.8G 1.2G 6.2G 17% /usr/local/mysql
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[root@web ~]# resize2fs /dev/vg7/lv7
resize2fs 1.42.9 (28-Dec-2013)
Filesystem at /dev/vg7/lv7 is mounted on /u7; on-line resizing required
old_desc_blocks = 1, new_desc_blocks = 1
The filesystem on /dev/vg7/lv7 is now 549888 blocks long.
[root@web ~]# df -h
文件系统 容量 已用 可用 已用% 挂载点
devtmpfs 470M 0 470M 0% /dev
tmpfs 487M 0 487M 0% /dev/shm
tmpfs 487M 27M 460M 6% /run
tmpfs 487M 0 487M 0% /sys/fs/cgroup
/dev/mapper/centos-root 17G 17G 636M 97% /
/dev/sda1 1014M 172M 843M 17% /boot
/dev/sdb2 976M 2.6M 907M 1% /u2
/dev/sr0 4.4G 4.4G 0 100% /mnt
tmpfs 98M 12K 98M 1% /run/user/42
/dev/mapper/vg1-lv1 976M 960M 0 100% /u1
tmpfs 98M 0 98M 0% /run/user/0
/dev/mapper/vg7-lv7 2.1G 6.0M 2.0G 1% /u7
/dev/mapper/vg_mysql-lv_mysql 7.8G 1.2G 6.2G 17% /usr/local/mysql
[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd1 vg1 lvm2 a-- <2.00g <1.50g
/dev/sdd2 vg1 lvm2 a-- <2.00g <1.50g
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
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[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm /u1
├─sdd2 8:50 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm /u1
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
[root@web ~]# blkid /dev/sdd5
/dev/sdd5: UUID="Xgyibq-2Htg-V0fL-aTia-M6Uc-QMc9-tquW3f" TYPE="LVM2_member"
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[root@web ~]# blkif /dev/sdd6
bash: blkif: 未找到命令...
[root@web ~]# blkid /dev/sdd6
/dev/sdd6: UUID="4ef714ca-d5de-4f65-abc2-1e58eb25132b" TYPE="swap"
[root@web ~]# umount /u1
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[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm
├─sdd2 8:50 0 2G 0 part
│ └─vg1-lv1 253:6 0 1G 0 lvm
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
[root@web ~]# lvremove /dev/vg1/lv2
Failed to find logical volume "vg1/lv2"
[root@web ~]# lvremoce /dev/vg1/lv1
bash: lvremoce: 未找到命令...
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[root@web ~]# lvremove /dev/vg1/lv1
Do you really want to remove active logical volume vg1/lv1? [y/n]: y
Logical volume "lv1" successfully removed
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[root@web ~]# lvcreate -n lv1 -L 2G vg1 -m 1 /dev/sdd[12]/
Physical Volume "/dev/sdd[12]/" not found in Volume Group "vg1".
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[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
├─sdd2 8:50 0 2G 0 part
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
[root@web ~]# lvcreate -n lv1 -L 2G vg1 -m 1 /dev/sdd[12]
Insufficient free space: 1026 extents needed, but only 1022 available
[root@web ~]# vgs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
VG #PV #LV #SN Attr VSize VFree
centos 1 2 0 wz--n- <19.00g 0
vg01 4 3 0 wz--n- 3.98g 764.00m
vg1 2 0 0 wz--n- 3.99g 3.99g
vg2 2 0 0 wz-pn- 3.99g 3.99g
vg7 2 2 0 wz--n- 3.99g 708.00m
vg_mysql 5 1 0 wz--n- <8.86g 880.00m
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[root@web ~]# lvcreate -n lv1 -L 1.5G vg1 -m 1 /dev/sdd[12]
WARNING: ext4 signature detected on /dev/vg1/lv1_rmeta_0 at offset 1080. Wipe it? [y/n]: y
Wiping ext4 signature on /dev/vg1/lv1_rmeta_0.
Logical volume "lv1" created.
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[root@web ~]# lvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
root centos -wi-ao---- <17.00g
swap centos -wi-ao---- 2.00g
lv01 vg01 -wi-a----- <3.09g
lv02 vg01 -wi-a----- 120.00m
lv03 vg01 -wi-a----- 36.00m
lv1 vg1 rwi-a-r--- 1.50g 100.00
lv7 vg7 -wi-ao---- <2.10g
lv8 vg7 -wi-a----- 1.20g
lv_mysql vg_mysql -wi-ao---- 8.00g
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[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd1 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
[root@web ~]# pvs /dev/sdd[12]
PV VG Fmt Attr PSize PFree
/dev/sdd1 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
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[root@web ~]# mkfs.ext4 /dev/vg1/lv1
mke2fs 1.42.9 (28-Dec-2013)
文件系统标签=
OS type: Linux
块大小=4096 (log=2)
分块大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
98304 inodes, 393216 blocks
19660 blocks (5.00%) reserved for the super user
第一个数据块=0
Maximum filesystem blocks=402653184
12 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Allocating group tables: 完成
正在写入inode表: 完成
Creating journal (8192 blocks): 完成
Writing superblocks and filesystem accounting information: 完成
[root@web ~]# ls /u1
test
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[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
│ ├─vg1-lv1_rmeta_0 253:6 0 4M 0 lvm
│ │ └─vg1-lv1 253:12 0 1.5G 0 lvm
│ └─vg1-lv1_rimage_0 253:9 0 1.5G 0 lvm
│ └─vg1-lv1 253:12 0 1.5G 0 lvm
├─sdd2 8:50 0 2G 0 part
│ ├─vg1-lv1_rmeta_1 253:10 0 4M 0 lvm
│ │ └─vg1-lv1 253:12 0 1.5G 0 lvm
│ └─vg1-lv1_rimage_1 253:11 0 1.5G 0 lvm
│ └─vg1-lv1 253:12 0 1.5G 0 lvm
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
[root@web ~]# mkdir /uc1
[root@web ~]# mount /dev/vg1/lv1 /uc1
[root@web ~]# touch /uc1/file{1..3}
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[root@web ~]# mkdir /uc1/dir{1..3}
[root@web ~]# ls /uc1
dir1 dir2 dir3 file1 file2 file3 lost+found
[root@web ~]# dd if=/dev/zero of=/dev/sdd1 bs=1M count=100
记录了100+0 的读入
记录了100+0 的写出
104857600字节(105 MB)已复制，0.0730306 秒，1.4 GB/秒
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[root@web ~]# vgs
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
VG #PV #LV #SN Attr VSize VFree
centos 1 2 0 wz--n- <19.00g 0
vg01 4 3 0 wz--n- 3.98g 764.00m
vg1 2 1 0 wz-pn- 3.99g 1008.00m
vg2 2 0 0 wz-pn- 3.99g 3.99g
vg7 2 2 0 wz--n- 3.99g 708.00m
vg_mysql 5 1 0 wz--n- <8.86g 880.00m
[root@web ~]# pvs
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg1 lvm2 a-m <2.00g 504.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
[root@web ~]# vgreduce vg1 --removemissing --force
WARNING: Device for PV ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV not found or rejected by a filter.
Couldn't find device with uuid ZF85cE-hRgW-TiNQ-KwDo-ih46-oFyo-RIJvLV.
WARNING: Couldn't find all devices for LV vg1/lv1_rimage_0 while checking used and assumed devices.
WARNING: Couldn't find all devices for LV vg1/lv1_rmeta_0 while checking used and assumed devices.
Wrote out consistent volume group vg1.
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[root@web ~]# vgdisplay vg1
--- Volume group ---
VG Name vg1
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 7
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size <2.00 GiB
PE Size 4.00 MiB
Total PE 511
Alloc PE / Size 385 / 1.50 GiB
Free PE / Size 126 / 504.00 MiB
VG UUID Dhx6Be-otJt-d3F9-uUhQ-cX72-2vyn-uBF8Kj
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[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
[root@web ~]# ls /uc1
dir1 dir2 dir3 file1 file2 file3 lost+found
[root@web ~]# pvcreate /dev/sdd1
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
Physical volume "/dev/sdd1" successfully created.
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[root@web ~]# vgextend vg1 /dev/sdd1
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
Volume group "vg1" successfully extended
[root@web ~]# vgs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
VG #PV #LV #SN Attr VSize VFree
centos 1 2 0 wz--n- <19.00g 0
vg01 4 3 0 wz--n- 3.98g 764.00m
vg1 2 1 0 wz--n- 3.99g <2.49g
vg2 2 0 0 wz-pn- 3.99g 3.99g
vg7 2 2 0 wz--n- 3.99g 708.00m
vg_mysql 5 1 0 wz--n- <8.86g 880.00m
[root@web ~]# lvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
root centos -wi-ao---- <17.00g
swap centos -wi-ao---- 2.00g
lv01 vg01 -wi-a----- <3.09g
lv02 vg01 -wi-a----- 120.00m
lv03 vg01 -wi-a----- 36.00m
lv1 vg1 rwi-aor-r- 1.50g 100.00
lv7 vg7 -wi-ao---- <2.10g
lv8 vg7 -wi-a----- 1.20g
lv_mysql vg_mysql -wi-ao---- 8.00g
[root@web ~]# pvs
WARNING: Device for PV r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX not found or rejected by a filter.
Couldn't find device with uuid r1noGN-Dn5A-udh3-qROp-C2Tj-HSil-AMqIZX.
PV VG Fmt Attr PSize PFree
/dev/sda2 centos lvm2 a-- <19.00g 0
/dev/sdb5 vg01 lvm2 a-- 1020.00m 724.00m
/dev/sdb6 vg01 lvm2 a-- 1020.00m 0
/dev/sdb7 vg01 lvm2 a-- 1020.00m 40.00m
/dev/sdb8 vg01 lvm2 a-- 1020.00m 0
/dev/sdc1 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc2 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc5 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc6 vg_mysql lvm2 a-- <2.00g 0
/dev/sdc7 vg_mysql lvm2 a-- 896.00m 880.00m
/dev/sdd1 vg1 lvm2 a-- <2.00g <2.00g
/dev/sdd2 vg1 lvm2 a-- <2.00g 504.00m
/dev/sdd5 vg2 lvm2 a-- <2.00g <2.00g
/dev/sdd7 vg7 lvm2 a-- <2.00g 0
/dev/sdd8 vg7 lvm2 a-- <2.00g 708.00m
[unknown] vg2 lvm2 a-m <2.00g <2.00g
[root@web ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 20G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 19G 0 part
├─centos-root 253:0 0 17G 0 lvm /
└─centos-swap 253:1 0 2G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 1G 0 part
├─sdb2 8:18 0 1G 0 part /u2
├─sdb3 8:19 0 1G 0 part
├─sdb4 8:20 0 1K 0 part
├─sdb5 8:21 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb6 8:22 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
├─sdb7 8:23 0 1G 0 part
│ ├─vg01-lv01 253:3 0 3.1G 0 lvm
│ ├─vg01-lv02 253:4 0 120M 0 lvm
│ └─vg01-lv03 253:5 0 36M 0 lvm
├─sdb8 8:24 0 1G 0 part
│ └─vg01-lv01 253:3 0 3.1G 0 lvm
└─sdb9 8:25 0 900M 0 part
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc2 8:34 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc3 8:35 0 1K 0 part
├─sdc5 8:37 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
├─sdc6 8:38 0 2G 0 part
│ └─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
└─sdc7 8:39 0 900M 0 part
└─vg_mysql-lv_mysql 253:2 0 8G 0 lvm /usr/local/mysql
sdd 8:48 0 20G 0 disk
├─sdd1 8:49 0 2G 0 part
├─sdd2 8:50 0 2G 0 part
│ ├─vg1-lv1_rmeta_1 253:10 0 4M 0 lvm
│ │ └─vg1-lv1 253:12 0 1.5G 0 lvm /uc1
│ └─vg1-lv1_rimage_1 253:11 0 1.5G 0 lvm
│ └─vg1-lv1 253:12 0 1.5G 0 lvm /uc1
├─sdd3 8:51 0 2G 0 part
├─sdd4 8:52 0 512B 0 part
├─sdd5 8:53 0 2G 0 part
├─sdd6 8:54 0 2G 0 part [SWAP]
├─sdd7 8:55 0 2G 0 part
│ └─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─sdd8 8:56 0 2G 0 part
├─vg7-lv7 253:7 0 2.1G 0 lvm /u7
└─vg7-lv8 253:8 0 1.2G 0 lvm
sr0 11:0 1 4.4G 0 rom /mnt
vg1-lv1_rmeta_0 253:6 0 4M 0 lvm
└─vg1-lv1 253:12 0 1.5G 0 lvm /uc1
vg1-lv1_rimage_0 253:9 0 1.5G 0 lvm
└─vg1-lv1 253:12 0 1.5G 0 lvm /uc1
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