LVM 删除

LVM 删除

• 1，LVM 删除
• 2，格式化磁盘
• 3，LVM 和盘删除
• • lv
  • vgs
  • pvs

1，LVM 删除

1. 删除逻辑卷LV

# lvsLV                                             VG                                        Attr       LSize  Pool Origin Data%  Meta%  Move Log Cpy%Sync Convertosd-block-dde657b7-88c6-4cc6-8e04-fae98b1f5472 ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398 -wi-a----- <7.28t

# lvdisplayLV Path                /dev/ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398/osd-block-dde657b7-88c6-4cc6-8e04-fae98b1f5472

# lvremove /dev/ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398/osd-block-dde657b7-88c6-4cc6-8e04-fae98b1f5472
Do you really want to remove and DISCARD active logical volume ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398/osd-block-dde657b7-88c6-4cc6-8e04-fae98b1f5472? [y/n]: yLogical volume "osd-block-dde657b7-88c6-4cc6-8e04-fae98b1f5472" successfully removed

2. 删除卷组VG

# pvsPV         VG                                        Fmt  Attr PSize  PFree/dev/sda   ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398 lvm2 a--  <7.28t    0

# vgremove ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398Volume group "ceph-03bdcf51-248a-4f09-a131-fcdc4a9a7398" successfully removed

3. 删除物理卷PV

# pvremove /dev/sdaLabels on physical volume "/dev/sda" successfully wiped.

2，格式化磁盘

mkfs.ext4 /dev/sda

3，LVM 和盘删除

lv

# lvs
LV                                             VG
lv01                                           lvm_01

# lvdisplay--- Logical volume ---LV Path                /dev/lvm_01/lv01

# lvremove /dev/lvm_01/lv01
Do you really want to remove and DISCARD active logical volume lvm_01/lv01? [y/n]: yLogical volume "lv01" successfully removed

vgs

# vgs
VG                                        #PV #LV
lvm_01                                      5   0

# vgremove lvm_01Volume group "lvm_01" successfully removed

pvs

# pvsPV           VG/dev/nvme2n1 lvm_01                                    lvm2 a--   <1.82t <1.82t/dev/nvme3n1 lvm_01                                    lvm2 a--   <1.82t <1.82t/dev/nvme4n1 lvm_01                                    lvm2 a--   <1.82t <1.82t/dev/nvme5n1 lvm_01                                    lvm2 a--   <1.82t <1.82t

# pvremove  /dev/nvme0n1Labels on physical volume "/dev/nvme0n1" successfully wiped.
# pvremove  /dev/nvme2n1Labels on physical volume "/dev/nvme2n1" successfully wiped.
# pvremove  /dev/nvme3n1Labels on physical volume "/dev/nvme3n1" successfully wiped.

参考：

1. Linux LVM逻辑卷配置过程详解（创建，增加，减少，删除，卸载）

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