「lvm2」

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安装的可执行程序

dmsetup
is a low level logical volume management tool.

fsadm
is a utility used to resize or check filesystem on a device.

lvmconf
is a script that modifies the locking configuration in the LVM2 configuration file.

子命令

lvm
provides the command-line tools for LVM2. Commands are implemented via sympolic links to this program to manage physical devices (pv*), volume groups (vg*) and logical volumes (lv*).

lvmconfig

物理卷(PV – Physical Volume)

查看PV及相关信息

pvdisplay 显示物理卷的各种属性;
pvscan 显示所有的物理卷;
pvs 显示物理卷的信息;
pvck 检查物理卷的一致性;

修改

pvresize
pvchange

删除

pvremove

创建

pvcreate
pvmove

VG

vgcfgbackup
vgcfgrestore
vgchange
vgck
vgcreate
vgconvert
vgdisplay
vgexport
vgextend
vgimport
vgimportclone
is used to import a duplicated VG (e.g. hardware snapshot).

vgmerge
vgmknodes
vgreduce
vgremove
vgrename
vgs
vgscan
vgsplit

LV

lvcreate
lvchange
lvconvert
lvdisplay
lvextend
lvreduce
lvremove
lvrename
lvresize
lvs
lvscan

LVM

lvm-fullreport
lvm-lvpoll
lvm2-activation-generator

blkdeactivate
is a utility to deactivate block device.

lvmdump
is a tool used to dump various information concerning LVM2.

DAEMON

dmeventd
(optional) is the Device Mapper event daemon.

lvmetad
(optional) is the LVM metadata daemon.

lvmpolld
lvmlockd
lvmlockctl
clvmd
cmirrord
lvmdbusd

参考文献