RHEL CentOS Debian Ubuntu управление логическими LVM томами
Для уменьшения размера логического тома используется команда lvreduce
# lvreduce -l -2 group1/lvm_1
WARNING: Reducing active logical volume to 504.00 MiB
THIS MAY DESTROY YOUR DATA (filesystem etc.)
Do you really want to reduce lvm_1? [y/n]: yes
Reducing logical volume lvm_1 to 504.00 MiB
Logical volume lvm_1 successfully resized
Просмотр логического тома
# lvdisplay
--- Logical volume ---
LV Name /dev/group1/lvm_1
VG Name group1
LV UUID 9H4vue-PwYk-0rCG-EGds-0vbk-FOui-xM61Hl
LV Write Access read/write
LV Status available
# open 0
LV Size 504.00 MiB
Current LE 126
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:2
Увеличение размера логического тома /dev/group1/lvm_1
# lvextend -L 1.2G /dev/group1/lvm_1
Rounding up size to full physical extent 1.20 GiB
Extending logical volume lvm_1 to 1.20 GiB
Logical volume lvm_1 successfully resized
Переименование логического тома
# lvrename /dev/group1/lvm_1 /dev/group1/lvm1
Renamed "lvm_1" to "lvm1" in volume group "group1"
Удаление логического тома:
# lvremove /dev/group1/lvm1
Do you really want to remove active logical volume lvm1? [y/n]: yes
Logical volume "lvm1" successfully removed