使用lv* 相关的命令
lvdisplay
lvscan
ACTIVE '/dev/ubuntu-vg/ubuntu-lv' [<74.00 GiB] inherit
lvextend -l +100%free /dev/mapper/ubuntu--vg-ubuntu--lv
其中/dev/mapper/ubuntu--vg-ubuntu--lv是df -h查询到
Size of logical volume ubuntu-vg/ubuntu-lv changed from <74.00 GiB (18943 extents) to <148.00 GiB (37887 extents).
Logical volume ubuntu-vg/ubuntu-lv successfully resized.
针对 ext4
resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv
标签:mapper,逻辑,vg,--,dev,lv,ubuntu,磁盘 From: https://www.cnblogs.com/zhangyy3/p/17147146.html