[UBUNTU] increase disk space - fourslickz/notes GitHub Wiki
root@netsys:~# lvm
lvm> lvextend -l +100%FREE /dev/mapper/ubuntu--vg-ubuntu--lv
Size of logical volume ubuntu-vg/ubuntu-lv changed from <19.00 GiB (4863 extents) to <38.00 GiB (9727 extents).
Logical volume ubuntu-vg/ubuntu-lv successfully resized.
lvm> exit
Exiting.
root@netsys:~# resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv
resize2fs 1.45.5 (07-Jan-2020)
Filesystem at /dev/mapper/ubuntu--vg-ubuntu--lv is mounted on /; on-line resizing required
old_desc_blocks = 3, new_desc_blocks = 5
The filesystem on /dev/mapper/ubuntu--vg-ubuntu--lv is now 9960448 (4k) blocks long.
root@netsys:~# df -h
Filesystem Size Used Avail Use% Mounted on
udev 3.8G 0 3.8G 0% /dev
tmpfs 780M 1.1M 779M 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv 38G 18G 18G 51% /
tmpfs 3.9G 0 3.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
/dev/sda2 2.0G 207M 1.6G 12% /boot
/dev/loop1 64M 64M 0 100% /snap/core20/1828
/dev/loop2 50M 50M 0 100% /snap/snapd/17950
/dev/loop0 64M 64M 0 100% /snap/core20/1822
/dev/loop3 50M 50M 0 100% /snap/snapd/18357
/dev/loop4 92M 92M 0 100% /snap/lxd/24061
/dev/loop5 68M 68M 0 100% /snap/lxd/22753
tmpfs 780M 0 780M 0% /run/user/1000
root@netsys:~#