Cobra Forum

Linux => New to Ubuntu => Topic started by: mahesh on Sep 21, 2023, 06:58 AM

Title: Need help with extending the root drive size on Ubuntu 20.04
Post by: mahesh on Sep 21, 2023, 06:58 AM
I have an ubuntu VM Spun up and we extended the disk size from 50GB to 500 GB. My root drive is showing the size as 27GB. I want to extend it to 400 GB . I tried vgextend that shows the max size as 50GB. How can I extend the entire 500GB under SDA3 to ubuntu--vg-ubuntu--lv

root@pd-dx-sy-soc:~# df -h
Filesystem Size Used Avail Use% Mounted on
udev 7.8G 0 7.8G 0% /dev
tmpfs 1.6G 1.2M 1.6G 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv 27G 13G 13G 51% /
tmpfs 7.9G 0 7.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup
/dev/loop2 62M 62M 0 100% /snap/core20/1270
/dev/loop0 62M 62M 0 100% /snap/core20/1242
/dev/loop1 56M 56M 0 100% /snap/core18/2246
/dev/sda2 976M 213M 697M 24% /boot
/dev/loop4 68M 68M 0 100% /snap/lxd/21835
/dev/loop3 56M 56M 0 100% /snap/core18/2253
/dev/loop5 43M 43M 0 100% /snap/snapd/14066
/dev/loop6 44M 44M 0 100% /snap/snapd/14295
/dev/loop7 68M 68M 0 100% /snap/lxd/21803
tmpfs 1.6G 8.0K 1.6G 1% /run/user/115
tmpfs 1.6G 0 1.6G 0% /run/user/0
root@pd-dx-sy-soc:~#

root@pd-dx-sy-soc:~# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
fd0 2:0 1 4K 0 disk
loop0 7:0 0 61.9M 1 loop /snap/core20/1242
loop1 7:1 0 55.5M 1 loop /snap/core18/2246
loop2 7:2 0 61.9M 1 loop /snap/core20/1270
loop3 7:3 0 55.5M 1 loop /snap/core18/2253
loop4 7:4 0 67.2M 1 loop /snap/lxd/21835
loop5 7:5 0 42.2M 1 loop /snap/snapd/14066
loop6 7:6 0 43.3M 1 loop /snap/snapd/14295
loop7 7:7 0 67.2M 1 loop /snap/lxd/21803
sda 8:0 0 501G 0 disk
├─sda1 8:1 0 1M 0 part
├─sda2 8:2 0 1G 0 part /boot
└─sda3 8:3 0 500G 0 part
└─ubuntu--vg-ubuntu--lv 253:0 0 27G 0 lvm /