Resize Ubuntu VM Disk in Proxmox
1st step: Increase/resize disk from GUI console 2nd step: Extend physical drive partition and check free space with: sudo growpart /dev/sda 3 sudo pvdisplay sudo pvresize /dev/sda3 sudo pvdisplay 3rd step: Extend Logical volume sudo lvdisplay sudo lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv sudo lvdisplay 4th step: Resize Filesystem sudo resize2fs /dev/ubuntu-vg/ubuntu-lv sudo fdisk -l