parted /dev/sda --script mkpart primary $(parted /dev/sda print | grep lvm | awk '{print $3}') 100%
pvcreate /dev/sda3
vgextend cl /dev/sda3
lvextend /dev/cl/root /dev/sda3
xfs_growfs /dev/cl/root

Bu kodu sunucuda Ssh girip
1. nano extend.sh
2. Kodları yapıştır ve CRTL+X Y yada H
3. ./extend.sh