https://stackoverflow.com/questions/57302142/why-df-h-and-lsblk-show-different-sizes-of-my-one-and-only-xvda1 https://unix.stackexchange.com/questions/373063/auto-expand-last-partition-to-use-all-unallocated-space-using-parted-in-batch-m https://man7.org/linux/man-pages/man8/resize2fs.8.html