Ubuntu使用未分割的硬碟區域

如果硬碟沒有分割區，可以用以下指令擴大硬碟區域:
https://unix.stackexchange.com/questions/643026/how-to-resize-a-disk-without-partition

# resize2fs /dev/[DISK_ID][PARTITION_NUMBER]
resize2fs /dev/sdc

https://tech.sars.tw/posts/gcp-linux-enlarge-disk-size/

https://www.tecmint.com/parted-command-create-linux-partitions/

https://godleon.github.io/blog/Linux/Linux-extend-lvm-from-unused-space/

LVM說明
https://linux.vbird.org/linux_basic_train/centos8/unit14.php