fdisk -l
看分区搜索会报错，比如： WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.所以这个sda就是gpt的。看gpt分区详细内容可用parted，如：parted /dev/sda
WARNING: GPT (GUID Partition Table) detected on ‘/dev/sda’! The util fdisk doesn’t support GPT