1, partition type
(1) primary partition: You can only have up to four (primary partitions plus an extended partition, a total of four).
(2) extended partition: at most one, which is a primary partition. You can not store the data and format it must be subdivided into logical partitions to use.
(3) logical partitions: It is divided in the extended partition.
2, the partition device file name:
(1) The partition is divided into three primary partitions and an extended partition where:
(2) The partition is divided into a primary partition and an extended partition where:
3, the file system:
ext2 file system: partition and 2TB to 16TB maximum support files.
ext3 file system: Storage and ext2 same, adding functionality and optimized log of the hard disk head movement.
ext4 file system: Support 1EB (1EB = 1024PB = 1024 * 1024TB) partition and 16TB file,
ext4 most advanced.