Linux disk partition (9)

Basics partition:

  Mode: mbr partition:

      1, supports up to four primary partitions

      2, the system can only be installed main branch

      3, extended partition should occupy a primary partition

      4, MBR only support a maximum 2TB, but has the best compatibility

     gtp Subdivision:

      1, supports an unlimited number of primary partitions (operating system but may limit, such as the windows up to 128 partitions)

      2, the maximum support of large-capacity 18EB (EB = 1024PB, PB = 1024TB)

      3, window7 64 after position support gtp

  under windows disk partition:

   

  Linux partition:

    1, regardless of the number of partitions for Linux, which points to a directory to use, in the final analysis it is only one root directory, a separate and unique file structure, Linux each partition is used to make up part of the file system

    2, Linux uses the processing method called "load", and its entire file system contains a set of files and directories, and a partition and a directory link. Then you want to load a partition will make storage space available under a directory

    3, a schematic diagram

    

    Disk Description:

      1) Linux IDE hard disk divided and SCSI hard drives, SCSI hard disks are now largely bits

      2) For the IDE hard disk drive identifier bits "hdx ~", "hd" indicates the type of device where the partition, referred to herein as IDE hard disk. "X" is the tray number (a substantially disc, b is dependent substantially dish, c is the secondary master disc, d is a secondary slave disk), "~" represents the partition, the first four partitions represented by the numbers 1-4, which are primary or extended partition, beginning from the logical partition 5.

      3) The SCSI hard disk, the identifier is "sdx ~"

      

 

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Origin www.cnblogs.com/az4215/p/11410316.html