What does disk label mean?












0















What does the concept of disk label mean?



Does it mean the same as partition table type (MBR, GPT, loop, etc)? (as I suspected from the following output of parted)



Or does it mean a name given to a disk?



Thanks.



$ sudo parted -l
Model: ATA TOSHIBA MQ01ABF0 (scsi)
Disk /dev/sda: 500GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:

Number Start End Size File system Name Flags
1 1049kB 538MB 537MB fat32 EFI System Partition boot, esp
2 538MB 500GB 500GB lvm


Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/lubuntu--vg-swap: 4295MB
Sector size (logical/physical): 512B/512B
Partition Table: loop
Disk Flags:

Number Start End Size File system Flags
1 0.00B 4295MB 4295MB linux-swap(v1)


Error: /dev/mapper/lubuntu--vg-home: unrecognised disk label
Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/lubuntu--vg-home: 444GB
Sector size (logical/physical): 512B/512B
Partition Table: unknown
Disk Flags:

Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/lubuntu--vg-root: 51.5GB
Sector size (logical/physical): 512B/512B
Partition Table: loop
Disk Flags:

Number Start End Size File system Flags
1 0.00B 51.5GB 51.5GB ext4









share|improve this question



























    0















    What does the concept of disk label mean?



    Does it mean the same as partition table type (MBR, GPT, loop, etc)? (as I suspected from the following output of parted)



    Or does it mean a name given to a disk?



    Thanks.



    $ sudo parted -l
    Model: ATA TOSHIBA MQ01ABF0 (scsi)
    Disk /dev/sda: 500GB
    Sector size (logical/physical): 512B/512B
    Partition Table: gpt
    Disk Flags:

    Number Start End Size File system Name Flags
    1 1049kB 538MB 537MB fat32 EFI System Partition boot, esp
    2 538MB 500GB 500GB lvm


    Model: Linux device-mapper (linear) (dm)
    Disk /dev/mapper/lubuntu--vg-swap: 4295MB
    Sector size (logical/physical): 512B/512B
    Partition Table: loop
    Disk Flags:

    Number Start End Size File system Flags
    1 0.00B 4295MB 4295MB linux-swap(v1)


    Error: /dev/mapper/lubuntu--vg-home: unrecognised disk label
    Model: Linux device-mapper (linear) (dm)
    Disk /dev/mapper/lubuntu--vg-home: 444GB
    Sector size (logical/physical): 512B/512B
    Partition Table: unknown
    Disk Flags:

    Model: Linux device-mapper (linear) (dm)
    Disk /dev/mapper/lubuntu--vg-root: 51.5GB
    Sector size (logical/physical): 512B/512B
    Partition Table: loop
    Disk Flags:

    Number Start End Size File system Flags
    1 0.00B 51.5GB 51.5GB ext4









    share|improve this question

























      0












      0








      0








      What does the concept of disk label mean?



      Does it mean the same as partition table type (MBR, GPT, loop, etc)? (as I suspected from the following output of parted)



      Or does it mean a name given to a disk?



      Thanks.



      $ sudo parted -l
      Model: ATA TOSHIBA MQ01ABF0 (scsi)
      Disk /dev/sda: 500GB
      Sector size (logical/physical): 512B/512B
      Partition Table: gpt
      Disk Flags:

      Number Start End Size File system Name Flags
      1 1049kB 538MB 537MB fat32 EFI System Partition boot, esp
      2 538MB 500GB 500GB lvm


      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-swap: 4295MB
      Sector size (logical/physical): 512B/512B
      Partition Table: loop
      Disk Flags:

      Number Start End Size File system Flags
      1 0.00B 4295MB 4295MB linux-swap(v1)


      Error: /dev/mapper/lubuntu--vg-home: unrecognised disk label
      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-home: 444GB
      Sector size (logical/physical): 512B/512B
      Partition Table: unknown
      Disk Flags:

      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-root: 51.5GB
      Sector size (logical/physical): 512B/512B
      Partition Table: loop
      Disk Flags:

      Number Start End Size File system Flags
      1 0.00B 51.5GB 51.5GB ext4









      share|improve this question














      What does the concept of disk label mean?



      Does it mean the same as partition table type (MBR, GPT, loop, etc)? (as I suspected from the following output of parted)



      Or does it mean a name given to a disk?



      Thanks.



      $ sudo parted -l
      Model: ATA TOSHIBA MQ01ABF0 (scsi)
      Disk /dev/sda: 500GB
      Sector size (logical/physical): 512B/512B
      Partition Table: gpt
      Disk Flags:

      Number Start End Size File system Name Flags
      1 1049kB 538MB 537MB fat32 EFI System Partition boot, esp
      2 538MB 500GB 500GB lvm


      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-swap: 4295MB
      Sector size (logical/physical): 512B/512B
      Partition Table: loop
      Disk Flags:

      Number Start End Size File system Flags
      1 0.00B 4295MB 4295MB linux-swap(v1)


      Error: /dev/mapper/lubuntu--vg-home: unrecognised disk label
      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-home: 444GB
      Sector size (logical/physical): 512B/512B
      Partition Table: unknown
      Disk Flags:

      Model: Linux device-mapper (linear) (dm)
      Disk /dev/mapper/lubuntu--vg-root: 51.5GB
      Sector size (logical/physical): 512B/512B
      Partition Table: loop
      Disk Flags:

      Number Start End Size File system Flags
      1 0.00B 51.5GB 51.5GB ext4






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      asked 10 mins ago









      TimTim

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