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Text File  |  2008-10-16  |  2.5 KB  |  67 lines
  1. vol_id - probe filesystem and read label and uuid
  2.  
  3. vol_id will only return with a non-zero exit code if the string asked for,
  4. is not empty. All trailing whitespace will be removed, spaces replaced by
  5. underscore and slashes ignored.
  6. Unmangled values are available in the --export mode as hex-encoded strings
  7. in *_ENC= keys.
  8.  
  9.   $ extras/volume_id/vol_id --export /dev/sda6
  10.   ID_FS_USAGE=filesystem
  11.   ID_FS_TYPE=ext3
  12.   ID_FS_VERSION=1.0
  13.   ID_FS_UUID=3e999973-00c9-4917-9442-b7633bd95b9e
  14.   ID_FS_UUID_ENC=3e999973-00c9-4917-9442-b7633bd95b9e
  15.   ID_FS_LABEL=devel
  16.   ID_FS_LABEL_ENC=devel
  17.  
  18.   $ extras/volume_id/vol_id --label /dev/sda6
  19.   devel
  20.  
  21.   $ extras/volume_id/vol_id --type /dev/sda6
  22.   ext3
  23.  
  24.  
  25. fstype                 probe  label  uuid  version
  26. --------------------------------------------------
  27. linux swap             *      *      *     *
  28. btrfs                  *      *      *     -
  29. ext                    *      *      *     *
  30. reiserfs jr/3.5/3.6/4  *      *      *     *
  31. fat (12, 16, 32)       *      *      *     *
  32. ntfs                   *      *      *     *
  33. jfs                    *      *      *     -
  34. xfs                    *      *      *     -
  35. hfs (plus, wrapped)    *      *      *     -
  36. udf                    *      *      -     -
  37. iso9660                *      *      -     -
  38. ufs                    *      -      -     -
  39. cramfs                 *      *      -     -
  40. sysv                   *      *      -     *
  41. luks                   *      -      *     -
  42. hpfs                   *      *      -     -
  43. romfs                  *      *      -     -
  44. squashfs               *      -      -     -
  45. minix                  *      -      -     *
  46. ocfs (1, 2)            *      *      *     *
  47. vxfs                   *      -      -     *
  48. nss (netware)          *      -      *     *
  49. gfs, gfs2              *      *      *     -
  50. oracleasm              *      *      -     -
  51.  
  52. Raid members are detected to prevent the probing for a filesystem
  53. -----------------------------------------------------------------
  54. linux raid (md)        *      *      *     *
  55. LVM 1                  *      -      -     -
  56. LVM 2                  *      -      -     *
  57. ddf                    *      -      *     *
  58. highpoint              *      -      -     -
  59. isw_raid               *      -      -     -
  60. lsi_raid               *      -      -     -
  61. nvidia_raid            *      -      -     -
  62. promise_raid           *      -      -     -
  63. silicon_raid           *      -      -     -
  64. via_raid               *      -      -     -
  65. jmicron                *      -      -     -
  66. adaptec                *      -      -     -
  67.