[Bug 991366] Re: df shows up different usage in 12_04 and 11_04

[C de-Avillez]

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** Tags added: precise

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Title:
  df shows up different usage in 12_04 and 11_04

Status in “coreutils” package in Ubuntu:
  New

Bug description:
   df -h reports  differently on 12_04 compared to the same partition
  mount on 11_04 ; Is this pertaining to the  kernel? or issue with
  Filesystem ext4?

  sudo du -ah *
  16K	lost+found 
  (No other hidden files)
  --------------------------
  Release:	12.04
  Codename:	precise
  3.2.0-24-generic

  /dev/sda3        21G  430M   20G   3% /media/MAIL

  /dev/sda3 on /media/MAIL type ext4 (rw,nosuid,nodev,uhelper=udisks)

  /dev/sda3       482367690   524474054    21053182+  83  Linux

  tune2fs 1.42 (29-Nov-2011)
  Filesystem volume name:   MAIL
  Last mounted on:          <not available>
  Filesystem UUID:          55358805-38de-4235-94d2-ddcfcab603b0
  Filesystem magic number:  0xEF53
  Filesystem revision #:    1 (dynamic)
  Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
  Filesystem flags:         signed_directory_hash 
  Default mount options:    user_xattr acl
  Filesystem state:         clean
  Errors behavior:          Continue
  Filesystem OS type:       Linux
  Inode count:              1316336
  Block count:              5263295
  Reserved block count:     0
  Free blocks:              5136653
  Free inodes:              1316325
  First block:              0
  Block size:               4096
  Fragment size:            4096
  Reserved GDT blocks:      1022
  Blocks per group:         32768
  Fragments per group:      32768
  Inodes per group:         8176
  Inode blocks per group:   511
  Flex block group size:    16
  Filesystem created:       Sat Apr 28 12:46:26 2012
  Last mount time:          Mon Apr 30 23:29:38 2012
  Last write time:          Mon Apr 30 23:29:38 2012
  Mount count:              5
  Maximum mount count:      -1
  Last checked:             Sat Apr 28 12:46:26 2012
  Check interval:           0 (<none>)
  Lifetime writes:          454 MB
  Reserved blocks uid:      0 (user root)
  Reserved blocks gid:      0 (group root)
  First inode:              11
  Inode size:	          256
  Required extra isize:     28
  Desired extra isize:      28
  Journal inode:            8
  Default directory hash:   half_md4
  Directory Hash Seed:      a927b10d-b933-418a-bfac-89bf263a4b64
  Journal backup:           inode blocks

  ----------------

  Release:	11.04
  Codename:	natty
  2.6.38-14-generic

  /dev/sda3              20G  172M   20G   1% /media/MAIL

  /dev/sda3 on /media/MAIL type ext4 (rw,nosuid,nodev,uhelper=udisks)

  /dev/sda3           30027       32647    21053182+  83  Linux

  tune2fs 1.41.14 (22-Dec-2010)
  Filesystem volume name:   MAIL
  Last mounted on:          <not available>
  Filesystem UUID:          55358805-38de-4235-94d2-ddcfcab603b0
  Filesystem magic number:  0xEF53
  Filesystem revision #:    1 (dynamic)
  Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
  Filesystem flags:         signed_directory_hash 
  Default mount options:    user_xattr acl
  Filesystem state:         clean
  Errors behavior:          Continue
  Filesystem OS type:       Linux
  Inode count:              1316336
  Block count:              5263295
  Reserved block count:     0
  Free blocks:              5136653
  Free inodes:              1316325
  First block:              0
  Block size:               4096
  Fragment size:            4096
  Reserved GDT blocks:      1022
  Blocks per group:         32768
  Fragments per group:      32768
  Inodes per group:         8176
  Inode blocks per group:   511
  Flex block group size:    16
  Filesystem created:       Sat Apr 28 12:46:26 2012
  Last mount time:          Mon Apr 30 23:44:57 2012
  Last write time:          Mon Apr 30 23:44:57 2012
  Mount count:              6
  Maximum mount count:      -1
  Last checked:             Sat Apr 28 12:46:26 2012
  Check interval:           0 (<none>)
  Lifetime writes:          454 MB
  Reserved blocks uid:      0 (user root)
  Reserved blocks gid:      0 (group root)
  First inode:              11
  Inode size:	          256
  Required extra isize:     28
  Desired extra isize:      28
  Journal inode:            8
  Default directory hash:   half_md4
  Directory Hash Seed:      a927b10d-b933-418a-bfac-89bf263a4b64
  Journal backup:           inode blocks

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