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Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

zfs-diff.8 (3515B)

    

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  21. .\" Copyright (c) 2009 Sun Microsystems, Inc. All Rights Reserved.
  22. .\" Copyright 2011 Joshua M. Clulow <josh@sysmgr.org>
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  24. .\" Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
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  32. .Dd March 16, 2022
  33. .Dt ZFS-DIFF 8
  34. .Os
  35. .
  36. .Sh NAME
  37. .Nm zfs-diff
  38. .Nd show difference between ZFS snapshots
  39. .Sh SYNOPSIS
  40. .Nm zfs
  41. .Cm diff
  42. .Op Fl FHth
  43. .Ar snapshot Ar snapshot Ns | Ns Ar filesystem
  44. .
  45. .Sh DESCRIPTION
  46. Display the difference between a snapshot of a given filesystem and another
  47. snapshot of that filesystem from a later time or the current contents of the
  48. filesystem.
  49. The first column is a character indicating the type of change, the other columns
  50. indicate pathname, new pathname
  51. .Pq in case of rename ,
  52. change in link count, and optionally file type and/or change time.
  53. The types of change are:
  54. .Bl -tag -compact -offset Ds -width "M"
  55. .It Sy -
  56. The path has been removed
  57. .It Sy +
  58. The path has been created
  59. .It Sy M
  60. The path has been modified
  61. .It Sy R
  62. The path has been renamed
  63. .El
  64. .Bl -tag -width "-F"
  65. .It Fl F
  66. Display an indication of the type of file, in a manner similar to the
  67. .Fl F
  68. option of
  69. .Xr ls 1 .
  70. .Bl -tag -compact -offset 2n -width "B"
  71. .It Sy B
  72. Block device
  73. .It Sy C
  74. Character device
  75. .It Sy /
  76. Directory
  77. .It Sy >
  78. Door
  79. .It Sy |\&
  80. Named pipe
  81. .It Sy @
  82. Symbolic link
  83. .It Sy P
  84. Event port
  85. .It Sy =
  86. Socket
  87. .It Sy F
  88. Regular file
  89. .El
  90. .It Fl H
  91. Give more parsable tab-separated output, without header lines and without
  92. arrows.
  93. .It Fl t
  94. Display the path's inode change time as the first column of output.
  95. .It Fl h
  96. Do not
  97. .Sy \e0 Ns Ar ooo Ns -escape
  98. non-ASCII paths.
  99. .El
  100. .
  101. .Sh EXAMPLES
  102. .\" These are, respectively, examples 22 from zfs.8
  103. .\" Make sure to update them bidirectionally
  104. .Ss Example 1 : No Showing the differences between a snapshot and a ZFS Dataset
  105. The following example shows how to see what has changed between a prior
  106. snapshot of a ZFS dataset and its current state.
  107. The
  108. .Fl F
  109. option is used to indicate type information for the files affected.
  110. .Bd -literal -compact -offset Ds
  111. .No # Nm zfs Cm diff Fl F Ar tank/test@before tank/test
  112. M       /       /tank/test/
  113. M       F       /tank/test/linked      (+1)
  114. R       F       /tank/test/oldname -> /tank/test/newname
  115. -       F       /tank/test/deleted
  116. +       F       /tank/test/created
  117. M       F       /tank/test/modified
  118. .Ed
  119. .
  120. .Sh SEE ALSO
  121. .Xr zfs-snapshot 8