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zpool-upgrade.8 (3616B)

    

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  21. .\" Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
  22. .\" Copyright (c) 2012, 2018 by Delphix. All rights reserved.
  23. .\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved.
  24. .\" Copyright (c) 2017 Datto Inc.
  25. .\" Copyright (c) 2018 George Melikov. All Rights Reserved.
  26. .\" Copyright 2017 Nexenta Systems, Inc.
  27. .\" Copyright (c) 2017 Open-E, Inc. All Rights Reserved.
  28. .\" Copyright (c) 2021, Colm Buckley <colm@tuatha.org>
  29. .\"
  30. .Dd March 16, 2022
  31. .Dt ZPOOL-UPGRADE 8
  32. .Os
  33. .
  34. .Sh NAME
  35. .Nm zpool-upgrade
  36. .Nd manage version and feature flags of ZFS storage pools
  37. .Sh SYNOPSIS
  38. .Nm zpool
  39. .Cm upgrade
  40. .Nm zpool
  41. .Cm upgrade
  42. .Fl v
  43. .Nm zpool
  44. .Cm upgrade
  45. .Op Fl V Ar version
  46. .Fl a Ns | Ns Ar pool Ns …
  47. .
  48. .Sh DESCRIPTION
  49. .Bl -tag -width Ds
  50. .It Xo
  51. .Nm zpool
  52. .Cm upgrade
  53. .Xc
  54. Displays pools which do not have all supported features enabled and pools
  55. formatted using a legacy ZFS version number.
  56. These pools can continue to be used, but some features may not be available.
  57. Use
  58. .Nm zpool Cm upgrade Fl a
  59. to enable all features on all pools (subject to the
  60. .Fl o Sy compatibility
  61. property).
  62. .It Xo
  63. .Nm zpool
  64. .Cm upgrade
  65. .Fl v
  66. .Xc
  67. Displays legacy ZFS versions supported by the this version of ZFS.
  68. See
  69. .Xr zpool-features 7
  70. for a description of feature flags features supported by this version of ZFS.
  71. .It Xo
  72. .Nm zpool
  73. .Cm upgrade
  74. .Op Fl V Ar version
  75. .Fl a Ns | Ns Ar pool Ns …
  76. .Xc
  77. Enables all supported features on the given pool.
  78. .Pp
  79. If the pool has specified compatibility feature sets using the
  80. .Fl o Sy compatibility
  81. property, only the features present in all requested compatibility sets will be
  82. enabled.
  83. If this property is set to
  84. .Ar legacy
  85. then no upgrade will take place.
  86. .Pp
  87. Once this is done, the pool will no longer be accessible on systems that do not
  88. support feature flags.
  89. See
  90. .Xr zpool-features 7
  91. for details on compatibility with systems that support feature flags, but do not
  92. support all features enabled on the pool.
  93. .Bl -tag -width Ds
  94. .It Fl a
  95. Enables all supported features (from specified compatibility sets, if any) on
  96. all
  97. pools.
  98. .It Fl V Ar version
  99. Upgrade to the specified legacy version.
  100. If specified, no features will be enabled on the pool.
  101. This option can only be used to increase the version number up to the last
  102. supported legacy version number.
  103. .El
  104. .El
  105. .
  106. .Sh EXAMPLES
  107. .\" These are, respectively, examples 10 from zpool.8
  108. .\" Make sure to update them bidirectionally
  109. .Ss Example 1 : No Upgrading All ZFS Storage Pools to the Current Version
  110. The following command upgrades all ZFS Storage pools to the current version of
  111. the software:
  112. .Bd -literal -compact -offset Ds
  113. .No # Nm zpool Cm upgrade Fl a
  114. This system is currently running ZFS version 2.
  115. .Ed
  116. .
  117. .Sh SEE ALSO
  118. .Xr zpool-features 7 ,
  119. .Xr zpoolconcepts 7 ,
  120. .Xr zpoolprops 7 ,
  121. .Xr zpool-history 8