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linux:fs:zfs:raidz [2023/04/25 12:00] – created niziaklinux:fs:zfs:raidz [2023/05/02 12:53] (current) – niziak
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   * RAIDZ-3 A variation on RAID-5, triple parity. Requires at least 5 disks.    * RAIDZ-3 A variation on RAID-5, triple parity. Requires at least 5 disks. 
  
 +[[https://openzfs.github.io/openzfs-docs/Basic%20Concepts/RAIDZ.html#space-efficiency|Space efficiency]]
 +===== Adding more HDDs =====
  
 +Not possible now.
 +It is possible to extend space by adding similar vdev (raidz based)
 +
 +[[https://github.com/openzfs/zfs/discussions/12467|Expanding usable capacity on raidz pools by adding devices #12467]]
 +[[https://github.com/openzfs/zfs/pull/12225|RAIDZ Expansion feature #12225]]
 +
 +Check features:
 +<code bash>zpool get all backuppool</code>