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zfs:pools:add_a_cache_drive_to_a_pool

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zfs:pools:add_a_cache_drive_to_a_pool [2021/10/13 11:21] – created peterzfs:pools:add_a_cache_drive_to_a_pool [2021/10/13 22:17] (current) peter
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 ====== ZFS - Pools - Add a Cache Drive to a Pool ====== ====== ZFS - Pools - Add a Cache Drive to a Pool ======
  
-Cache devices provide an additional layer of caching between main memory and disk.+Cache drives add a layer of caching between RAM and the main storage drives.
  
 +  * Typically, a faster SSD should be used for caching.
   * They are especially useful to improve random-read performance of mainly static data.   * They are especially useful to improve random-read performance of mainly static data.
  
 ---- ----
  
-===== Add a cache drive to a pool =====+===== Add a Cache Drive to a Pool =====
  
 <code bash> <code bash>
-sudo zpool add mypool cache /dev/sdh -f+sudo zpool add testpool cache /dev/sdh -f
 </code> </code>
  
  
zfs/pools/add_a_cache_drive_to_a_pool.1634124068.txt.gz · Last modified: 2021/10/13 11:21 by peter

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