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block_alignment

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block_alignment [2014/05/22 10:20]
admin created
block_alignment [2014/05/22 10:20] (current)
admin
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 This is an area where you can still find a LOT of incorrect information out on the internet. Many people still believe that aligning to the erase block is a must for SSDs. However, this is not necessary. Simply aligning to a 4096KB block (or a multiple thereof) will give you the best performance. Many of the common partitioning tools will do this automatically. However, it is easy to check with /​usr/​bin/​blockdev:​ This is an area where you can still find a LOT of incorrect information out on the internet. Many people still believe that aligning to the erase block is a must for SSDs. However, this is not necessary. Simply aligning to a 4096KB block (or a multiple thereof) will give you the best performance. Many of the common partitioning tools will do this automatically. However, it is easy to check with /​usr/​bin/​blockdev:​
  
-  ​#blockdev --getalignoff /​dev/<​partition>​+  blockdev --getalignoff /​dev/<​partition>​
  
 If the returned value is "​0",​ the partition is aligned. If the returned value is "​0",​ the partition is aligned.
block_alignment.txt ยท Last modified: 2014/05/22 10:20 by admin