Difference between revisions of "Btrfs Maintenance"

warning
(Read Rate Degradation possible)
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On rotational disks fragmentation may become a problem in some rare use cases. Then you can defragment your btrfs.
On rotational disks fragmentation may become a problem in some rare use cases. Then you can defragment your btrfs.


===== de-fragmentation (not recommended) =====
===== Defragmentation (not recommended) =====
This is NOT the same as defragmentation in older windows filesystems. Btrfs does NOT need defragmentation as normal maintenance. Do this only, if you can measure a huge loss of read-performance because a specific file/database is fragmented!
This is NOT the same as defragmentation in older Windows file systems. Btrfs does NOT require defragmentation as normal maintenance. Only do this if you can measure a huge read performance loss because a specific file/database is fragmented!
* Only defragment these specific files.
{{BoxDanger|Defragment only these specific files|Defragmenting an entire Btrfs volume does not increase its speed, it just wears out the device}}
 
You have been warned !
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=See Also=
=See Also=
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