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Difference between revisions of "Btrfs"
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{{BoxSuccess|Tip: move a volume|There is an easy and secure way to move a volume to another disk/device. If you use Btrfs itself to move the volume, there will be no danger. You even can do this while the volume is in use. [[Btrfs#move_a_volume|See how to in "tips"]]}} | {{BoxSuccess|Tip: move a volume|There is an easy and secure way to move a volume to another disk/device. If you use Btrfs itself to move the volume, there will be no danger. You even can do this while the volume is in use. [[Btrfs#move_a_volume|See how to in "tips"]]}} | ||
== | == Subvolume [https://btrfs.readthedocs.io/en/latest/Subvolumes.html ⇒] == | ||
A subvolume is an | A subvolume is an independent mountable POSIX file-tree and '''not a block device'''. It is the part of a volume that will be '''mounted writeable''' into your Linux system. If you dont´t care about snapshots, and you don´t care about backups, it would be possible to use only one subvolume for everything. But then you would not be able to use the powers of Btrfs. ''Lets assume you do care.'' | ||
All subvolumes share the space of the Btrfs volume. You may create subvolumes at will. (You may think of subvolumes as sort of "dynamic partitions" inside a Btrfs volume) | All subvolumes share the space of the Btrfs volume. You may create subvolumes at will. (You may think of subvolumes as sort of "dynamic partitions" inside a Btrfs volume) | ||