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Difference between revisions of "Btrfs"
included example command
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=== Extend a volume === | === Extend a volume === | ||
This is very easy because btrfs incorporates a volume manager. You only have to look for a free device. You may use a partition like ''/dev/sdz4'' or you may use a raw device like ''/dev/sdz''. Then add this device to your existing volume with '''btrfs device add'''. You may need to do a '''balance''' afterwards to redistribute some chunks. | This is very easy because btrfs incorporates a volume manager. You only have to look for a free device. You may use a partition like ''/dev/sdz4'' or you may use a raw device like ''/dev/sdz''. Then add this device to your existing volume with '''btrfs device add'''. You may need to do a '''balance''' afterwards to redistribute some chunks. | ||
{{BoxWarning|Dont´t format the partition!|To add a device it should have NO filesystem on it. The btrfs volume manager will include the free storage of the device '''into the existing filesystem'''.}} | {{RootCmd|command=btrfs device add [/dev/sdz4] /}} | ||
{{BoxWarning|Dont´t format the partition!|To add a device it should have '''NO filesystem''' on it. The btrfs volume manager will include the free storage of the device '''into the existing filesystem'''.}} | |||
=== Move a volume (to another disk) === | === Move a volume (to another disk) === | ||