btrfs-quota(8)
==============

NAME
----
btrfs-quota - control the quota of a btrfs filesystem

SYNOPSIS
--------
'btrfs quota' <subcommand> <args>

DESCRIPTION
-----------
'btrfs quota' is used to enable/disable or rescan subvolume quota of a btrfs
filesystem.

For setting quota or other quota operations on a btrfs filesystem, please see
`btrfs-qgroup`(8) for details.

WARNING: Quota and qgroup in btrfs filesystem is not stable and impacts
performance in mainline kernel yet(v3.14 so far).

SUBCOMMAND
----------
'enable' <path>::
Enable subvolume quota support for a filesystem.


'disable' <path>::
Disable subvolume quota support for a filesystem.

'rescan' [-s] <path>::
Trash all qgroup numbers and scan the metadata again with the current config.
+
`Options`
+
-s::::
show status of a running rescan operation.
-w::::
wait for rescan operation to finish(can be already in progress).

EXIT STATUS
-----------
'btrfs quota' returns a zero exist status if it succeeds. Non zero is
returned in case of failure.

AVAILABILITY
------------
'btrfs' is part of btrfs-progs. Btrfs filesystem is currently under heavy
development,
and not suitable for any uses other than benchmarking and review.
Please refer to the btrfs wiki http://btrfs.wiki.kernel.org for
further details.

SEE ALSO
--------
`mkfs.btrfs`(8),
`btrfs-subvolume`(8),
`btrfs-qgroup`(8)