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Diffstat (limited to 'Documentation/btrfs-quota.asciidoc')
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diff --git a/Documentation/btrfs-quota.asciidoc b/Documentation/btrfs-quota.asciidoc new file mode 100644 index 00000000..00e09c61 --- /dev/null +++ b/Documentation/btrfs-quota.asciidoc @@ -0,0 +1,56 @@ +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 +---------- +*disable* <path>:: +Disable subvolume quota support for a filesystem. + +*enable* <path>:: +Enable 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 exit status if it succeeds. Non zero is +returned in case of failure. + +AVAILABILITY +------------ +*btrfs* is part of btrfs-progs. +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) |