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[[Filesystem_Properties]]
= Filesystem Properties

System administrators can set filesystem-wide properties to coordinate the
behavior of userspace XFS administration tools.  These properties are recorded
as extended attributes of the +ATTR_ROOT+ namesace that are set on the root
directory.

[options="header"]
|=====
| Property			| Description
| +xfs:autofsck+		| Online fsck background scanning behavior
|=====

*xfs:autofsck*::
This property controls the behavior of background online fsck.
Unrecognized values are treated as if the property was not set.
Check the +xfs_scrub+ manual page for more information.

.autofsck property values
[options="header"]
|=====
| Value				| Description
| +none+			| Do not perform background scans.
| +check+			| Only check metadata.
| +optimize+			| Check and optimize metadata.
| +repair+			| Check, repair, or optimize metadata.
|=====