U

unmounting

ZFS file systems

(example of), Unmounting ZFS File Systems

unsharing

ZFS file systems

example of, Unsharing ZFS File Systems

upgrading

ZFS storage pool

description, Upgrading ZFS Storage Pools

used property

description, Introducing ZFS Properties

detailed description, The used Property

usedbychildren property, description, Introducing ZFS Properties

usedbydataset property, description, Introducing ZFS Properties

usedbyrefreservation property, description, Introducing ZFS Properties

usedbysnapshots property, description, Introducing ZFS Properties

user properties of ZFS

(example of), ZFS User Properties

detailed description, ZFS User Properties