usage: zfs command args ...
where 'command' is one of the following:

	version [-j]

	create [-Pnpuv] [-o property=value] ... <filesystem>
	create [-Pnpsv] [-b blocksize] [-o property=value] ... -V <size> <volume>
	destroy [-fnpRrv] <filesystem|volume>
	destroy [-dnpRrv] <filesystem|volume>@<snap>[%<snap>][,...]
	destroy <filesystem|volume>#<bookmark>

	snapshot [-r] [-o property=value] ... <filesystem|volume>@<snap> ...
	rollback [-rRf] <snapshot>
	clone [-pu] [-o property=value] ... <snapshot> <filesystem|volume>
	promote <clone-filesystem>
	rename [-f] <filesystem|volume|snapshot> <filesystem|volume|snapshot>
	rename -p [-f] <filesystem|volume> <filesystem|volume>
	rename -u [-f] <filesystem> <filesystem>
	rename -r <snapshot> <snapshot>
	bookmark <snapshot|bookmark> <newbookmark>
	diff [-FHth] <snapshot> [snapshot|filesystem]

	list [-Hp] [-j [--json-int]] [-r|-d max] [-o property[,...]] [-s property]...
	    [-S property]... [-t type[,...]] [filesystem|volume|snapshot] ...

	set [-u] <property=value> ... <filesystem|volume|snapshot> ...
	get [-rHp] [-j [--json-int]] [-d max] [-o "all" | field[,...]]
	    [-t type[,...]] [-s source[,...]]
	    <"all" | property[,...]> [filesystem|volume|snapshot|bookmark] ...
	inherit [-rS] <property> <filesystem|volume|snapshot> ...
	upgrade [-v]
	upgrade [-r] [-V version] <-a | filesystem ...>

	userspace [-Hinp] [-o field[,...]] [-s field] ...
	    [-S field] ... [-t type[,...]] <filesystem|snapshot|path>
	groupspace [-Hinp] [-o field[,...]] [-s field] ...
	    [-S field] ... [-t type[,...]] <filesystem|snapshot|path>
	projectspace [-Hp] [-o field[,...]] [-s field] ...
	    [-S field] ... <filesystem|snapshot|path>

	project [-d|-r] <directory|file ...>
	project -c [-0] [-d|-r] [-p id] <directory|file ...>
	project -C [-k] [-r] <directory ...>
	project [-p id] [-r] [-s] <directory ...>

	mount [-j]
	mount [-flvO] [-o opts] <-a|-R filesystem|filesystem>
	unmount [-fu] <-a | filesystem|mountpoint>
	share [-l] <-a [nfs|smb] | filesystem>
	unshare <-a [nfs|smb] | filesystem|mountpoint>

	send [-DLPbcehnpsVvw] [-i|-I snapshot]
	     [-R [-X dataset[,dataset]...]]     <snapshot>
	send [-DnVvPLecw] [-i snapshot|bookmark] <filesystem|volume|snapshot>
	send [-DnPpVvLec] [-i bookmark|snapshot] --redact <bookmark> <snapshot>
	send [-nVvPe] -t <receive_resume_token>
	send [-PnVv] --saved filesystem
	receive [-vMnsFhu] [-o <property>=<value>] ... [-x <property>] ...
	    <filesystem|volume|snapshot>
	receive [-vMnsFhu] [-o <property>=<value>] ... [-x <property>] ...
	    [-d | -e] <filesystem>
	receive -A <filesystem|volume>
	redact <snapshot> <bookmark> <redaction_snapshot> ...

	allow <filesystem|volume>
	allow [-ldug] <"everyone"|user|group>[,...] <perm|@setname>[,...]
	    <filesystem|volume>
	allow [-ld] -e <perm|@setname>[,...] <filesystem|volume>
	allow -c <perm|@setname>[,...] <filesystem|volume>
	allow -s @setname <perm|@setname>[,...] <filesystem|volume>
	unallow [-rldug] <"everyone"|user|group>[,...]
	    [<perm|@setname>[,...]] <filesystem|volume>
	unallow [-rld] -e [<perm|@setname>[,...]] <filesystem|volume>
	unallow [-r] -c [<perm|@setname>[,...]] <filesystem|volume>
	unallow [-r] -s @setname [<perm|@setname>[,...]] <filesystem|volume>

	hold [-r] <tag> <snapshot> ...
	holds [-rHp] <snapshot> ...
	release [-r] <tag> <snapshot> ...

	load-key [-rn] [-L <keylocation>] <-a | filesystem|volume>
	unload-key [-r] <-a | filesystem|volume>
	change-key [-l] [-o keyformat=<value>]
	    [-o keylocation=<value>] [-o pbkdf2iters=<value>]
	    <filesystem|volume>
	change-key -i [-l] <filesystem|volume>

	program [-jn] [-t <instruction limit>] [-m <memory limit (b)>]
	    <pool> <program file> [lua args...]
	rewrite [-Prvx] [-o <offset>] [-l <length>] <directory|file ...>
	wait [-t <activity>] <filesystem>

	zone <nsfile> <filesystem>
	unzone <nsfile> <filesystem>

Each dataset is of the form: pool/[dataset/]*dataset[@name]

For the property list, run: zfs set|get

For the delegated permission list, run: zfs allow|unallow

For further help on a command or topic, run: zfs help [<topic>]