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

	version [-j]

	create [-fnd] [-o property=value] ...
	    [-O file-system-property=value] ...
	    [-m mountpoint] [-R root] <pool> <vdev> ...
	destroy [-f] <pool>

	add [-afgLnP] [-o property=value] <pool> <vdev> ...
	remove [-npsw] <pool> <device> ...

	labelclear [-f] <vdev>

	checkpoint [-d [-w]] <pool> ...
	prefetch [-t <type>] <pool>

	list [-gHLpPv] [-o property[,...]] [-j [--json-int, --json-pool-key-guid]] ...
	    [-T d|u] [pool] [interval [count]]
	iostat [[[-c [script1,script2,...][-lq]]|[-rw]] [-T d | u] [-ghHLpPvy]
	    [[pool ...]|[pool vdev ...]|[vdev ...]] [[-n] interval [count]]
	status [-DdegiLPpstvx] [-c script1[,script2,...]] ...
	    [-j|--json [--json-flat-vdevs] [--json-int] [--json-pool-key-guid]] ...
	    [-T d|u] [--power] [pool] [interval [count]]

	online [--power][-e] <pool> <device> ...
	offline [--power]|[[-f][-t]] <pool> <device> ...
	clear [[--power]|[-nF]] <pool> [device]
	reopen [-n] <pool>

	attach [-fsw] [-o property=value] <pool> <vdev> <new-device>
	detach <pool> <device>
	replace [-fsw] [-o property=value] <pool> <device> [new-device]
	split [-gLnPl] [-R altroot] [-o mntopts]
	    [-o property=value] <pool> <newpool> [<device> ...]

	initialize [-c | -s | -u] [-w] <-a | <pool> [<device> ...]>
	resilver <pool> ...
	scrub [-e | -s | -p | -C | -E | -S] [-w] <-a | <pool> [<pool> ...]>
	trim [-dw] [-r <rate>] [-c | -s] <-a | <pool> [<device> ...]>

	import [-d dir] [-D]
	import [-o mntopts] [-o property=value] ...
	    [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] [-R root] [-F [-n]] -a
	import [-o mntopts] [-o property=value] ...
	    [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] [-R root] [-F [-n]]
	    [--rewind-to-checkpoint] <pool | id> [newpool]
	export [-af] <pool> ...
	upgrade
	upgrade -v
	upgrade [-V version] <-a | pool ...>
	reguid [-g guid] <pool>

	history [-il] [<pool>] ...
	events [-vHf [pool] | -c]

	get [-Hp] [-j [--json-int, --json-pool-key-guid]] ...
	    [-o "all" | field[,...]] <"all" | property[,...]> <pool> ...
	set <property=value> <pool>
	set <vdev_property=value> <pool> <vdev>
	sync [pool] ...

	wait [-Hp] [-T d|u] [-t <activity>[,...]] <pool> [interval]

	ddtprune -d|-p <amount> <pool>

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