For example:
$ criu show stats-dump
Error (crtools.c:468): Unable to handle more than one command

$ ./criu show -f stats-dump
dump: {
	freezing_time: 626
	frozen_time: 24762
	memdump_time: 2696
	memwrite_time: 1007
	pages_scanned: 1108
	pages_skipped_parent: 0
	pages_written: 28
	irmap_resolve: 0
}
Reported-by: Thouraya TH <thouraya87@gmail.com>
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>