# zpool list -v
NAME         SIZE  ALLOC   FREE  EXPANDSZ   FRAG    CAP  DEDUP  HEALTH  ALTROOT
zones        888G   168G   720G         -    21%    18%  1.00x  ONLINE  -
  mirror     444G  90.6G   353G         -    23%    20%
    c1t2d0      -      -      -         -      -      -
    c1t3d0      -      -      -         -      -      -
  mirror     444G  77.5G   366G         -    19%    17%
    c1t0d0      -      -      -         -      -      -
    c1t1d0      -      -      -         -      -      -