# zpool status
  pool: back01
 state: ONLINE
 scrub: none requested
config:

	NAME        STATE     READ WRITE CKSUM
	back01      ONLINE       0     0     0
	  raidz1    ONLINE       0     0     0
	    da0     ONLINE       0     0     0
	    da1     ONLINE       0     0     0
	    da2     ONLINE       0     0     0
	    da3     ONLINE       0     0     0
	    da4     ONLINE       0     0     0
	    da5     ONLINE       0     0     0
	    da6     ONLINE       0     0     0
	  raidz1    ONLINE       0     0     0
	    da8     ONLINE       0     0     0
	    da9     ONLINE       0     0     0
	    da10    ONLINE       0     0     0
	    da11    ONLINE       0     0     0
	    da12    ONLINE       0     0     0
	    da13    ONLINE       0     0     0
	    da14    ONLINE       0     0     0
	  raidz1    ONLINE       0     0     0
	    da16    ONLINE       0     0     0
	    da17    ONLINE       0     0     0
	    da18    ONLINE       0     0     0
	    da19    ONLINE       0     0     0
	    da20    ONLINE       0     0     0
	    da21    ONLINE       0     0     0
	    da22    ONLINE       0     0     0
	spares
	  da7       AVAIL   
	  da15      AVAIL   
	  da23      AVAIL   

errors: No known data errors