# metastat d100
d100: Mirror
    Submirror 0: d110
      State: Needs maintenance 
    Submirror 1: d120
      State: Needs maintenance 
    Pass: 1
    Read option: roundrobin (default)
    Write option: parallel (default)
    Size: 35340000 blocks

d110: Submirror of d100
    State: Needs maintenance 
    Invoke: metareplace d100 c3t0d0s0 <new device>
    Size: 35340000 blocks
    Stripe 0:
        Device              Start Block  Dbase State        Hot Spare
        c3t0d0s0                   0     No    Maintenance  


d120: Submirror of d100
    State: Needs maintenance 
    Invoke: after replacing "Maintenance" components:
                metareplace d100 c3t8d0s0 <new device>
    Size: 35340000 blocks
    Stripe 0:
        Device              Start Block  Dbase State        Hot Spare
        c3t8d0s0                   0     No    Last Erred