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equilibrium# gmirror list
Geom name: os
State: COMPLETE
Components: 2
Balance: round-robin
Slice: 4096
Flags: NONE
GenID: 1
SyncID: 5
ID: 653370967
Providers:
1. Name: mirror/os
   Mediasize: 18399999488 (17G)
   Sectorsize: 512
   Mode: r6w6e7
Consumers:
1. Name: da0
   Mediasize: 18400000000 (17G)
   Sectorsize: 512
   Mode: r1w1e1
   State: ACTIVE
   Priority: 0
   Flags: DIRTY
   GenID: 1
   SyncID: 5
   ID: 3723974544
2. Name: da1
   Mediasize: 18400000000 (17G)
   Sectorsize: 512
   Mode: r1w1e1
   State: ACTIVE
   Priority: 0
   Flags: DIRTY
   GenID: 1
   SyncID: 5
   ID: 3042051749