db@desktop:/storage/incoming> gmirror list
Geom name: gm0
State: COMPLETE
Components: 2
Balance: round-robin
Slice: 4096
Flags: NONE
GenID: 0
SyncID: 1
ID: 1142206895
Providers:
1. Name: mirror/gm0
   Mediasize: 320072932864 (298G)
   Sectorsize: 512
   Mode: r1w1e3
Consumers:
1. Name: ad4
   Mediasize: 320072933376 (298G)
   Sectorsize: 512
   Mode: r1w1e1
   State: ACTIVE
   Priority: 0
   Flags: NONE
   GenID: 0
   SyncID: 1
   ID: 1931013571
2. Name: ad6
   Mediasize: 320072933376 (298G)
   Sectorsize: 512
   Mode: r1w1e1
   State: ACTIVE
   Priority: 0
   Flags: NONE
   GenID: 0
   SyncID: 1
   ID: 1000177705

db@desktop:/storage/incoming>