metastat reports submirror in maintenance
# metastat -s prd-dg
prd-dg/d350: Mirror
Submirror 0: prd-dg/d351
State: Needs maintenance
Submirror 1: prd-dg/d352
State: Okay
Pass: 1
Read option: roundrobin (default)
Write option: parallel (default)
Size: 125813760 blocks (59 GB)
prd-dg/d351: Submirror of prd-dg/d350
State: Needs maintenance
Invoke: metareplace prd-dg/d350 d67s0 <new device>
Size: 125813760 blocks (59 GB)
Stripe 0:
Device Start Block Dbase State Reloc Hot Spare
d67s0 0 No Maintenance No
prd-dg/d352: Submirror of wckprd-dg/d350
State: Okay
Size: 125813760 blocks (59 GB)
Stripe 0:
Device Start Block Dbase State Reloc Hot Spare
d115s0 0 No Okay No
Device Relocation Information:
Device Reloc Device ID
d115 No -
d67 No -
Checked disk out (its a LUN) and there are no problems with the disk in question.