Oh, my Xserve (dual2GHz G5, MacOS 10.3.8 Server) has three disks, two of them are configured as RAID1. Now RAID is degrated, but diskutil shows both disks "OK".
How can I tell which one of drives is the "good" one and how can I make RAID back online without losing data?
Diskutil:
Name: RAID
Unique ID: RAID75cc18d8b85a11d898b3000d939bcd06
Type: Mirror
Status: Degraded
Device Node: disk3
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# Device Node Status
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0 disk0 OK
1 disk2 OK
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