IBM Advanced SerialRAID Adapters SA33-3285-02 User Manual page 227

RAID-10 Array with Unsynchronized Data
Figure 40 shows a RAID–10 array whose halves have been reconnected.
System 1
SSA Adapter
Figure 40. Reconnecting an Unsynchronized Array
Each half of the array contains different data, but no indication is given to which data is
valid. Under these conditions, the array is in the Offline state, and both systems
generate SRN 48760.
Split Array Resolution Split Array Resolution
= Primary
?
0011 1110
1010 0000
Primary 1
?
1110 0001
1111 0100
Primary 2
= Primary
1111 0000
0000 0001
Secondary 1
0001 0101
0101 1110
Secondary 2
Chapter 8. Split-Site Management
System 2
SSA Adapter
207