Figure 51 Targets For The Multi-Copy Function; Figure 52 Multi-Copy - Fujitsu ETERNUS DX100 S4 Design Manual

2. Basic Functions
Backup (Advanced Copy)
●
Multi-Copy
Multiple copy destinations can be set for a single copy source area to obtain multiple backups.
In the multi-copy shown in
target for the multi-copy function.
When copy sessions 1 and 2 are EC/REC, updates to area A in the copy source (update 1) are copied
to both copy destination 1 and copy destination 2.
Updates to areas other than A in the copy source (update 2) are copied only to copy destination 2.

Figure 51 Targets for the Multi-Copy Function

Copy source
Update 1
A
Update 2
Up to eight OPC, QuickOPC, SnapOPC, EC, or REC sessions can be set for a multi-copy.

Figure 52 Multi-Copy

ETERNUS DX/AF
Copy
destination 1
Copy Copy source
destination 3
Copy
destination 4
Fujitsu Storage ETERNUS DX100 S4/DX200 S4, ETERNUS DX100 S3/DX200 S3 Hybrid Storage Systems Design Guide (Basic)
Figure 51, the entire range that is copied for copy session 1 will be the
Copy destination 1
Copy session 1
Copy destination 2
Copy session 2
ETERNUS DX/AF
Copy
Copy
destination 2
destination 6
Copy
destination 7
ETERNUS DX/AF
Copy Copy
destination 5 destination 8
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