Chapter 6 Optional Functions
6.2 Backup (Advanced Copy)
Up to maximum number of SnapOPC+ copy session generations can be set for a single copy source area
when seven or less multiple copy sessions are already set.
Figure 6.8 Multiple copy (including SnapOPC+)
Copy destination 1
Copy destination 3
Copy destination 4
Copy destination (SnapOPC+ generation data)
Note that when the Consistency mode is used, a multiple copy from a single copy source area to two or
more copy destination areas in a single copy destination storage system cannot be performed. A multiple
copy from a single copy source area to different copy destination storage systems can be performed.
Figure 6.9 Multiple copy (using the Consistency mode)
ETERNUS DX Disk storage system
Copy source
ETERNUS DX Disk storage system
destination 2
Copy source
ETERNUS DX Disk storage system
REC (Consistency)
Copy destination 1
REC (Consistency)
Copy destination 2
ETERNUS DX Disk storage system
REC (Consistency)
Copy destination 3
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
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ETERNUS DX Disk storage system
Copy
Copy destination 5
Copy destination 6
ETERNUS DX Disk storage system
Copy destination 7
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