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94 DS6000 Series: Concepts and Architecture
Figure 6-3 Data Set FlashCopy
Multiple Relationship FlashCopy
Multiple Relationship FlashCopy allows a source to have FlashCopy relationships with
multiple targets simultaneously. A source volume or extent can be FlashCopied to up to 12
target volumes or target extents, as illustrated in Figure 6-4.
Figure 6-4 Multiple Relationship FlashCopy
Note: If a FlashCopy source volume has more than one target, that source volume can be
involved only in a single incremental FlashCopy relationship.
Dataset
Dataset
Volume level FlashCopy Dataset level FlashCopy
Source
Volume
Target
Volume
1
1’
2’
12’
Maximum 12 Target volumes
from 1 Source volume