Figure 2-15 example of the shadowimage operation – Hitachi MK-96RD626-07 User Manual

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About Universal Volume Manager Operations

2-35

Hitachi Universal Storage Platform V/VM Universal Volume Manager User’s Guide

Mapping

Local Storage System

External Storage System

ShadowImage

P-VOL

Copying data in the P-VOL that is an internal volume of the
local storage system to the S-VOL that is a mapped external
volume.

ShadowImage

S-VOL

: Internal volume

: Internal volume where the external volume is mapped

: External volume

Legend

: Data copy direction

Figure 2-15

Example of the ShadowImage Operation

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