Hitachi VSP G800 User Guide

The following workflow describes the Thin Image pair status changes:
1. You choose two volumes that are in SMPL status and are not in use as a
Thin Image pair.
2. You create a pair. If the primary volume has not previously been paired
with any secondary volume, the pair status changes to "COPY" at first,
and then to "PAIR" after the pair creation finishes.
• Creation of a Thin Image pair may be time consuming if you create a
pair immediately after deleting the last snapshot data for the primary
volume.
• If the pool threshold is exceeded when the Thin Image pair is in
"PAIR" status, the pair status changes to "PFUL."
• Thin Image pairs cannot be created when the pool threshold (warning
threshold when snapshot data is stored in a DP pool) is exceeded.
3. Snapshot data is stored when you split a pair in "PAIR" status. After
snapshot data is stored, the pair status is "PSUS." If the pool threshold is
38 Overview of Thin Image
Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series

Hitachi VSP G800 Specifications

General

Brand	Hitachi
Model	VSP G800
Category	Storage
Language	English