A SERVICE OF

logo

12 Split mirror concepts
In this chapter
This chapter introduces the split mirror backup concept and discusses the
configurations that are supported by HP.
It is organized as follows:
Overview on page 243
Supported configurations on page 269
Overview
Modern high availability (HA) storage configurations introduce new demands on
backup concepts. The configuration consists of one of numerous variations of single
or multiple mirror structures.
The usual approach is to use one replica (mirror copy) for the backup task, while the
source volumes still serve the application. See Figure 78 on page 266.
Concepts guide 265