IBM FlashSystem A9000 and A9000R Business Continuity Solutions

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Business Continuity functions

This chapter presents a high-level description of the business continuity functions available for IBM FlashSystem A9000 and A9000R.

The following concepts are described:

•Mirroring

•Hyperswap

•Multi-site HA/DR

•Migration

•Hyper-Scale Mobility

1.1 Mirroring

Mirroring creates a second set of consistent data at a secondary site, that can be used when there are problems with the production volumes. It can also be used for other purposes such as testing and backup on the secondary site using snapshots of consistent data. ...

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