IBM i 7.1 Technical Overview with Technology Refresh Updates

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High availability

This chapter covers the following high availability (HA)-related enhancements of IBM i:

•PowerHA SystemMirror for i

•Journaling and commitment control enhancements

5.1 PowerHA SystemMirror for i

This section describes the following enhancements included with PowerHA SystemMirror for i, which is the strategic IBM high availability product for IBM i:

•New PowerHA packaging

•PowerHA versions

•PowerHA SystemMirror for i enhancements

•PowerHA SystemMirror for i: Graphical interfaces

•Asynchronous geographic mirroring

•LUN level switching ...

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