IBM PowerHA SystemMirror for i: Using IBM Storwize (Volume 3 of 4)

Planning

This chapter describes critical planning steps that are required to implement an IBM PowerHA SystemMirror for i solution in an IBM Storwize family environment. Before implementing such a solution, theses items should be considered:

•Sizing the backup system

•Synchronous and asynchronous mirroring considerations

•Thin provisioning

•Compression

The following topics are described in this chapter:

•2.1, “Sizing the backup system” on page 22

•2.2, “Synchronous or asynchronous mirror” on page 22

•2.3, “Thin provisioning” on page 30

•2.4, “Compression” ...