IBM XIV Storage System Architecture and Implementation

IBM XIV Storage System logical architecture and concepts

In this chapter, we elaborate on various underlying design and architectural concepts of the IBM XIV Storage System that was introduced in Chapter 1, “IBM XIV Gen3 Storage System overview” on page 1.

This chapter covers the following topics:

•2.1, “Architecture overview” on page 18

•2.2, “Parallelism” on page 21

•2.3, “Full storage virtualization” on page 24

•2.4, “Capacity allocation and thin provisioning” on page 34

•2.5, “Flash caching architecture” on page 40

•2.6, “Encryption for data ...