IBM DS8000 Copy Services: Updated for IBM DS8000 Release 9.1

Cascading FlashCopy

This chapter covers the concepts related to the IBM DS8000 Cascading FlashCopy.

This chapter includes the following topics:

•9.1, “Introduction” on page 60

•9.2, “Cascading FlashCopy concept and design” on page 61

•9.3, “Cascading FlashCopy and Fast Reverse Restore” on page 64

•9.4, “Thin provisioning considerations” on page 64

•9.5, “Design limitations” on page 67

9.1 Introduction

In today’s modern, complex application environments, the need to have multiple copies of data for the purpose of backup, testing, development, data ...