This chapter provides a high-level functional overview of HyperSwap.
Note: For more information about the HyperSwap implementation and usage, see IBM HyperSwap and Multi-site HA/DR solution for IBM FlashSystem A9000 and A9000R, REDP-5434.
Some references to HyperSwap are also included in Chapter 4, “Remote mirroring” on page 65.
5.1 HyperSwap feature overview
The HyperSwap feature of IBM FlashSystem A9000 and A9000R, also referred to as transparent failover, delivers always-on, HA storage service for storage volumes in a production ...