HP 273914-B21 - Smart Array 6404/256 RAID Controller Technology Brief page 2

Recovering data from battery-backed cache .................................................................................. 19
Selection criteria for battery-backed cache .................................................................................... 19
Types of batteries ....................................................................................................................... 19
Battery replacement .................................................................................................................... 20
Alternatives to battery replacement ............................................................................................... 20
Flash-backed write cache ................................................................................................................ 20
FBWC architecture ..................................................................................................................... 21
FBWC cache ............................................................................................................................. 22
Super-capacitor.......................................................................................................................... 22
Capturing data during power loss ................................................................................................ 22
Recovering data from the flash-backed cache ................................................................................ 23
Entry level RAID solutions ................................................................................................................ 23
Software RAID ........................................................................................................................... 23
Zero Memory RAID..................................................................................................................... 23
Storage support and pathway redundancy ........................................................................................... 24
Solid state drives............................................................................................................................ 24
Native Command Queuing ............................................................................................................. 24
Dual Domain support...................................................................................................................... 24
Tape device support ....................................................................................................................... 25
Smart Array Advanced Pack ............................................................................................................... 25
Storage management ......................................................................................................................... 26
Array Configuration Utility .............................................................................................................. 27
Option ROM Configuration for Arrays.............................................................................................. 27
CPQONLIN................................................................................................................................... 27
HP Systems Insight Manager ........................................................................................................... 27
Performance monitoring .............................................................................................................. 28
Fault prediction .......................................................................................................................... 28
Array Diagnostics Utility.................................................................................................................. 28
Summary .......................................................................................................................................... 28
Appendix A: Capacity growth technologies .......................................................................................... 29
Array expansion ............................................................................................................................ 29
Logical drive creation ..................................................................................................................... 30
Logical drive extension ................................................................................................................... 31
For more information.......................................................................................................................... 32
Call to action .................................................................................................................................... 32