Installation guide

APPENDIX

Technical Specications

Adapter Architecture

• 800 MHz PowerPC RAID-on-Chip for RAID core and SAS

microcode

• Up to 4GB DDR2-800 registered SDRAM on one DIMM socket

with ECC protection using x8 or x16 devices

• NVRAM for RAID event log & transaction log

• Write-through or write-back cache support

• Redundant ash image for adapter availability

• Real time clock support

• Battery Backup Module ready (Option)

• Management port seamless take-over

RAID Features

• RAID level 0, 1, 1E, 3, 5, 6, 10, 30, 50, 60, Single Disk or JBOD

• Multiple RAID selection

• Online array roaming

• Ofine RAID set

• Online RAID level/stripe size migration

• Online capacity expansion and RAID level migration simultane-

ously

• Online volume set growth

• Support global hot spare and dedicated hot spare

• Instant availability and background initialization

• Automatic drive insertion/removal detection and rebuilding

• Greater than 2TB per volume set (64-bit LBA support)

• Greater than 2TB per disk drive

• Disk scrubbing/array verify scheduling for automatic repair of

all congured RAID sets

• Login record in the event log with IP address and service (http,

telnet and serial)

• Support intelligent power management to save energy and ex-

tend service life

• Support NTP protocol to synchronize RAID controller clock over

the on-board LAN port

• Redundant controller operation with active/active and failover/

failback function

• Dual-active RAID controller with cache mirroring through dedi-

cated high speed bus