Logic MegaRAID Express User's Guide

MegaRAID Express500 Hardware Guide
iv
Table of Contents,
Continued
4 Features ................................................. 27
Hardware Requirements ................................................. 28
Configuration Features ...................................................28
Hardware Architecture Features ..................................... 29
Array Performance Features ...........................................29
RAID Management Features .......................................... 30
Fault Tolerance Features.................................................30
Software Utilities............................................................ 31
Operating System Software Drivers................................31
MegaRAID Express 500 Specifications ......................... 32
PCI Bridge/CPU ............................................................. 32
Cache Memory................................................................33
MegaRAID BIOS ........................................................... 33
Onboard Speaker ............................................................ 33
Serial Port ....................................................................... 33
SCSI Bus ........................................................................ 34
SCSI Connectors............................................................. 34
SCSI Termination ........................................................... 34
SCSI Firmware ............................................................... 34
RAID Management......................................................... 35
Fault-Tolerance Features ................................................35
Compatibility .................................................................. 36
Summary......................................................................... 36
5 Configuring MegaRAID Express 500 ... 37
Configuring SCSI Physical Drives.................................. 37
Current Configuration..................................................... 38
Logical Drive Configuration........................................... 38
Physical Device Layout ..................................................40
Configuring Arrays ......................................................... 42
Configuration Strategies ................................................. 43
Assigning RAID Levels.................................................. 45
Configuring Logical Drives ............................................ 45
Optimizing Data Storage ................................................ 46
Planning the Array Configuration................................... 46
Array Configuration Planner........................................... 47