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MegaRAID 8480 manual User’S Guide, J u l y 2, MegaRAID Storage Adapter
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Specs
Summary of MegaRAID 8480 RAID Controller Characteristics
Install
Warranty
Configuration Scenario
Fault Tolerance
MegaRAID Battery Backup Unit User’s Guide on the
How to
Safety
Maximum Power Requirements
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USER’S
GUIDE
MegaRAID
®
8480
Storage Adapter
J u l y 2 0 0 7
®
IBM P/N: 42D8846
Page 2
Page 1
Image 1
Page 2
Contents
J u l y 2
USER’S GUIDE
MegaRAID Storage Adapter
This document contains copyrighted information of LSI Corporation
Audience
Preface
Organization
MegaRAID 8480 Device Driver Installation User’s Guide
Related Publications MegaRAID Battery Backup Unit User’s Guide
IBM Document Number 42D8847
IBM Document Number 42D8845
Revision History
Conventions
Note Notes contain supplementary information that can affect
system performance
IBM Customer Support
Safety Instructions
E-mail
Phone
When Working Inside Your Computer
viiiPreface
MegaRAID 8480 Hardware Installation
Contents
Chapter Overview
Chapter
xContents
MegaRAID 8480 Storage Adapter Characteristics
Chapter
Appendix A Glossary of Terms and Abbreviations
Contents
Figures
Copyright 2006-2007 by LSI Corporation. All rights reserved
xiiContents
Tables
Copyright 2006-2007 by LSI Corporation. All rights reserved
xivContents
1.1 Overview
Chapter Overview
Note You cannot mix SAS and SATA drives within the same virtual disks
MegaRAID Battery Backup Unit User’s Guide on the
1.3 General Description
1.2 MegaRAID 8480 RAID Controller Description
1.2.1 Controller Limitations
1.4 Configuration Scenario
Configuration Scenario
Figure 1.1 Example of LSI SAS Direct-Connect Application
SAS/SATA II Device SAS/SATA II Device SAS/SATA II Device
SAS/SATA II Device
Physical Drives Required for Each RAID Level
1.4.1 Number of Physical Disks Supported
Physical Drives Required for Each RAID Level Cont
1.5 Benefits of the SAS Interface
1.5.1 PCI Express Architecture
1.6 Summary of MegaRAID 8480 RAID Controller Characteristics
1.5.2 Operating System Support
1.6.2 SATA II Features
1.6.1 SAS Features
Complies with the PCI Express Specification, Revision 1.0a
1.6.4 Usability Features
1.6.3 PCI Express Performance
1.6.6 Drive Roaming
1.6.5 Flexibility Features
1.6.7 Drive Migration
Hardware Specifications
1.7 Hardware Specifications
1-13
See the Warranty and Support Information document for information
Specifications
1.8 Technical Support
MegaRAID 8480 Storage Adapter
2.1 Requirements
Chapter MegaRAID Hardware Installation
2.3 Detailed Installation
2.2 Quick Installation
MegaRAID 8480 Hardware Installation
A license agreement Warranty information
PCI Express Slot
Figure 2.1 Example of MegaRAID Board Installation in a
b. Use cables that meet the SAS specification
Figure 2.2 Internal SAS Cable for Connection to SAS and/or
2.4 SAS Device Cables
SATA II Physical Disks
SAS Device Cables
Figure 2.3 SATA II Connectors
Figure 2.5 shows how to connect the external SAS cable from the
Replacing a Failed Controller Containing Data in the LSIiTBBU02
2.5 Replacing a Failed Controller Containing Data in the LSIiTBBU02
2.6 After Installing the Storage Adapter
3.1 MegaRAID 8480 RAID Controller
Chapter MegaRAID 8480 Storage Adapter Characteristics
Figure 3.1 Card Layout for the MegaRAID 8480 RAID Controller
3.1.1 MegaRAID 8480 RAID Controller
Connector
MegaRAID 8480 RAID Controller - Connectors
Description
Type
3.3 Technical Specifications
3.2 MegaRAID 8480 Storage Adapter Characteristics
Table 3.2 MegaRAID 8480 Characteristics
Storage Adapter Specifications
3.3.1 Storage Adapter Specifications
3.3.3 Fault Tolerance
3.3.2 Array Performance Features
Array Performance Features
Fault Tolerance Features
3.3.6 Safety Characteristics
3.3.4 Electrical Characteristics
Maximum Power Requirements
3.3.5 Operating and Non-operating Conditions
Copyright 2006-2007 by LSI Corporation. All rights reserved
MegaRAID 8480 Storage Adapter Characteristics
configuration
BIOS
Appendix A Glossary of Terms and Abbreviations
active
host adapter
host
board
hot spare
RAID
peripheral devices
RAID levels
SATA
SAS device
stripe size
striping