LSI MegaRAID SCSI 320-1 RAID Controller Series 520 Manuel d'utilisateur

®MegaRAID® SCSI 320-1RAID ControllerHARDWAREGUIDESeptember 2002

xPrefaceCopyright © 2002 by LSI Logic Corporation. All rights reserved.Device typeLogical drive number/Drive numberManufacturer/Model numberFirmware

A-4 SCSI Cables and Connectors Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.1.3 Converting Internal Wide to Internal Non-Wide (Ty

68-Pin High-Density SCSI Internal Connector A-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.1.4 Converting Internal Wide to Inte

A-6 SCSI Cables and Connectors Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.2 SCSI Cable and Connector VendorsTable A.1 lists SC

High-Density 68-Pin Connector Pinout for SE SCSI A-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.3 High-Density 68-Pin Connector

A-8 SCSI Cables and Connectors Copyright © 2002 by LSI Logic Corporation. All rights reserved.The following applies to the high-density SCSI connecto

68-Pin Connector Pinout for LVD SCSI A-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.4 68-Pin Connector Pinout for LVD SCSITable

A-10 SCSI Cables and Connectors Copyright © 2002 by LSI Logic Corporation. All rights reserved.Note: The conductor number refers to the conductor po

MegaRAID SCSI 320-1 Hardware Guide B-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Appendix BAudible WarningsThe MegaRAID SCSI 320

B-2 Audible Warnings Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide C-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Appendix CGlossaryArray A grouping of individua

Preface xiCopyright © 2002 by LSI Logic Corporation. All rights reserved.Device typeLogical drive number/Drive numberManufacturer/Model numberFirmwar

C-2 Glossary Copyright © 2002 by LSI Logic Corporation. All rights reserved.Channel An electrical path for the transfer of data and control informati

C-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.provides high I/O performance at low cost, but provides lowers data reliability th

C-4 Glossary Copyright © 2002 by LSI Logic Corporation. All rights reserved.Host Computer Any computer to which disks are directly attached. Mainfra

C-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Mbyte (Megabyte) An abbreviation for 1,000,000 (10 to the sixth power) bytes. One

C-6 Glossary Copyright © 2002 by LSI Logic Corporation. All rights reserved.RAID Redundant Array of Independent Disks. A data storage method in which

C-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Redundancy The provision of multiple interchangeable components to perform a singl

C-8 Glossary Copyright © 2002 by LSI Logic Corporation. All rights reserved.Service Provider The Service Provider (SP) is a program that resides in t

C-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Ultra320 A subset of Ultra3 SCSI that allows a maximum throughput of 320 Mbytes/s,

C-10 Glossary Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide IX-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. IndexNumerics160M and Wide SCSI 4-168-pin conn

xii PrefaceCopyright © 2002 by LSI Logic Corporation. All rights reserved.Device typeLogical drive number/Drive numberManufacturer/Model numberFirmwa

IX-2 Index Copyright © 2002 by LSI Logic Corporation. All rights reserved.HHardware Installation 6-1High-density 68-pin SCSI connector pinout A-7High

Index IX-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Connecting 6-13SCSI cables and connectors A-1SCSI channel C-7SCSI Connecto

IX-4 Index Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 1-1Copyright © 2002 by LSI Logic Corporation. All rights reserved.LSI Logic ConfidentialCustomer FeedbackWe would a

LSI Logic Confidential1-2 Customer FeedbackCopyright © 2002 by LSI Logic Corporation. All rights reserved.Reader’s CommentsFax your comments to: LSI L

MegaRAID SCSI 320-1 Hardware Guide xiiiCopyright © 2002 by LSI Logic Corporation. All rights reserved. ContentsChapter 1Overview1.1 Features 1-21.2 SC

xiv ContentsCopyright © 2002 by LSI Logic Corporation. All rights reserved.2.3.6 Disk Mirroring 2-62.3.7 Disk Spanning 2-72.3.8 Parity 2-82.3.9 Hot S

Contents xvCopyright © 2002 by LSI Logic Corporation. All rights reserved.4.9.7 SCSI Termination 4-84.9.8 SCSI Firmware 4-94.10 RAID Management 4-94.

xvi ContentsCopyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.4 Step 4: Set Termination 6-66.2.5 Step 5: Install MegaRAID SCSI 320-1

Contents xviiCopyright © 2002 by LSI Logic Corporation. All rights reserved.IndexCustomer Feedback

xviii ContentsCopyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 1-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 1OverviewThis chapter provides an overv

iiCopyright © 2002 by LSI Logic Corporation. All rights reserved.This document contains proprietary information of LSI Logic Corporation. The informa

1-2 Overview Copyright © 2002 by LSI Logic Corporation. All rights reserved.1.1 FeaturesMegaRAID SCSI 320-1 features include:· A high-performance inp

Single-Ended and Differential SCSI Buses 1-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.1.5 Single-Ended and Differential SCSI Bu

1-4 Overview Copyright © 2002 by LSI Logic Corporation. All rights reserved.1.7 SCSI Bus Widths and Maximum ThroughputTable 1.2 lists the SCSI bus wi

Documentation 1-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.1.8.3 MegaRAID Operating System Driver Installation Guide This manua

1-6 Overview Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 2-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 2Introduction to RAIDThis chapter intro

2-2 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.2.1.2 Increased Reliability The electromechanical components

RAID Overview 2-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.2.2.2 SCSI-to-SCSI External RAIDA SCSI-to-SCSI external RAID product

2-4 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.· A combination of any two of the above conditions2.3.3 Consi

RAID Overview 2-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 2.1 Disk StripingDisk striping involves partitioning each dis

iiiCopyright © 2002 by LSI Logic Corporation. All rights reserved.FCC Regulatory StatementThis device complies with Part 15 of the FCC Rules. Operati

2-6 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.2.3.5.2 Stripe SizeThe stripe size is the length of the inter

RAID Overview 2-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.2.3.7 Disk SpanningDisk spanning allows multiple disk drives to func

2-8 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.Table 2.1 describes how disk spanning is used for RAID 10 and

RAID Overview 2-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.has a capacity closest to and at least as great as that of the faile

2-10 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.The MegaRAID SCSI 320-1 rebuild rate can be configured betwe

RAID Overview 2-11 Copyright © 2002 by LSI Logic Corporation. All rights reserved.2.3.14 Disk Array Types Table 2.4 describes the RAID disk array ty

2-12 Introduction to RAID Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 3-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 3RAID LevelsThis chapter describes each

3-2 RAID Levels Copyright © 2002 by LSI Logic Corporation. All rights reserved.3.2 RAID 0RAID 0 provides disk striping across all drives in the RAID

RAID 1 3-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 3.1 RAID 0 Array3.3 RAID 1In RAID 1, the MegaRAID SCSI 320-1 duplica

ivCopyright © 2002 by LSI Logic Corporation. All rights reserved.

3-4 RAID Levels Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 3.2 RAID 1 Array3.4 RAID 5RAID 5 includes disk striping at the

RAID 5 3-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.exclusive-or assist make RAID 5 performance exceptional in many different e

3-6 RAID Levels Copyright © 2002 by LSI Logic Corporation. All rights reserved.3.5 RAID 10RAID 10 is a combination of RAID 0 and RAID 1. RAID 10 has

RAID 50 3-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 3.4 RAID 10 Array3.6 RAID 50RAID 50 provides the features of both R

3-8 RAID Levels Copyright © 2002 by LSI Logic Corporation. All rights reserved.RAID 50 can sustain one to four drive failures while maintaining data

MegaRAID SCSI 320-1 Hardware Guide 4-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 4FeaturesThis chapter explains the feat

4-2 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.2 Configuration on Disk Configuration on Disk (drive roaming) saves con

Array Performance Features 4-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.4 Array Performance FeaturesTable 4.2 lists the arra

4-4 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.5 RAID Management FeaturesTable 4.3 lists the RAID management features

Software Utilities 4-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.7 Software UtilitiesTable 4.5 lists the software utility fea

MegaRAID SCSI 320-1 Hardware Guide vCopyright © 2002 by LSI Logic Corporation. All rights reserved. PrefaceThis book is the primary reference and Hard

4-6 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.9 MegaRAID SCSI 320-1 SpecificationsTable 4.6 lists the specifications

MegaRAID SCSI 320-1 Specifications 4-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.9.1 PCI Bridge/CPUMegaRAID SCSI 320-1 uses th

4-8 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.software or device drivers. The MegaRAID BIOS provides an extensive setup

RAID Management 4-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.9.8 SCSI FirmwareThe MegaRAID SCSI 320-1 firmware handles all RA

4-10 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.It is independent of any operating system. See the MegaRAID Configuratio

Compatibility 4-11 Copyright © 2002 by LSI Logic Corporation. All rights reserved.4.11.3 SoftwareAll SCSI backup and utility software should work wit

4-12 Features Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 5-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 5Configuring Physical Drives, Arrays, a

5-2 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.Note: Be sure to back up y

Configuring SCSI Physical Drives 5-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.5.1.3 Logical Drive ConfigurationUse Table 5. 2 t

vi PrefaceCopyright © 2002 by LSI Logic Corporation. All rights reserved.· Chapter 6, Hardware Installation, explains how to install the MegaRAID SCS

5-4 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.LD22LD23LD24LD25LD26LD27LD

Configuring SCSI Physical Drives 5-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.5.1.4 Physical Device LayoutUse Table 5. 3 to rec

5-6 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.Manufacturer/Model numberF

Configuring SCSI Physical Drives 5-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Manufacturer/Model numberFirmware levelTarget IDD

5-8 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.5.2 Configuring ArraysYou

Creating Logical Drives 5-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.You can also designate drives as hot spares using the Mega

5-10 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.Note: The Megaraid SCSI 3

Creating Logical Drives 5-11 Copyright © 2002 by LSI Logic Corporation. All rights reserved.characteristics for RAID drive arrays at each RAID level

5-12 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.5.4 Configuring Logical D

Planning the Array Configuration 5-13 Copyright © 2002 by LSI Logic Corporation. All rights reserved.must be available 24 hours per day? Will the inf

Preface viiCopyright © 2002 by LSI Logic Corporation. All rights reserved.Logical Drive ConfigurationUse this form to record the configuration detail

5-14 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.Use Table 5. 9 to plan th

Planning the Array Configuration 5-15 Copyright © 2002 by LSI Logic Corporation. All rights reserved.8 RAID 0 Excellent No 100%8 RAID 5 Good Ye s 87%

5-16 Configuring Physical Drives, Arrays, and Logical Drives Copyright © 2002 by LSI Logic Corporation. All rights reserved.

MegaRAID SCSI 320-1 Hardware Guide 6-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 6Hardware InstallationThis chapter expl

6-2 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2 Installation StepsThe MegaRAID SCSI 320-1 provides exten

Installation Steps 6-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.1 Step 1: UnpackUnpack and install the hardware in a static

6-4 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 6.1 shows the location of these items on the MegaRAID

Installation Steps 6-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.3.2 J3 Clear EPROM J3 is a two-pin header that clears the e

6-6 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.3.8 J10 Termination Enable J10 is a three-pin header tha

Installation Steps 6-7 Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.4.2 Selecting a Terminator Use standard external SCSI termi

viii PrefaceCopyright © 2002 by LSI Logic Corporation. All rights reserved.LD7LD8LD9LD10LD11LD12LD13LD14LD15LD16LD17LD18LD19LD20LD21LD22LD23LD24LD25L

6-8 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 6.2 Termination of Internal SCSI Disk ArraysTerminati

Installation Steps 6-9 Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.4.4 Terminating External Disk Arrays In most array enclosur

6-10 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 6.4 Terminating Internal and External Disk ArraysTer

Installation Steps 6-11 Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.4.6 Connecting Non-Disk SCSI Devices SCSI tape drives and

6-12 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.5 Step 5: Install MegaRAID SCSI 320-1Select a 3.3 V or

Installation Steps 6-13 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Figure 6.7 Installing the MegaRAID SCSI 320-1 Controller6.2.6

6-14 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.2. Configure all SCSI devices to supply TermPWR.3. Set prop

Installation Steps 6-15 Copyright © 2002 by LSI Logic Corporation. All rights reserved.Important: Non-disk devices (CD-ROM or tape drive) should have

6-16 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.2.7.2 Target IDs as Presented to the Operating SystemTabl

Installation Steps 6-17 Copyright © 2002 by LSI Logic Corporation. All rights reserved.The <Ctrl><M> utility prompt times out after sever

Preface ixCopyright © 2002 by LSI Logic Corporation. All rights reserved.Physical Device LayoutUse this form to record the physical device layout.LD3

6-18 Hardware Installation Copyright © 2002 by LSI Logic Corporation. All rights reserved.6.3 SummaryThis chapter discussed hardware installation. Co

MegaRAID SCSI 320-1 Hardware Guide 7-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Chapter 7TroubleshootingThis chapter provides t

7-2 Troubleshooting Copyright © 2002 by LSI Logic Corporation. All rights reserved.Pressed <Ctrl><M>. Ran Megaconf.exe and tried to make

BIOS Boot Error Messages 7-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.7.2 BIOS Boot Error MessagesTable 7.2 describes BIOS err

7-4 Troubleshooting Copyright © 2002 by LSI Logic Corporation. All rights reserved.7.3 Other BIOS Error MessagesTable 7.3 describes other BIOS error

Other Potential Problems 7-5 Copyright © 2002 by LSI Logic Corporation. All rights reserved.7.4 Other Potential ProblemsTable 7.4 describes other po

7-6 Troubleshooting Copyright © 2002 by LSI Logic Corporation. All rights reserved.MegaRAID power requirementsThe maximum MegaRAID SCSI 320-1 power r

MegaRAID SCSI 320-1 Hardware Guide A-1 Copyright © 2002 by LSI Logic Corporation. All rights reserved. Appendix ASCSI Cables and ConnectorsMegaRAID SC

A-2 SCSI Cables and Connectors Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.1.1 Cable Assembly for Internal Wide SCSI Devices The

68-Pin High-Density SCSI Internal Connector A-3 Copyright © 2002 by LSI Logic Corporation. All rights reserved.A.1.2 Connecting Internal and External