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Dell™ PowerEdge Expandable RAID Controller 3/QC, 3/DC, 3/DCL and
3/SC
PERC 3 User’s Guide
www.dell.com | support.dell.com
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____________________ Information in this document is subject to change without notice. © 2002 Dell Computer Corporation. All rights reserved. Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, PowerEdge, PowerVault, and Dell OpenManage are trademarks and DellWare is a registered service mark of Dell Computer Corporation. MegaRAID is a registered trademark of LSI Logic Corpo
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Safety Instructions CAUTION: Safety Instructions Use the following safety guidelines to help ensure your own personal safety and to help protect your computer and working environment from potential damage. General • Do not attempt to service the computer yourself unless you are a trained service technician. Always follow installation instructions closely. • To help prevent electric shock, plug the computer and device power cables into properly grounded electrical outlets. These cables are
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• To help protect your computer from sudden, transient increases and decreases in electrical power, use a surge suppressor, line conditioner, or uninterruptible power supply (UPS). • Ensure that nothing rests on your computer’s cables and that the cables are not located where they can be stepped on or tripped over. • Do not push any objects into the openings of your computer. Doing so can cause fire or electric shock by shorting out interior components. • Keep your computer away from radiato
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• 100 V/50 Hz in eastern Japan and 100 V/60 Hz in western Japan NOTE: The voltage selection switch must be • 230 V/50 Hz in some regions in the Caribbean and South America and set to the 115-V position most of Europe, the Middle East, and the Far East even though the AC power available in Japan is Also, ensure that your monitor and attached devices are electrically rated to 100 V. operate with the AC power available in your location. • Before working inside the computer, unplug the comput
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• When you disconnect a cable, pull on its connector or on its strain- relief loop, not on the cable itself. Some cables have a connector with locking tabs; if you are disconnecting this type of cable, press in on the locking tabs before disconnecting the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned. • Handle components and cards with care. D
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Ergonomic Computing Habits CAUTION: Improper or prolonged keyboard use may result in injury. CAUTION: Viewing the monitor screen for extended periods of time may result in eye strain. Battery Disposal Do not dispose of the battery along with household waste. Contact your local waste disposal agency for the address of the nearest battery deposit site. 5
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6 www.dell.com | support.dell.com
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Contents Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . 1 1 Overview PERC 3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 24 . . . . . . . . . . . . . . . . . . . . . . . . . . 24 PERC 3 Features . . . . . . . . . . . . . . . . . . . . . . . . . 25 SCSI Channels Non-volatile Random Access Memory (NVRAM) and Flash Read-only Memory (ROM) . . . . . . . . . . . . . . . . . . . 25 SCSI Connectors . . . . . . . . . . . . . . . . . . . . . . . . 25 Single-Ended
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Parity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Hot Spares . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Disk Rebuilds . . . . . . . . . . . . . . . . . . . . . . . . . 38 Hot Swap . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 SCSI Drive States . . . . . . . . . . . . . . . . . . . . . . . 39 Logical Drive States . . . . . . . . . . . . . . . . . . . . . . 40 Enclosure Management . . . . . . . . . . . . . . . . . . . . 40 3 RAID Levels Overview .
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PERC 3/SC Specifications . . . . . . . . . . . . . . . . . . . . . 58 . . . . . . . . . . . . . . . . . . . . . . . . 59 PCI Bridge/CPU Cache Memory . . . . . . . . . . . . . . . . . . . . . . . . . 59 PERC 3/SC BIOS . . . . . . . . . . . . . . . . . . . . . . . 60 Onboard Speaker . . . . . . . . . . . . . . . . . . . . . . . 60 Serial Port . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 SCSI Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 SCSI Connectors . . . . . .
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SCSI Firmware . . . . . . . . . . . . . . . . . . . . . . . . 71 RAID Management . . . . . . . . . . . . . . . . . . . . . . 72 6 PERC 3/QC Features Hardware Requirements . . . . . . . . . . . . . . . . . . . . . . 74 Configuration Features . . . . . . . . . . . . . . . . . . . . . . 74 SMART Technology . . . . . . . . . . . . . . . . . . . . . . 75 Configuration on Disk . . . . . . . . . . . . . . . . . . . . . 75 Hardware Architecture Features . . . . . . . . . . . . . . . . . 76 Array
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Physical Device Layout . . . . . . . . . . . . . . . . . . . . . . 89 Configuring Arrays . . . . . . . . . . . . . . . . . . . . . . . . 92 Arranging Arrays . . . . . . . . . . . . . . . . . . . . . . . 93 Creating Hot Spares . . . . . . . . . . . . . . . . . . . . . . 93 Creating Logical Drives . . . . . . . . . . . . . . . . . . . . 93 Configuration Strategies . . . . . . . . . . . . . . . . . . . . . 93 . . . . . . . . . . . . . . . . . . . . . 94 Maximizing Capacity Maximizing Drive
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Step 5—Install PERC 3/SC . . . . . . . . . . . . . . . . . . 111 Step 6—Connect SCSI Cables . . . . . . . . . . . . . . . . . 113 Step 7—Set Target IDs . . . . . . . . . . . . . . . . . . . . 114 Step 8—Power On Host System . . . . . . . . . . . . . . . . 115 Step 9—Run PERC 3 BIOS Configuration Utility or WebBIOS Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 Step 10—Install Operating System Software Drivers . . . . . . 116 9 PERC 3/DC or PERC 3/DCL Hardware Installation
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Optional Equipment . . . . . . . . . . . . . . . . . . . . . . 134 PERC 3/QC Card Layout. . . . . . . . . . . . . . . . . . . . . . 135 Installation Steps . . . . . . . . . . . . . . . . . . . . . . . . . 136 Step 1—Unpack the PERC 3/QC Controller . . . . . . . . . . 136 Step 2—Power Down . . . . . . . . . . . . . . . . . . . . . 137 Step 3—Set Jumpers . . . . . . . . . . . . . . . . . . . . . 137 Step 4—Set SCSI Termination . . . . . . . . . . . . . . . . . 140 SCSI Termination . . . . . . . .
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PERC 3/QC and PERC 3/DC Default Settings . . . . . . . . . 161 PERC 3/SC and PERC 3/DCL Default Settings . . . . . . . . . 161 Reserved Disk Space during Configuration . . . . . . . . . . . 162 Designating Drives as Hot Spares . . . . . . . . . . . . . . . . . 162 Using Easy Configuration . . . . . . . . . . . . . . . . . . . . . 163 Using New Configuration . . . . . . . . . . . . . . . . . . . . . 167 Using View/Add Configuration . . . . . . . . . . . . . . . . . . 173 . . . . . . . . . . . . .
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Dell Manager Menu Options . . . . . . . . . . . . . . . . . . . 190 . . . . . . . . . . . . . . . . . . . . . . . . 190 Initialize Menu Objects Menu . . . . . . . . . . . . . . . . . . . . . . . . . 190 Format Menu . . . . . . . . . . . . . . . . . . . . . . . . . 194 Rebuild Menu . . . . . . . . . . . . . . . . . . . . . . . . . 195 Check Consistency Menu . . . . . . . . . . . . . . . . . . . 195 Reconstruct Menu . . . . . . . . . . . . . . . . . . . . . . . 195 Designating Drives as Ho
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14 Appendix A: SCSI Cables and Connectors 15 Appendix B: Warranties and Return Policy Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247 16 Contents
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Figures Figure 2-1. Example of Disk Striping . . . . . . . . . . . . . . . . 33 Figure 2-2. Example of Disk Mirroring . . . . . . . . . . . . . . . 34 Figure 2-3. Example of Disk Spanning . . . . . . . . . . . . . . . . 35 Figure 2-4. Example of Parity . . . . . . . . . . . . . . . . . . . . 37 Figure 3-1. RAID 0 Array . . . . . . . . . . . . . . . . . . . . . . 44 Figure 3-2. RAID 1 Array . . . . . . . . . . . . . . . . . . . . . . 46 Figure 3-3. RAID 5 Array . . . . . . . . . . . . . . . . . .
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18 Figures
