Compaq StorageWorks 4100 - RAID Array Bedienungsanleitung
RAID Array 4100
User Guide
Second Edition (January 2000)
Part Number 146297-002
Compaq Computer Corporation
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Compaq StorageWorks RAID Array 4100 User Guide
Second Edition (January 2000)
Part Number 146297-002
Contents
About This Guide
TextConventions........................................................................................................ix
Symbolsin Text...........................................................................................................x
Symbolson Equipment................................................................................................x
Rack Stability.............................................................................................................xi
Getting Help...............................................................................................................xi
Compaq Technical Support............................................................................... xii
Compaq Website................................................................................................ xii
Compaq Authorized Reseller.............................................................................xiii
Chapter 1
Introduction
Features.................................................................................................................... 1-2
Front Panel Features................................................................................................ 1-4
Rear Panel Features ................................................................................................. 1-5
Hot-Pluggability ...................................................................................................... 1-5
Hot-Pluggable Drives .............................................................................................. 1-6
Maximum Storage ................................................................................................... 1-6
SCSI ID Assignments.............................................................................................. 1-6
Compaq StorageWorks RA4000 Controller............................................................ 1-6
Features............................................................................................................. 1-7
Hard Drive Arrays............................................................................................ 1-7
Fault Tolerance................................................................................................. 1-8
Capacity Expansion.......................................................................................... 1-8
Array Accelerator............................................................................................. 1-9
Performance Monitoring................................................................................. 1-10
Automatic Performance Tuning...................................................................... 1-10
Tagged-Command Queuing............................................................................ 1-10
System Power................................................................................................. 1-10
Redundant Power Supply....................................................................................... 1-11
iv Compaq StorageWorks RAID Array 4100 User Guide
Chapter 2
Installation
Materials Needed ..................................................................................................... 2-1
Installing the RAID Array 4100...............................................................................2-2
Choosing a Location ................................................................................................ 2-3
Installing the RA4100.............................................................................................. 2-4
Environment.............................................................................................................2-5
Space Requirements..........................................................................................2-5
Power Requirements.........................................................................................2-5
Grounding.........................................................................................................2-6
Temperature Requirements...............................................................................2-6
Airflow Requirements.......................................................................................2-7
Blanking Panels ................................................................................................2-8
Installation................................................................................................................2-8
Installing the RA4100.......................................................................................2-8
Installing the Hot-Pluggable Hard Drives..............................................................2-12
Installing the Storage Hub......................................................................................2-13
Installing the Storage Hub 7 ...........................................................................2-13
Installing the Storage Hub 12..........................................................................2-14
Installing a Compaq Fibre Host Adapter in a Server .............................................2-15
Fibre Channel Cables.............................................................................................2-15
Single-Mode Fibre Channel Cable..................................................................2-15
GBIC Option Kit.............................................................................................2-15
Multi-Mode Fibre Channel Cable...................................................................2-16
Cable Installation Considerations ..........................................................................2-17
Connecting the Power............................................................................................2-18
Chapter 3
Operation
Applying Power ....................................................................................................... 3-1
LEDs........................................................................................................................3-1
Front Panel........................................................................................................ 3-2
Power Supply.................................................................................................... 3-3
Fan Assembly ...................................................................................................3-4
Hard Drives....................................................................................................... 3-5
About This Guide v
Chapter 4
Troubleshooting
Interpreting Component LEDs................................................................................. 4-1
Hard Drive LEDs.............................................................................................. 4-1
Fibre Host Adapter LEDs................................................................................. 4-2
RA4000 Controller LEDs................................................................................. 4-3
Fibre Channel Storage Hub LEDs.................................................................... 4-5
Fan Assembly................................................................................................... 4-7
Power Supply.................................................................................................... 4-8
Replacing Components............................................................................................ 4-9
Replacing the RA4000 Controller without RA4000 Redundant Controller..... 4-9
Replacing the RA4000 Controller with Redundant Controller....................... 4-11
Replacing the RA4000 Controller Cache ....................................................... 4-14
Replacing GBICs............................................................................................ 4-16
Removing Fibre Channel Cables.................................................................... 4-17
Replacing a Redundant Power Supply............................................................ 4-17
Replacing the Fan Assembly.......................................................................... 4-19
Replacing Hard Drives ................................................................................... 4-21
Chapter 5
Running the Array Configuration Utility
Before You Begin.................................................................................................... 5-2
Starting the Array Configuration Utility.................................................................. 5-2
Accessing Online.............................................................................................. 5-3
SmartStart and Support Software CD............................................................... 5-3
Configuration Wizards............................................................................................. 5-3
Getting Help ............................................................................................................ 5-4
Configuration Procedures........................................................................................ 5-4
Create a New Array.......................................................................................... 5-4
Step 1: Choosing a Controller for the Array..................................................... 5-5
Step 2: Grouping physical drives of the same size into an array...................... 5-7
Step 3: Creating Logical Drives ....................................................................... 5-9
Capacity Expansion........................................................................................ 5-11
Capacity Extension......................................................................................... 5-14
Online Migration ............................................................................................ 5-16
Redundant Controllers.................................................................................... 5-18
Array Configuration Utility Screens...................................................................... 5-19
Main Configuration Screen............................................................................. 5-19
Controller Settings Screen.............................................................................. 5-23
Create Array Screen........................................................................................ 5-24
Create Logical Drive Screen........................................................................... 5-25
Error and Warning Messages................................................................................. 5-27
vi Compaq StorageWorks RAID Array 4100 User Guide
Running the Array Configuration Utility
continued
NetWare Online Array Configuration Utility (CPQONLIN).................................5-27
Auto-configuration..........................................................................................5-28
Custom Configuration..................................................................................... 5-29
Handling Disk Drive Failures.........................................................................5-33
Optimizing Array Controller Performance .....................................................5-34
Chapter 6
Options ROMPaq
Running the Procedure............................................................................................. 6-1
Appendix A
Regulatory Compliance Notices
Regulatory Compliance Identification Numbers..................................................... A-1
Federal Communications Commission Notice........................................................ A-1
Modifications................................................................................................... A-2
Cables .............................................................................................................. A-2
Canadian Notice (Avis Canadien)........................................................................... A-2
European Union Notice........................................................................................... A-2
Japanese Notice....................................................................................................... A-3
Taiwanese Notice.................................................................................................... A-3
Laser Compliance ................................................................................................... A-3
Battery Replacement Notice ................................................................................... A-4
Appendix B
Electrostatic Discharge
Grounding Methods .................................................................................................B-2
Appendix C
Specifications
Appendix D
Fibre Channel Technology
Fibre Channel Standards.........................................................................................D-1
Advantages of Fibre Channel.................................................................................. D-2
Fibre Channel and External Storage Systems......................................................... D-2
Point-to-Point Connection ............................................................................... D-3
Arbitrated Loop................................................................................................ D-4
Structured Format for Data Transmission............................................................... D-6
Protocol Layers................................................................................................ D-8
About This Guide vii
Appendix E
Hard Drive Arrays
The Drive Array.......................................................................................................E-1
Drive Arrays.....................................................................................................E-4
Logical Drives..................................................................................................E-4
Drive Array Benefits................................................................................................E-5
Data Protection.................................................................................................E-5
Performance Enhancement....................................................................................E-10
Distributing Data and Data Striping...............................................................E-10
Array Accelerator...........................................................................................E-11
Concurrent I/O Request Servicing..................................................................E-13
Optimized Request Management....................................................................E-13
Expanding Storage Capacity..................................................................................E-14
Online Capacity Expansion............................................................................E-16
Hard Drive Upgrades......................................................................................E-16
Other Fault Management Features.........................................................................E-17
Auto Reliability Monitoring...........................................................................E-17
Dynamic Sector Repairing..............................................................................E-17
Drive Parameter Tracking...............................................................................E-17
Drive Failure Alert Features...........................................................................E-18
Interim Data Recovery....................................................................................E-18
Automatic Data Recovery...............................................................................E-18
Appendix F
Recovering From Hard Drive Failure
Recognizing a Drive Failure....................................................................................F-1
Fault Tolerance and Drive Failure...........................................................................F-2
Non-Fault-Tolerant (RAID 0) Logical Drive ...................................................F-2
RAID 1 (Mirroring) Logical Drive...................................................................F-2
Spare Drives.....................................................................................................F-3
Replacing a Failed Drive.........................................................................................F-3
Automatic Data Recovery.................................................................................F-4
Automatic Data Recovery Failure....................................................................F-4
Compromised Fault Tolerance.................................................................................F-5
Index
About This Guide
This guide is designed to be used as step-by-step instructions for installation
and as a reference for operation, troubleshooting, and future upgrades. It
assumes you are qualified to install and service computer equipment and that
you are trained to recognize hazards in products with hazardous energy levels,
such as the power supplies in this computer system.
WARNING: There is a risk of personal injury from hazardous energy levels. The
installation of options and routine maintenance and service of this product shall
be performed by individuals who are knowledgeable about the procedures,
precautions, and hazards associated with equipment containing hazardous
energy circuits.
ix Compaq StorageWorks RAID Array 4100 User Guide
Text Conventions
This document uses the following conventions to distinguish elements of text:
Keys Keys appear in boldface. A plus sign (+) between
two keys indicates that they should be pressed
simultaneously.
USER INPUT User input appears in a different typeface and in
uppercase.
FILENAMES File names appear in uppercase italics.
Menu Options,
Command Names,
Dialog Box Names
These elements appear in initial capital letters.
COMMANDS,
DIRECTORY NAMES,
and DRIVE NAMES
These elements appear in uppercase.
Type When you are instructed to type information, type
the information without pressing the Enter key.
Enter When you are instructed to enter information, type
the information and then press the Enter key.
About ThisGuide x
Symbols in Text
These symbols may be found in the text of this guide. They have the following
meanings.
WARNING: Text set off in this manner indicates that failure to follow directions
in the warning could result in bodily harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to follow directions
could result in damage to equipment or loss of information.
IMPORTANT: Text set off in this manner presents clarifying information or specific
instructions.
NOTE: Text set off in this manner presents commentary, sidelights, or interesting points
of information.
Symbols on Equipment
These icons may be located on equipment in areas where hazardous conditions
may exist.
Any surface or area of the equipment marked with these symbols
indicates the presence of electrical shock hazards. Enclosed area
contains no operator serviceable parts.
WARNING: To reduce the risk of injury from electrical shock hazards,
do not open this enclosure.
Any RJ-45 receptacle marked with these symbols indicates a Network
Interface Connection.
WARNING: To reduce the risk of electrical shock, fire, or damage to
the equipment, do not plug telephone or telecommunications
connectors into this receptacle.
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