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Chaparral G5312/G7313, K5312/K7313 8 Managing Disk Drives and Enclosures, 9 Troubleshooting

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G- and K-Series User’s Guide

Configuring LUN Zoning 7-15

Changing the Sample Rate 7-17

Changing the Alarm Mute Setting 7-18

Locking the Cache Setting 7-20

Enabling and Disabling the Battery 7-21

Changing the Utility Priority 7-22

Rescanning All Channels 7-23

Pausing I/O 7-24

Restoring Default Settings 7-25

Upgrading Firmware 7-26

Upgrading the Controller’s Firmware 7-26

8 Managing Disk Drives and Enclosures

Managing Disk Drives 8-1

Displaying Drive Information 8-2

Clearing Metadata from a Drive 8-4

Enabling and Disabling Write-back Cache 8-5

Displaying Disk Cache Status 8-7

Enabling and Disabling SMART Changes 8-8

Blinking a Drive LED 8-9

Taking Down a Drive 8-10

Testing a Drive 8-11

Managing SAF-TE Enclosures 8-11

Changing the SEP LUN 8-12

Changing the Additional SEP Settings 8-14

9 Troubleshooting

Chaparral Technical Support 9-1

Terminal Emulator and COM Port Problems 9-1

Array Problems 9-2

Host SCSI Channel Problems 9-3

Contents

Main Page i Copyright Trademarks Changes Technical Support ii Canadian Compliance Statement Contents 1 Introduction 2 Hardware Installation 3 Accessing the Disk Array Administrator Software 4 Creating and Managing Arrays 5 Monitoring System Status 6 Managing Spares 7 Configuring the Controller 8 Managing Disk Drives and Enclosures 9 Troubleshooting A Array Basics B Glossary Page Introduction About This Guide Conventions Product Features Motherboard CPU Subsystem (G-Series) Motherboard Ultra2 SCSI Channels (G-Series) Note: Motherboard Disk Cache (G-Series) Battery Interface (G-Series) Hardware Configuration and Management Support (G-Series) Onboard Connectors (G-Series) Daughterboard (G-Series) Motherboard CPU Subsystem (K-Series) Motherboard Ultra2 SCSI Channels (K-Series) Note: Motherboard Disk Cache (K-Series) Integrated Battery Backup and Interface (K-Series) Hardware Configuration and Management Support (K-Series) Onboard Connectors (K-Series) Fibre Channel Connection (K-Series) Fibre Channel Features Specifications Table1-2 shows the electrical specifications of the controllers: Physical (G-Series) Table1-1 shows the physical specifications of the motherboard and daughterboard: Electrical (G-Series) Environmental (G-Series) Table1-3 shows the environmental specifications of the controllers: Battery (G-Series) Physical (K-Series) Table1-5 shows the physical specifications of the motherboard and daughterboard. Table1-6 shows the electrical specifications of the controllers. Electrical (K-Series) Environmental (K-Series) Table1-7 shows the environmental specifications of the controllers. Battery (K-Series) Note: Reference Documents External Documents Chaparral Documents Page Hardware Installation Connecting the Controller Connecting to the SCSI Port 1 2 3 Connecting to the Fibre Channel Port Connecting to the RS-232 Port Page Page Accessing the Disk Array Administrator Software Accessing the Disk Array Administrator Using the RS-232 Serial Port 1 2 3 Navigating the Disk Array Administrator Software Note: Changing the Screen Display Disk Array Administrator Menu Tree Page Page Creating and Managing Arrays Creating Arrays Note: 1 2 3 Note: 4 Note: 5 6 7 8 9 10 Note: Managing Arrays Viewing Array Status Page 3 4 Viewing Array Statistics Page Resetting Array Statistics Note: 3 4 Viewing Drive Status 3 Note: Stopping the Array Initialization Process Verifying an Array 3 Page Stopping the Verification 4 Reconstructing an Array Expanding Array Capacity Note: Page 6 7 Viewing Expand Status Changing the Array LUN Changing the Array Name 3 4 Trusting an Array Page Deleting an Array Caution: Note: 1 2 Monitoring System Status Displaying the Event Log Note: Viewing the Most Recent Event Viewing One Event at a Time Page Viewing a Whole Screen of Events Capturing the Event Log File 2 3 4 5 6 7 Displaying Hardware and Configuration Information Page Page Page Page Page Displaying Overall Statistics Page Page Resetting Overall Statistics Managing Spares 1 2 Managing Dedicated Spares Adding a Dedicated Spare Note: 3 Note: 4 Enabling Dynamic Spares Note: Page Managing the Spare Pool Adding a Spare to the Spare Pool 1 Deleting a Spare from the Spare Pool Displaying the Spare Pool Page Configuring the Controller Rebooting the Controller Changing the Date and Time Page Changing the Controllers LUN and SCSI Target ID or Fibre Channel Loop ID Understanding LUNs Note: Changing the Controllers Target ID and LUN 2 3 4 The Controller LUN screen displays. 5 The system confirms that you want to make the change. 6 Configuring the SCSI Channels Note: 2 Page Working with LUN Zoning Viewing Known WWNs 2 Page Creating Names (Aliases) for Server WWNs 2 3 Note: 4 Configuring LUN Zoning Note: 3 5 6 3 Changing the Sample Rate 2 Changing the Alarm Mute Setting 2 3 Locking the Cache Setting 2 3 Enabling and Disabling the Battery Note: 2 3 Changing the Utility Priority 2 3 Rescanning All Channels 2 Pausing I/O Caution: Note: 2 3 Caution: Restoring Default Settings Note: 2 3 4 Upgrading Firmware Upgrading the Controllers Firmware Page 8 Caution: Managing Disk Drives and Enclosures Managing Disk Drives Displaying Drive Information Displaying All Drives 1 2 Note: Viewing Drive Status 3 Clearing Metadata from a Drive 2 3 4 Enabling and Disabling Write-back Cache Page Displaying Disk Cache Status Enabling and Disabling SMART Changes Blinking a Drive LED Taking Down a Drive Testing a Drive 2 3 4 Managing SAF-TE Enclosures Changing the SEP LUN 2 Page 6 Changing the Additional SEP Settings 2 Page Page Troubleshooting Chaparral Technical Support Terminal Emulator and COM Port Problems 1 2 3 4 Array Problems Note: 2 3 Host SCSI Channel Problems Device SCSI Channel Problems Note: Problems During Bootup Controller Problems Warning And Error Events Warning s Errors The analog to digital convertor Using the Loader Diagnostics Menu Using the Loader Utility Menu Understanding SCSI Errors Disk Errors Page Disk Channel Errors Page Voltage and Temperature Errors and Warnings Page A Array Basics Array Types RAID 0 (Striped Disks) RAID 1, RAID 1/O (Mirrored Disks) RAID 3 RAID 4 RAID 5 RAID 50 Volume Sets Note: Comparing RAID Levels TableA-1 illustrates the differences between the different RAID levels: Page Mixing Disks from Different Manufacturers or with Different Capacities Mixing Disks on Different RAID Controller Channels Glossary Page Page Page Page Page Index A B C D E F G H I L M N O P S T U V W