CHALLENGE^® RAID Owner's Guide

Table of Contents

About This Guide

Structure of This Guide

Conventions

1. Features of the Challenge RAID Storage System

Challenge RAID Storage Systems

Storage System Components

Data Availability and Performance

RAID Levels

RAID Hot Spare

Using the Challenge RAID Command-Line Interface

Using the RAID Graphical User Interface

2. Storage System Configurations

Basic Configuration

Dual–Interface/Dual–Processor Configuration

Split-Bus Configuration

Dual–Bus/Dual–Initiator Configuration

3. Operating the Storage System

Checking Challenge RAID Storage System Status

Shutting Down the Challenge RAID Storage System

Restarting the Challenge RAID Storage System

4. Configuring Disks

Moving Disk Modules

Planning the Bind

Binding Disks Into RAID Units

Getting Disk Group (LUN) Information

Dual Interfaces, Load Balancing, and Device Names

5. Maintaining Disk Modules

Identifying and Verifying a Failed Disk Module

Setting Up the Workplace for Replacing or Installing Disk Modules

Replacing a Disk Module

Installing an Add-On Disk Module

6. Identifying Failed System Components

Power Supply

Fan Module

Battery Backup Unit

Storage-Control Processor

7. Caching

Setting Cache Parameters

Viewing Cache Statistics

Upgrading Challenge RAID to Support Caching

Changing Unit Caching Parameters

8. Reconfiguring LUNs

Changing LUN Configuration

Transferring Control of a LUN

Changing LUN Parameters

A. Technical Specifications

B. The raidcli Command-Line Interface

bind

chglun

clearlog

clearstats

getagent

getcache

getcontrol

getcrus

getdisk

getlog

getlun

getsp

setcache

setstats

unbind

C. Storage-Control Processor Event-Log Error Codes

D. RAID-3 and Fast RAID-3

Firmware Revision Level-Dependent Differences for RAID-3 Capabilities and Requirements

Determining Firmware Revision Level and RAID-3 Type

E. Compliance Statements

FCC Warning

VDE 0871/6.78

European Union Statement

International Special Committee on Radio Interference (CISPR)

Canadian Department of Communications Statement

Attention

Japanese Compliance Statement

Index