Adaptec 4000SAS Podręcznik Użytkownika Pobierz pdf (Strona 25)

Chapter 3: About Your RAID Controller ● 25

About the Adaptec 2420SA

The Adaptec 2420SA is a SATA RAID controller with these features:

Note: A low-profile bracket is included with this controller. However,

this controller may not fit in all low-profile systems.

Bus compatibility PCI-X, 3.3 V

Bus width 64-bit

Bus speed 133 MHz

Standard cache 128 MB

Maximum number of disk drives 4

SATA cables included 4

Battery backup module Adaptec Battery Module 500

(sold separately—see page 21)

Audible alarm Yes

Mounting bracket

Mode 0 Flash

connector

Activity LED connector

I2C connector

SATA ports

PCI-X connector

Battery connector

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 133 134

SAS, SATA, and SCSI 1
RAID Controllers 1
Copyright 2
Trademarks 2
Disclaimer 2
Adaptec Customer Support 3
Canadian Compliance Statement 6
Contents 7
6 Creating a Bootable Array 8
9 Managing Your Storage Space 9
10 Solving Problems 9
B Understanding RAID 10
D Using the ACU for DOS 11
F Safety Information 11
G Technical Specifications 11
About This Guide 12
How to Find More Information 14
Kit Contents and 15
System Requirements 15
Kit Contents 16
About Your RAID 18
Controller 18
Array-level Features 19
Adding Enhanced Features 20
RAID Controller Battery Model 21
About the Adaptec 4000SAS 22
About the Adaptec 4800SAS 23
About the Adaptec 4805SAS 24
About the Adaptec 2420SA 25
About the Adaptec 2820SA 26
About the Adaptec 2130SLP 27
30 (15 per channel) 28
Choosing a RAID Level 30
Selecting Disk Drives 31
SAS Cables 32
SATA Cables 33
SCSI Cables 33
Installation Options 34
Basic Installation Steps 34
Installing the Controller 35
Before You Begin 36
Controllers 38
SATA disk drives attached to 39
Next Steps 42
Creating a Bootable 43
Setting the Boot Controller 44
Creating an Array 44
Making Your Array Bootable 49
Installing the Driver and 50
Creating a Driver Disk 51
Installing with Windows 52
Installing with Red Hat Linux 53
Installing with SuSE Linux 53
Installing with NetWare 54
Installing the Driver on an 56
Existing Operating System 56
Installing on Windows 58
Installing on NetWare 59
Managing Your Storage 60
About Adaptec Storage Manager 61
Configuration Utility 62
Which Utility Should I Use? 63
Solving Problems 64
Troubleshooting Checklist 65
Silencing the Alarm 66
Resetting the Controller 68
Introduction to Serial 70
Attached SCSI (SAS) 70
What is SAS? 71
What’s a Phy? 72
What’s a SAS Port? 73
What’s a SAS Address? 73
What’s a SAS Connector? 74
What do SAS Cables Look Like? 75
Direct-attach Connections 76
Backplane Connections 76
SAS Expander Connections 77
Understanding RAID 79
Understanding Drive Segments 80
RAID 0 (Non-RAID Arrays) 80
RAID 1 Arrays 81
RAID 1 Enhanced Arrays 82
RAID 10 Arrays 83
RAID 5 Arrays 84
RAID 5EE Arrays 85
RAID 50 Arrays 86
RAID 6 Arrays 87
RAID 60 Arrays 88
Selecting the Best RAID Level 89
Using the Adaptec RAID 90
Controller Utility 90
Creating a New Array 92
Managing Existing Arrays 92
Initializing Disk Drives 93
Rescanning Disk Drives 93
Secure Erasing Disk Drives 94
Opening a -Select Utility 95
Applying Changes and Exiting 95
General Controller Settings 96
Option Description 97
Viewing the Event Log 100
Using the ACU for DOS 101
Getting Started 102
Running the ACU Using Scripts 103
About Playback Mode 104
About Record Mode 104
Required 105
? Description 105
● Yes—Initialize all drives 107
● No—Disable read caching 108
Maximum (the 109
● No—Disable the write cache 110
Keyword Description 111
ACU Error Codes 112
Sample Scripts 113
=Adaptec 114
Using the Adaptec Flash 115
(for example 116
Obtaining the Firmware 116
AFU with no arguments 117
4 Select Select an Operation 118
AFU LIST 119
AFU Commands 119
UPDATE /C 0 123
UPDATE /C 0, 2, 3 123
Safety Information 125
Technical Specifications 126
Environmental Specifications 127
DC Power Requirements 127
Current Requirements 127
Adaptec, Inc 134
691 South Milpitas Boulevard 134
Milpitas, CA 95035 USA 134

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