AcQuisition Technology Quad M-module Carrier i4000 Guía de usuario descargar pdf (Pagina 71)

RAID Disk Topologies

007-4522-003 55

Simplex Dual-Port RAID Topology

Figure 3-3 illustrates a simplex dual-port RAID configuration using two hosts. This

configuration:

• Supports transfer speeds up to 400 MB/s

• Supports failover capabilities

• Supports SGI FailSafe high-availability solutions

Figure 3-3 Simplex Dual-port Dual-host RAID Topology

LRC B

Slot 4

16 dual-ported drives

Midplane

SFP

Host 0

FFX-2

SFP

Host 1

QLogic

2310 HBA

QLogic

2310 HBA

LRC A

Slot 3

Dual-port RAID looback

LRC I/O module

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 133 134

Storage System User’s Guide 1
Record of Revision 3
Contents 5
007-4522-003 vii 7
About This Guide 13
Related Publications 14
Product Support 15
Reader Comments 16
1. Storage System Overview 17
RAID Configuration Features 18
SAN Mapping 256 19
Drive Sizing Algorithm 19
4 007-4522-003 20
1: Storage System Overview 20
JBOD Configuration Features 21
Availability Features 21
Supported Platforms 21
Storage System Enclosure 22
007-4522-003 7 23
Enclosure Components 24
• Dummy drive carrier modules 25
Operators (Ops) Panel 27
PSU/Cooling Module 28
007-4522-003 13 29
Figure 1-7 PSU/Cooling Module 29
RAID LRC I/O Modules 30
Host 1Host 0 31
RAID Loopback LRC I/O Modules 32
JBOD LRC I/O Module 34
Drive Carrier Module 35
Drive Carrier Handle 36
Anti-tamper lock 37
Unlocked 37
Indicator 37
Enclosure Bay Numbering 38
Tower Enclosure Bay Numbering 40
Storage System Rack 42
007-4522-003 27 43
28 007-4522-003 44
007-4522-003 29 45
007-4522-003 31 47
Storage System Tower 48
007-4522-003 33 49
34 007-4522-003 50
Connecting to a Host 51
36 007-4522-003 52
Grounding Issues 53
38 007-4522-003 54
System/ESI fault LED 55
Power on LED 55
PSU/cooling/temperature 55
Alarm mute switch 55
40 007-4522-003 56
Powering On the Rack 58
007-4522-003 43 59
ON shows 59
I”=on, “O”=off) 59
Powering Off 60
007-4522-003 45 61
46 007-4522-003 62
007-4522-003 47 63
Configuration on Disk (COD) 64
Drive Roaming 65
Data Caching 66
007-4522-003 51 67
RAID Disk Topologies 68
This configuration: 69
4. Using the RAID Controller 75
RAID Levels 76
007-4522-003 61 77
Array Condition Meaning 79
RAID Levels and Availability 80
Disk Topologies 81
RAID (base) enclosure 83
First expansion enclosure 83
(Enclosure ID 1) 83
(Enclosure ID 2) 83
System Drives 84
Drive State Reporting 85
State Description 86
Automatic Rebuild 87
72 007-4522-003 88
4: Using the RAID Controller 88
007-4522-003 73 89
5. Troubleshooting 91
RAID Guidelines 92
007-4522-003 77 93
78 007-4522-003 94
7 address ranges 97
82 007-4522-003 98
PSU good LED 100
DC ouput fail LED 100
AC input fail LED 100
Fan fail LED 100
RAID LRC I/O Module LEDs 101
Expansion 103
JBOD LRC I/O Module LEDs 105
Drive Carrier Module LEDs 106
present 107
Thermal Control 108
Using Test Mode 109
94 007-4522-003 110
5: Troubleshooting 110
Adding a Drive Carrier Module 111
Torx screwdriver 112
007-4522-003 99 115
A. Technical Specifications 119
Component Weight 120
Specification Value 120
Environmental Requirements 121
Power Requirements 122
LRC I/O Module Specifications 123
Factor Requirement 124
B. Regulatory Information 125
Attention 126
VCCI Class 1 Statement 126
Class A Warning for Taiwan 127
114 007-4522-003 130
116 007-4522-003 132
118 007-4522-003 134

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