NexStor 4900F Series Manuel utilisateur

USER'S GUIDE

NexStor®4900F Series

RAID STORAGE SYSTEMS

4900F.book Page 1 Wednesday, May 18, 2005 10:07 AM

4900F.book Page 2 Wednesday, May 18, 2005 10:07 AM

USER'S GUIDE

NexStor®4900F Series

RAID STORAGE SYSTEMS

4900F.book Page 3 Wednesday, May 18, 2005 10:07 AM

nStor Corporation, Inc.

Restricted Rights and Liability

No part of this manual may be reproduced, stored in a retrieval system, or transmitted, in any form or by any

means, electronic, mechanical, recording, or otherwise, in whole or part, without prior written permission from

nStor Corporation, Inc.

nStor Corporation, Inc. shall not be liable for any damages or for the loss of any information resulting from the

performance or use of the information contained herein. Your rights to the software are governed by the license

agreement included with any accompanying software. nStor Corporation reserves the right to periodically revise

this manual without notice. Product features and speciﬁcations described are subject to change without notice.

For Regulatory information, see Appendix C.

nStor

Corporation

, Inc.

6190 Corte Del Cedro Road

Carlsbad, CA 92009

nStor, StorView, NexStor, the NexStor logo, the StorView logo, and the nStor logo are trademarks or registered

trademarks of nStor Corporation, Inc.

Other company and product names herein may be trademarks or registered trademarks of their respective

companies.

Agency Notes

WARNING: Drives and controller/adapter cards described in this manual should only be installed in UL-listed and CSA

certiﬁed computers that give speciﬁc instructions on the installation and removal of accessory cards (refer to your

computer installation manual for proper instructions).

ATTENTION: Les lecteurs et cartes contrôleurs décrits ici ne doivent être montés que sur des ordinateurs homologués (UL et

CSA) et livrés avec des manuels contenant les instructions d’installation et de retrait des accessoires. Reportez-

vous au manuel d’installation de votre ordinateur.

SERVICE NOTE: Remove the power cables prior to servicing this equipment.

4900F.book Page 4 Wednesday, May 18, 2005 10:07 AM

Contents

About this Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Welcome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Typographical Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii

Customer Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix

1 Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

At a Glance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Front Bezel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Power System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Standard AC Hot Swappable Power Supplies . . . . . . . . . . . . . . 4

Optional DC Hot Swappable Power Supplies . . . . . . . . . . . . . . 5

Cooling Fan Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

SES Controller Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Drive Device ID Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Spin-Up Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Disk I/O Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Host I/O Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

SFP Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

RAID Controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Battery Backup Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Embedded Applications - StorView . . . . . . . . . . . . . . . . . . . . . 20

SES Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Control and Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Status Indicator LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Power-On LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Channel Status LED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Power Supply Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Fan Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Drive LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Audible Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

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Table of Contents

2 Topologies and Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . 25

Operating Mode Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Simplex Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Dual Port Single Host Connection . . . . . . . . . . . . . . . . . . . . . . 26

Dual Port Single Host Dual Connection. . . . . . . . . . . . . . . . . . 27

Dual Port Multi-Host Single Connection . . . . . . . . . . . . . . . . . 28

Dual Port Multi-Host Dual Connection . . . . . . . . . . . . . . . . . . 29

Duplex Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Multi-Port Mirrored Single Host-Single Connection. . . . . . . . . . 31

Multi-Port Mirrored Single Host-Dual Connection. . . . . . . . . . . 32

Multi-Port Mirrored Dual Host System-Single Connection . . . . . 34

Multi-Port Mirrored Dual Host System-Quad Connection . . . . . 35

Multi-Port Mirrored SAN Attach Single Switch Connection . . . . 36

Multi-Port Mirrored SAN Attach Dual Switch Connection . . . . . 37

Daisy-Chain JBOD Enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Single Bus Dual-Loop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 38

SAN LUN Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Alternate Path Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Fibre Channel Media Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

A Word about Clustering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Minimizing Downtime for Maximum Data Availability . . . . . . . . 41

How Available are Clusters? . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Application of Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

3 Setup and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Storage System Detailed Installation . . . . . . . . . . . . . . . . . . . . . . 46

Installing the Storage System Enclosure into the Rack Cabinet . . 46

Installing the Storage System into the Tower Stand . . . . . . . . . . 49

Completing the Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Cabling the DC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . 54

Network Connectivity for Embedded StorView . . . . . . . . . . . . . 55

Before You Continue... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Special Note for Microsoft Windows 2000/2003 Installations . . . . 55

Operating Mode Configuration and Cabling . . . . . . . . . . . . . . . . 56

SES Controller Card Switch Setting Overview. . . . . . . . . . . . . . 56

Simplex Mode (NexStor 4911F/4912F/4931F/4932F). . . . . . . . . 59

Duplex Mode (NexStor 4921F/4922F/4941F/4942F) . . . . . . . . . 73

Disk Expansion – Daisy-Chaining . . . . . . . . . . . . . . . . . . . . . . . 95

Upgrades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

Embedded StorView Initial Setup . . . . . . . . . . . . . . . . . . . . . . . . 98

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Table of Contents

iii

Powering On the Storage System . . . . . . . . . . . . . . . . . . . . . . . . 102

Powering Off the Storage System . . . . . . . . . . . . . . . . . . . . . . . . 102

4 Managing and Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

Enclosure Component Monitoring . . . . . . . . . . . . . . . . . . . . . . . 103

Status Indicator LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

Power-On LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Channel Status LED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Power Supply Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Fan Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Drive LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Drive Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Drive Activity LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Drive Carrier LitePipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Audible Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

LED Matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

One-Touch Annunciation Configuration Display . . . . . . . . . . . . . 108

Enclosure Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

SES Commands Debug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Updating SES Controller Card Firmware . . . . . . . . . . . . . . . . . . . 112

Enclosure Fan Speed Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Manual Override. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

Setting the Communications Parameters Automatically . . . . . . . 117

Updating the Controller Firmware . . . . . . . . . . . . . . . . . . . . . . . 118

5 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

General Enclosure Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Logical Drive and OS Problems . . . . . . . . . . . . . . . . . . . . . . . . . 124

Common Fibre Loop/Bus Problems . . . . . . . . . . . . . . . . . . . . . . 125

Common Problems and Interpreting the LEDs . . . . . . . . . . . . . . 127

Terminal and COM Port Problems . . . . . . . . . . . . . . . . . . . . . . . 129

Problems During Bootup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130

6 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

Removing the Front Bezel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

Replacing the Cooling Fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133

Replacing an AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 135

Replacing a DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Replacing a Disk Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Replacing the Disk I/O Card . . . . . . . . . . . . . . . . . . . . . . . . . . . 141

Replacing the Host I/O Card . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

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Table of Contents

Replacing the SES Controller Card . . . . . . . . . . . . . . . . . . . . . . . 147

Replacing a RAID Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

Replacing the Enclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150

A Technical Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

B Port Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157

Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157

Optical SFP Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157

SES Controller Card RS-232 Service Port . . . . . . . . . . . . . . . . . . . 158

Null-Modem Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . 159

DC Power Supply Connector Pinout . . . . . . . . . . . . . . . . . . . . . 160

RS-232 Service Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161

Communication Cable Specifications . . . . . . . . . . . . . . . . . . . . . 162

10/100Base-T Ethernet Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162

C Regulatory Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163

Compliance Information Statement . . . . . . . . . . . . . . . . . . . . . . 163

FCC Class A Radio Frequency Interference Statement . . . . . . . . . 164

Class A Taiwanese Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . 165

Class A Japanese Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165

CE Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165

AC Power Cord Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

4900F.book Page iv Wednesday, May 18, 2005 10:07 AM

Preface

About this Manual

Welcome

Congratulations on the purchase of your new NexStor

4900F Series RAID

Storage System from nStor Corporation.

This new generation

Fibre Channel

storage system provides superior high-performance, redundancy and fault

tolerance with dual next generation FC-FC RAID Controllers

It’s unique 2U design is optimized to ﬁt in the compact space of today’s data

centers rack environments and as a deskside tower system.

The enclosure supports up to twelve hot pluggable 1-inch high

Fibre Channel

disk

drives in a 2U (3.47-inch) form factor.

Full component redundancy is provided

through a

hot pluggable cooling fan module which contains two in-line cooling fans

and a redundant

N+1 power system with dual hot pluggable independent power

supplies. Hot swappable components allow the storage system to maintain

continuous operation without interruption to normal service with the loss or

replacement of one component.

Host connectivity is provided through dual independent 2Gb per second Fibre

Channel ports per Host I/O card. RAID functionality is provided through

one or

two embedded

RAID

Controllers

. The controller supports RAID levels 0, 1, 5, 10,

and 50.

The

NexStor 4900F Series RAID Storage System

is available as a single controller

conﬁguration designed for Stand-Alone topologies or a dual controller conﬁguration

for Active-Active topologies. An optional conﬁguration is available that includes an

embedded version of the storage management software, StorView.

4900F.book Page v Wednesday, May 18, 2005 10:07 AM

About this Manual

Welcome

The following are descriptions of the NexStor 4900F Series product offerings:

NexStor 4911F is a 12-Bay 2 Gbit per second single RAID Controller in a 3.5"

(2U) rackmount storage solution with 512MB of cache memory, a

battery-backup unit, four host ports (2 ports per each Host I/O Card), two

high-performance Disk I/O Cards, and four optical transceivers. It also

includes StorView Storage Management software, dual AC power supplies,

dual AC power cords, SES Card, DB9 null modem cable, rackmount rail kit,

and removable cooling fan module. Drives are sold separately.

NexStor 4912F is a 12-Bay 2 Gbit per second single RAID Controller in a 3.5"

(2U) rackmount storage solution with 1GB of cache memory, battery-backup

unit, four host ports (2 ports per each Host I/O Card), and two

high-performance Disk I/O Cards. It also includes StorView Storage

Management software, four optical transceivers, dual AC power supplies, dual

AC power cords, SES Card, DB9 null modem cable, rackmount rail kit, and

removable cooling fan module. Drives are sold separately.

NexStor 4921F is a 12-Bay 2 Gbit per second dual RAID Controller in a 3.5"

(2U) rackmount storage solution with 1GB of cache memory, battery-backup

units, four host ports (2 ports per each Host I/O Card), and two

high-performance Disk I/O Cards. It also includes StorView Storage

Management software, four optical transceivers, dual AC power supplies, dual

AC power cords, SES Card, DB9 null modem cable, rackmount rail kit, and

removable cooling fan module. Drives are sold separately.

Product Identification

Storage Enclosure Cache Memory Type of StorView Controllers

NexStor 4000F Not Applicable Not Applicable 0

NexStor 4911F 512 MB Installable 1

NexStor 4912F 1 GB Installable 1

NexStor 4921F 1 GB Installable 2

NexStor 4922F 2 Gb Installable‘ 2

NexStor 4931F 512 MB Embedded 1

NexStor 4932F 1 Gb Embedded 1

NexStor 4941F 1 GB Embedded 2

NexStor 4942F 2 GB Embedded 2

4900F.book Page vi Wednesday, May 18, 2005 10:07 AM

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