IBM Enterprise Storage Server 2105 E10 Technisches Handbuch

IBM Enterprise Storage Server

™

Introduction and Planning Guide

2105 Models E10, E20, F10, and F20

GC26-7294-05

IBM

IBM Enterprise Storage Server

™

Introduction and Planning Guide

2105 Models E10, E20, F10, and F20

GC26-7294-05

IBM

Note!

Before using this information and the product it supports, read the information in “Notices” on page 95.

Sixth Edition (December 2000)

This edition replaces GC26–7294–04.

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Contents

Figures ...........................vii

Tables ............................ix

Safety and environmental notices .................xi

Product recycling ........................xi

Disposing of products.......................xi

About this guide .......................xiii

Who should use this guide ....................xiii

Frequently used terms ......................xiii

Publications ..........................xvi

The ESS product library ....................xvi

Ordering publications .....................xvii

Related publications......................xvii

Web sites...........................xix

Summary of Changes .....................xxi

Chapter 1. Introduction......................1

IBM Enterprise Storage Server overview ................1

Host systems supported by the ESS ................2

Web interfaces ........................4

Service interface........................9

Fibre-channel connection ....................10

Introducing the IBM Subsystem Device Driver ............12

IBM Enterprise Storage Server availability features ...........14

Redundant array of independent disks implementation .........14

Non-RAID disk group support ..................15

Predictive failure analysis ....................15

Failover protection ......................15

Sparing...........................15

Fibre-channel support .....................15

Cache ...........................16

Nonvolatile storage ......................16

Concurrent maintenance ....................16

FlashCopy .........................16

Peer-to-Peer Remote Copy ...................17

FlashCopy and PPRC restrictions for open system hosts ........18

UNIX, Windows NT, and Windows 2000 availability features .......18

System/390 availability features..................19

Descriptions and comparisons of the IBM Enterprise Storage Server models 20

Power differences between models ................21

Features ..........................21

Logical subsystems .......................23

Chapter 2. Planning the physical configuration ............25

United States-government orders ..................25

Power features .........................25

Power outlets ........................25

Uninterruptible power system...................26

Power supply input voltage ...................26

Power cables ........................26

Remote support features ....................26

Extension cords .......................28

Adapter features ........................29

SCSI host adapters ......................30

Fibre-channel host adapters ...................30

ESCON host-adapters .....................30

Device adapters .......................30

Reserved loops........................31

Memory capacity features .....................31

Physical configuration features and options ..............31

DDM cages and 8 packs ....................32

Physical configuration options ..................32

ESS storage on demand ....................34

Feature codes and requirements for attaching 7133 drawers ........36

Connection hardware ......................37

SCSI host cables .......................37

Fibre-channel cables......................38

ESCON host cables ......................38

Remote-power-control attachment cables ..............39

Language for the operator panel ..................39

Configuration changes ......................40

Optional one-year warranty ....................40

Licensed internal code and optional software..............40

Parallel Access Volumes (PAV) ..................40

ESS Copy Services ......................40

Guidelines for enabling and using ESS Web Copy Services .......41

Planning ESS Copy Services configuration .............45

IBM Subsystem Device Driver ..................46

Chapter 3. Installation planning ..................49

Equipment requirements .....................49

Engineering changes.......................50

Site requirements for the ESS ...................50

Service clearance and floor-loading requirements for the ESS ......55

Planning for installation of the ESSNet ...............57

Power requirements .......................58

Input voltages and frequencies ..................58

Power consumption and environmental information ..........58

Cooling requirements .....................59

Operating environment ......................59

Power on environment .....................59

Power off and storage environments ................60

Recommended storage points or ranges ..............60

Energy saving law.......................60

Power cable and power connector requirements ............60

Power cable connectors ....................61

Outlet power for the extension cord ................63

Remote service connection ...................63

Chapter 4. Planning for communication ...............65

Communication overview .....................65

Guidelines for completing the Communication Resources work sheet .....65

Communications for ESS Web Copy Services .............73

Disaster Recovery Considerations for Copy Services ..........76

Chapter 5. Planning data migration ................79

iv ESS Introduction and Planning

UNIX, Windows NT, Windows 2000 and OS/400 host systems .......79

Replacing existing storage.....................80

Reformatting existing disk drive modules ..............80

524-byte sector format .....................80

Open system host views of the IBM Enterprise Storage Server .......81

OS/400 operating systems ...................81

UNIX systems ........................81

System/390 hosts ........................82

Data migration planning ....................82

IBM data migration and other services ...............82

Appendix A. Communication Resources work sheet ..........85

Appendix B. Communication Resources (ESS Web Copy Services) work

sheet ...........................89

Appendix C. Adding and Removing Drawers and Racks ........91

Drawer Placement .......................91

7133 Model 20 Requirements ..................91

Model D40 Requirements ....................92

7133 Model 020 and D40 Requirements for 2105 Installations .......93

Notices ...........................95

Trademarks ..........................95

Electronic emission notices ....................96

Federal Communications Commission (FCC) statement .........96

Industry Canada compliance statement ...............97

European community compliance statement .............97

Japanese Voluntary Control Council for Interference (VCCI) class A statement 98

Korean government Ministry of Communication (MOC) statement .....98

Taiwan class A compliance statement ...............98

IBM agreement for licensed internal code ...............98

Actions you must not take....................99

Statement of Limited Warranty...................100

Part 1 – General Terms ....................100

Part 2 - Country-unique Terms..................102

Glossary ..........................107

Index ............................119

Contents v

vi ESS Introduction and Planning

Figures

1. Models E10, E20, F10, and F20; front and rear views..................2

2. Expansion enclosure, front and rear views ......................2

3. Connecting to ESS Web Copy Services server groups .................8

4. Point-to-point topology.............................10

5. Switched fabric topology ............................11

6. Arbitrated loop topology ............................12

7. Multipath connections between a host server and ESS LUNs ..............13

8. Reserved loops ...............................31

9. Cable cutout and door clearance for Models E10, F10, E20, and F20 ...........53

10. Cable cutout and door clearance for Model 100 ...................54

11. ESS Web Copy Services configuration with DNS ...................74

viii ESS Introduction and Planning

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