Hitachi 9900 Series User manual

Hitachi Freedom Stora
g
e™
Lightning 9900™
User and Reference Guide

Hitachi Lightning 9900™ User and Reference Guide iii
© 2003 Hitachi Data Systems Corporation, ALL RIGHTS RESERVED
Notice: No part of this publication may be reproduced or transmitted in any form or by any
electronic or mechanical means, including photocopying and recording, or stored in a
database or retrieval system for any purpose, without the express written permission of
Hitachi Data Systems Corporation.
Hitachi Data Systems reserves the right to make changes to this document at any time
without notice and assumes no responsibility for its use. Hitachi Data Systems products and
services can only be ordered under the terms and conditions of Hitachi Data Systems’
applicable agreements, including license agreements. All of the features described in this
document may not be currently available. Refer to the most recent product announcement
or contact your local Hitachi Data Systems sales office for information on feature and
product availability.
This document contains the most current information available at the time of publication.
When new and/or revised information becomes available, this entire document will be
updated and distributed to all registered users.
Trademarks
Hitachi Data Systems is a registered trademark and service mark of Hitachi, Ltd. The Hitachi
Data Systems design mark is a trademark and service mark of Hitachi, Ltd.
Hi-Track is a registered trademark of Hitachi Data Systems Corporation.
Extended Serial Adapter, ExSA, Hitachi Freedom Storage, Hitachi Graph-Track, and Lightning
9900 are trademarks of Hitachi Data Systems Corporation.
APC and Symmetra are trademarks or registered trademarks of American Power Conversion
Corporation.
HARBOR is a registered trademark of BETA Systems Software AG.
AIX, DYNIX/ptx, ESCON, FICON, IBM, MVS, MVS/ESA, VM/ESA, and S/390 are registered
trademarks or trademarks of International Business Machines Corporation.
Microsoft, Windows, and Windows NT are registered trademarks of Microsoft Corporation.
Tantia is a trademark of Tantia Technologies Inc. Tantia Technologies is a wholly owned
subsidiary of BETA Systems Software AG of Berlin.
All other brand or product names are or may be registered trademarks, trademarks or
service marks of and are used to identify products or services of their respective owners.
Notice of Export Controls
Export of technical data contained in this document may require an export license from the
United States government and/or the government of Japan. Contact the Hitachi Data
Systems Legal Department for any export compliance questions.

iv Preface
Document Revision Level
Revision Date Description
MK-90RD008-0 July 2000 Initial Release
MK-90RD008-1 November 2000 Revision 1, supersedes and replaces MK-90RD008-0
MK-90RD008-2 March 2001 Revision 2, supersedes and replaces MK-90RD008-1
This document revision applies to 9900 microcode versions 01-12-xx.
MK-90RD008-3 June 2001 Revision 3, supersedes and replaces MK-90RD008-2
This document revision applies to 9900 microcode versions 01-13-xx.
MK-90RD008-4 January 2002 Revision 4, supersedes and replaces MK-90RD008-3
This document revision applies to 9900 microcode versions 01-16-xx.
MK-90RD008-5 February 2002 Revision 5, supersedes and replaces MK-90RD008-4
This document revision applies to 9900 microcode versions 01-17-xx.
MK-90RD008-6 May 2002 Revision 6, supersedes and replaces MK-90RD008-5
This document revision applies to 9900 microcode versions 01-17-yy.
MK-90RD008-7 October 2003 Revision 7, supersedes and replaces MK-90RD008-6
This revision applies to 9900 microcode versions 01-18-67 and higher.
Source Documents for this Revision
DKC410I/405I Disk Subsystem Maintenance Manual, revision 12.1 (August 2003).
RAID400_RAID450_Public_Mode_Rev.2a (April 29, 2003).
Changes in this Revision
Updated description of disk drive and cache upgrades to remove the statement that all
upgrades can be made with minimal impact (section 1.1.7).
Added information on the 146-GB hard disk drive (sections 2.3, 2.4.2, 2.4.3; Table 2.2,
Table 2.3, Table 5.8, Table 5.9, Table 5.18).
Added information on the public system option modes (new section 3.5, new Table 3.2-
Table 3.8).

Hitachi Lightning 9900™ User and Reference Guide v
Preface
This document describes the physical, functional, and operational characteristics of the
Hitachi Lightning 9900™ subsystem, provides general instructions for operating the 9900
subsystem, and provides the installation and configuration planning information for the 9900
subsystem.
This document assumes that:
The user has a background in data processing and understands direct-access storage
device (DASD) subsystems and their basic functions,
The user is familiar with the S/390®(mainframe) operating systems and/or open-system
platforms supported by the 9900 subsystem, and
The user is familiar with the equipment used to connect RAID disk array subsystems to
the supported host systems.
For further information on Hitachi Data Systems products and services, please contact your
Hitachi Data Systems account team, or visit Hitachi Data Systems worldwide web site at
http://www.hds.com. For specific information on supported host systems and platforms for
the Lightning 9900™ subsystem, please refer to the 9900 user documentation for the
platform, or contact the Hitachi Data Systems Support Center.
Note: Unless otherwise noted, the term “9900” refers to the entire Hitachi Lightning 9900™
subsystem family, including all models (e.g., 9960, 9910) and all configurations (e.g., all-
mainframe, all-open, multiplatform).
Note: The use of Hitachi Data Systems products is governed by the terms of your license
agreement(s) with Hitachi Data Systems.
Microcode Level
This document revision applies to 9900 microcode versions 01-18-67 and higher.
COMMENTS
Please send us your comments on this document: [email protected].
Make sure to include the document title, number, and revision.
Please refer to specific page(s) and paragraph(s) whenever possible.
(All comments become the property of Hitachi Data Systems Corporation.)
Thank you!

vi Preface

Hitachi Lightning 9900™ User and Reference Guide vii
Contents
Chapter 1 Overview of the Lightning 9900™ Subsystem
1.1 Key Featuresof theLightning 9900™Subsystem............................ 1
1.1.1 ContinuousData Availability ..................................... 2
1.1.2 Connectivity.................................................. 2
1.1.3 S/390®Compatibilityand Functionality............................. 3
1.1.4 Open-SystemsCompatibilityandFunctionality....................... 3
1.1.5 HitachiFreedomNAS™andHitachiFreedomSAN™.................... 4
1.1.6 ProgramProducts andServiceOfferings............................ 6
1.1.7 SubsystemScalability........................................... 8
1.2 Reliability, Availability,and Serviceability................................ 9
Chapter 2 Subsystem Architecture and Components
2.1 Overview ..........................................................11
2.2 Componentsof theController Frame ....................................14
2.2.1 StorageClusters...............................................14
2.2.2 NonvolatileShared Memory......................................15
2.2.3 NonvolatileDuplex Cache .......................................15
2.2.4 Multiple Dataand ControlPaths ..................................16
2.2.5 RedundantPower Supplies.......................................16
2.2.6 Client-HostInterface Processors(CHIPs)andChannels.................16
2.2.7 Channels ....................................................18
2.2.8 ArrayControlProcessors(ACPs) ..................................19
2.3 ArrayFrame........................................................21
2.3.1 DiskArray Groups..............................................23
2.3.2 Sequential DataStriping ........................................24
2.4 IntermixConfigurations...............................................25
2.4.1 RAID-1 &RAID-5 Intermix........................................25
2.4.2 HardDisk DriveIntermix ........................................25
2.4.3 DeviceEmulation Intermix.......................................26
2.5 ServiceProcessor (SVP)...............................................27
2.6 RemoteConsole PC ..................................................27
Chapter 3 Functional and Operational Characteristics
3.1 New 9900 Features and Capabilities .....................................29
3.2 I/OOperations......................................................29
3.3 Cache Management ..................................................30
3.3.1 Algorithmsfor CacheControl.....................................30
3.3.2 Write Pending Rate ............................................30
3.4 Control Unit (CU) Images, LVIs, and LUs ..................................31
3.4.1 CUImages ...................................................31
3.4.2 LogicalVolume Image(LVIs) .....................................31
3.4.3 Logical Unit (LU) Type..........................................31
3.5 SystemOption Modes.................................................32

viii Contents
3.6 Open Systems Features and Functions................................... 37
3.6.1 FailoverandSNMPSupport...................................... 37
3.6.2 Share-EverythingArchitecture................................... 37
3.6.3 SCSI Extended Copy Command Support ............................ 37
3.7 Data Management Functions .......................................... 38
3.7.1 HitachiTrueCopy (TC) ......................................... 40
3.7.2 Hitachi TrueCopy – S/390®(TC390) ............................... 40
3.7.3 Hitachi ShadowImage (SI)....................................... 41
3.7.4 Hitachi ShadowImage – S/390®(SI390)............................. 41
3.7.5 CommandControl Interface(CCI) ................................ 42
3.7.6 ExtendedCopyManager(ECM)................................... 42
3.7.7 Hitachi Extended Remote Copy (HXRC) ............................ 43
3.7.8 HitachiNanoCopy™............................................ 44
3.7.9 Data Migration ............................................... 44
3.7.10 Hitachi RapidXchange (HRX)..................................... 45
3.7.11 Hitachi Multiplatform Backup/Restore (HMBR) ...................... 45
3.7.12 HARBOR®File-Level Backup/Restore.............................. 46
3.7.13 HARBOR®FileTransfer......................................... 46
3.7.14 HiCommand™ ................................................ 46
3.7.15 LUN Manager ................................................ 47
3.7.16 LUSize Expansion(LUSE)....................................... 47
3.7.17 Virtual LVI/LUN .............................................. 47
3.7.18 FlashAccess.................................................. 48
3.7.19 Cache Manager............................................... 48
3.7.20 Hitachi SANtinel.............................................. 49
3.7.21 Hitachi SANtinel – S/390®....................................... 49
3.7.22 PrioritizedPortandWWNControl(PPC) ........................... 50
3.7.23 HitachiParallel AccessVolume(HPAV) ............................ 50
3.7.24 Dynamic Link Manager™ (DLM)................................... 50
3.7.25 LDEVGuard.................................................. 50
3.7.26 HitachiCruiseControl.......................................... 51
3.7.27 HitachiGraph-Track™.......................................... 52
Chapter 4 Configuring and Using the 9900 Subsystem
4.1 S/390®Configuration ................................................ 53
4.1.1 Subsystem IDs (SSIDs) .......................................... 53
4.2 S/390®HardwareDefinition........................................... 54
4.2.1 HardwareDefinition UsingIOCP (MVS,VM,orVSE) ................... 54
4.2.2 HardwareDefinition UsingHCD(MVS/ESA) ......................... 59
4.2.3 Defining the 9900 to VM/ESA®Systems ............................ 70
4.2.4 Defining the 9900 to TPF ....................................... 70
4.3 S/390®Operations .................................................. 71
4.3.1 Initializing the LVIs............................................ 71
4.3.2 DeviceOperations: ICKDSF...................................... 71
4.3.3 MVSCache Operations ......................................... 73
4.3.4 VM/ESA®CacheOperations ..................................... 75
4.3.5 VSE/ESACacheOperations...................................... 75

Hitachi Lightning 9900™ User and Reference Guide ix
4.4 Open-Systems Configuration ...........................................76
4.4.1 Configuring theFibre-Channel Ports ...............................77
4.4.2 Virtual LVI/LUN Devices.........................................77
4.4.3 LUSize Expansion(LUSE) Devices .................................77
4.5 OpenSystemsOperations .............................................78
4.5.1 CommandTag Queuing .........................................78
4.5.2 Host/ApplicationFailoverSupport.................................78
4.5.3 PathFailoverSupport ..........................................79
4.5.4 RemoteSIM (R-SIM) Reporting....................................80
4.5.5 SNMP Remote Subsystem Management .............................80
4.5.6 NASand SANOperations ........................................80
Chapter 5 Planning for Installation and Operation
5.1 UserResponsibilities .................................................81
5.2 ElectricalSpecifications andRequirementsforThree-PhaseSubsystems.........82
5.2.1 Internal Cable Diagram .........................................82
5.2.2 PowerPlugs..................................................83
5.2.3 Features.....................................................84
5.2.4 Current Rating, Power Plug, Receptacle, and Connector for
Three-Phase(60 Hzonly)........................................84
5.2.5 InputVoltageTolerances........................................85
5.3 ElectricalSpecifications andRequirementsforSingle-PhaseSubsystems.........86
5.3.1 Internal Cable Diagram .........................................86
5.3.2 PowerPlugs..................................................88
5.3.3 Features.....................................................91
5.3.4 Current Rating, Power Plug, Receptacle, and Connector for
Single-Phase(60 Hzonly)........................................91
5.3.5 InputVoltageTolerances........................................92
5.4 Dimensions and Weight ...............................................93
5.5 FloorLoadingandCable RoutingRequirements ............................96
5.5.1 ServiceClearance Requirements..................................96
5.5.2 MinimumSubsystemDiskConfiguration............................101
5.5.3 FloorLoad Rating.............................................105
5.5.4 Cable Requirements...........................................109
5.6 Channel Specifications andRequirements................................110
5.7 Environmental Specifications and Requirements...........................111
5.7.1 Temperature and Humidity Requirements..........................111
5.7.2 Power Consumption and Heat Output Specifications..................111
5.7.3 Loudness ...................................................113
5.7.4 AirFlow Requirements.........................................113
5.7.5 VibrationandShockTolerances..................................114

x Contents
Chapter 6 Troubleshooting
6.1 Troubleshooting................................................... 115
6.2 ServiceInformation Messages(SIMs) ................................... 116
6.3 Calling the Hitachi Data Systems Support Center ......................... 117
Appendix A Unit Conversions ...................................................... 119
Acronyms and Abbreviations....................................................... 121