Manuale d’uso / di manutenzione del prodotto Universal Storage Platform V del fabbricante Hitachi
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MK-96RD635-04 Hit achi Universal S t orage Plat form V Hit achi Universal S t orage Plat form VM User and Reference Guide F AS T F IN D L IN K S Document Organization Product Version Getting Help Cont.
ii Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Copyright © 2008 Hitachi Data Systems Corporation, ALL RIGHTS RESERVED Notice: N o part of this publicat ion may be reproduced.
Contents iii Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Contents Preface .................................................................................................. vii Safety and Enviro nmental Not ices .............
iv Contents Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Back-End Directors and Array Domains ........................................................ 2-9 Hard Disk Drives ......................................................
Contents v Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Units and Unit Conversions............................................
vi Contents Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
Preface vii Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Preface This document describes the physical, functional, and operational characteristics of the Hitachi Universal Sto.
viii Preface Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Safety and Environmental Notices Federal Communications Commission (FCC) Statement This equipment has been tested and found t o comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
Preface ix Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Intended Audience This document is intended for system administrators, Hitachi Data Systems representatives, and author.
x Preface Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Changes in this Revision • Added the 400-GB disk drive ( Specifications at a Glanc e , Hard Disk Drives ). • Updated the maximum usable capacity values ( Specifications at a Glance ).
Preface xi Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Referenced Documents Hitachi Universal Storage Platform V/VM documentation: • Table 1-3 lists the user documents for Storage Navigat or-based software. • Table 1-4 lists the user documents for host- and server-based software.
xii Preface Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Document Conventions The terms “Universal Storage Platform V” a nd “Universal Storage Platform VM” refer to all models of the Hitachi Universal Storage Platform V and VM storage systems, unless otherwise noted.
Preface xiii Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Getting Help If you need to call the Hitachi Data Systems Support Center, make sure to provide as much information about the problem as possible, including: • The circumstances surrounding the error or failure.
xiv Preface Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
1 Product Overview 1-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Product Overview This chapter provides an overview of the Universal Storage Platform V and VM storage systems.
1-2 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Universal Storage Platform V Family The Hitachi Universal Storage Platform ™ V family, the industry’s hig.
Product Overview 1-3 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide New and Improved Capabilities The Hitachi Universal Storage Platform V and VM storage systems offer the follo.
1-4 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Specifications at a Glance Specifications for the Universal St orage Platform V Table 1-1 provides a brief overview of the USP V specifications.
Product Overview 1-5 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Internal Raw Capacity Minimum (73-GB disks) 82 TB Maximum (750-GB disks) 850.8 TB Maximum Usable Capac ity—RAID-5 Open systems (750- GB disks) 739.3 TB Mainframe (400-GB disks) 374.
1-6 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Specifications for the Universal St orage Platform VM Table 1-2 provides a brief overview of the USP VM specifications.
Product Overview 1-7 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Controller Maximum Usable Capac ity—RAID-5 Open systems (750- GB disks) 144.7 TB Mainframe (400-GB disks) 73.3 TB Maximum Usable Capac ity—RAID-6 Open systems (750-GB dis ks) 124 TB Mainframe (400-GB disks) 62.
1-8 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Software Products The Universal Storage Platform V and VM pr ovide many advanced features and functions that .
Product Overview 1-9 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Table 1-3 Storage Navigator-B ased Software Name Description Documents Hitachi Storag e Navigator Hitachi Storag e Navigator Messages Obtains system configura tion and status in format ion and sends user- requested commands to t he storage systems.
1-10 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Encrypted Communications Allows users to employ SSL-encry pted co mmunications w ith the Hitachi Univ ersal Storage Pl atform V/VM.
Product Overview 1-11 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Table 1-4 Host/Server-Based Software Name Description Documents Hitachi Command Control Interface Enables open-syste m users to perform data replication and data protection operations by issuing co mmands from the host to t he Hitachi storage syst ems.
1-12 Product Overview Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide HiCommand Tuning Manager Provides i ntelligent and proactive performan ce and capacity monitoring as well as reporting and forecasting capabilities of storage resources.
2 Architecture and Components 2-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Architecture and Components This chapter describes the architectu re and components of the Hita .
2-2 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Hardware Architecture Figure 2-1 illustrates the hardware ar chitecture of the Universal Storage Platform V storage system. Figure 2-2 illustrates the hardware architecture of the Universal Storage Platform VM st orage system.
Architecture and Components 2-3 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide DKA DKA CSW CSW CMA CMA SMA SMA Channel I nt erf ace FC-AL (4 Gbps/port ) Cache Path SM Path Max. 60 HDDs Disk Unit Batt ery Box Battery Box Controll er Power Suppl y Max.
2-4 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Storage Clusters Each controller consists of two redundant controller halves called storage clusters.
Architecture and Components 2-5 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Hardware Components The USP V/VM hardware includes the controll er, disk unit, and power supply components. Each component is connect ed over the cache paths, shared memory paths, and/or disk paths.
2-6 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Shared Memory The nonvolatile shared memory contains the cache directory and configuration information for the USP V/VM sto rage system. The path group arrays (for example, for dynamic path selection) also reside in the shared memory.
Architecture and Components 2-7 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Front-End Directors and Host Channels The Universal Storage Platform V and VM support all-mainframe, a ll-open- system, and multiplatform configuratio ns.
2-8 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Table 2-1 lists the specifications and configurations for the front-end directors and specifies the number of channel connections for eac h configuration.
Architecture and Components 2-9 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Back-End Directors and Array Domains The back-end director (BED) features co ntrol the transfer of data between the disk drives and cache. The BEDs are installed in pairs for redundancy and performance.
2-10 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Figure 2-3 illustrates a conceptual array domain. All functions, paths, and disk drives controlled by one BED pair are called an “arra y domain.” An array domain can contain a variety of LVI and/or L U configurations.
Architecture and Components 2-11 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Hard Disk Drives The Universal Storage Platform V/VM uses disk drives with fixed-block- architecture (FBA) format. Table 2-3 lists and describes the currently available hard disk drives: 72 GB, 146 GB, 300 GB, 400 GB, and 750 GB.
2-12 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Power Supplies Each storage cluster is powered by its own set of redundant power supplies, and each power supply is able to prov ide power for the entire system, if necessary.
Architecture and Components 2-13 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Control Panel and Emergency Power-Off Switch Control Panel Figure 2-4 shows the location of the control panel on the USP V, a nd Figure 2-5 shows the location of the control panel on the USP VM.
2-14 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Table 2-4 Control Pa nel (US P V and USP VM) Name Type Description SUBSYSTEM READY LED (Green) When lit, indic ates that input /output operati on on the channel interface is pos sible.
Architecture and Components 2-15 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Emergency Power-Off Switch Figure 2-6 shows the location of the em ergency power- off (EPO) switch on the USP V (top right corner of the bac k side of controller frame).
2-16 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Intermix Configurations RAID-Level Intermix RAID technology provides full fault-tole rance capability for the disk drives of the Universal Storage Platform V/VM.
Architecture and Components 2-17 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Hard Disk Drive Inter mix All hard disk drives (HDDs) in one array group (parity group) must be of the same capacity and type. Different HDD types can be attached to the same BED pair.
2-18 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
3 Functional and Operational Characteristics 3-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Functional and Operational Characteristics This chapter discusses the functional and operational capabilities of the U SP V.
3-2 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide RAID Implementation This section provides an overview of the implementation of RAID.
Functional and Operational Characteristics 3-3 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Track 32 to Track 39 Track 32 to Track 39 Track 40 to Track 47 Track 56 to Track 63.
3-4 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Trac k 0 to Trac k 7 Parity Trac ks Track 8 to Track 15 Parity Tracks Track 16 to T.
Functional and Operational Characteristics 3-5 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide LDEV Striping Across Array Groups In addition to the conventional concatenation of .
3-6 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Array group 1 (7D+1P) Array group 2 (7D+1P) LDE V#A A-1 A-2 A-3 A-4 B-1 B-2 B-3 B-4.
Functional and Operational Characteristics 3-7 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide CU Images, LVIs, and LUs CU Images The Universal Storage Platform V/VM is configure.
3-8 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Logical Units The Universal Storage Platform V/VM is conf igured with OPEN-V LU types. The OPEN-V LU can vary i n size from 48.1 MB to 4 TB.
Functional and Operational Characteristics 3-9 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Storage Navigator The Hitachi Storage Navigator software communicates directly with.
3-10 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide System Option Modes, Host Mo des, and Host Mode Options System Option Modes To pro.
Functional and Operational Characteristics 3-11 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 269 Common Hi gh-Speed Format for Virtual LVI/LUN ( VLL) (availab le for all device emulation types).
3-12 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 346 Open If an HBA containing HP WWN being co nnected, the L U N Security func ti on is operatio n al by setting s ystem option mode 346.
Functional and Operational Characteristics 3-13 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 460 SM SVP When turning off PS, the control information of the following software stored in shared memory will be backed up in SVP.
3-14 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 471 Common SIMs that require action only by.
Functional and Operational Characteristics 3-15 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 493 Mainframe The CUIR function requires that the SA_ID reported to the host is unique. The SA_ID value c annot be changed during online operations.
3-16 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 503 Common For the Install CV, Make Volu me, and Volume Ini tialize functions of Virtual LVI/ LUN, after LDEVs are insta lled, LDEV format is suppressed, and a blocked LDEV is created .
Functional and Operational Characteristics 3-17 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 676 Audit Log Store an audit log on the system disk as specifie d by the user. Mode 676 = ON: Store an audi t log onto the system disk.
3-18 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 690 Univ ersal Replicator and Universal Rep.
Functional and Operational Characteristics 3-19 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mode Category Function Default MCU/RCU 704 OPEN and mainframe To reduce the chance.
3-20 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Table 3-2 Modes 503 and 269: St orage Navigator Operations Mode 269 Mode 503 Opera.
Functional and Operational Characteristics 3-21 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Host Modes and Host Mode Options The Universal Storage Platform V/VM supports connection of multiple server hosts of different platforms to each of its ports.
3-22 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mainframe Operations Mainframe Compatibility and Functionality In addition to full.
Functional and Operational Characteristics 3-23 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Mainframe Configuratio n After physical installation of the Univ ersal Storage Pla.
3-24 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Open-Systems Operations Open-Systems Compatibility and Functionality The Universal.
Functional and Operational Characteristics 3-25 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Open-Systems Host Platform Support Table 3-5 lists the open-systems host platforms supported by the USP V/VM and the corresponding Configuration Guide for each host platform.
3-26 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Open-Systems Configuration After physical installation of the Universal Storage Pl.
Functional and Operational Characteristics 3-27 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Battery Backup Operations Figure 3-6 illustrates the two types of backup operations: backup mode and destage mode.
3-28 Functional and Operational Characteristics Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Detec tion of Po wer F ail ure A C Input Power Failure Occurs 1 minute St o r a g .
4 Troubleshooting 4-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Troubleshooting This chapter provides basic troubles hooting information for the Universal Storage Platform V/VM and instructions for c alling technical support.
4-2 Troubleshooting Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide General Troubleshooting The Hitachi Universal Storage Platform V and VM storage systems are not expected to fail in any way that would prevent access to user data.
Troubleshooting 4-3 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Service Information Messages The Universal Storage Platform V an d VM generate service information messages (SIMs) to identify normal operations (for exa mple, TrueCopy pair status change) as well as service requ irements and errors or failure s.
4-4 Troubleshooting Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Calling the Hitachi Data Systems Support Cent er If you need to call the Hitachi Data Systems Support Center, .
A Units and Unit Conversions A-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Units and Unit Conversions Table A-1 provides conversions for standard (U.S.) and metric units of measure associated with the Universal Storage Platform V/VM storage systems.
A-2 Units and Unit Conversions Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
Acronyms and Abbreviations Acronyms-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Acronyms and Abbreviations A ampere ACP array control processor (another name for bac k-end .
Acronyms-2 Acronyms and Ab breviations Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide CVS Custom Volume Size (another name for Virtual LVI/LUN) DASD direct access storage device.
Acronyms and Abbreviations Acronyms-3 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide HDS Hitachi Data Systems HDU hard disk unit HGLAM HiCommand Gl obal Link Availability Manage.
Acronyms-4 Acronyms and Ab breviations Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ODM Object Data Manager OEM original equipment manufacturer OFC open fibre control ORM onli.
Acronyms and Abbreviations Acronyms-5 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide UIM unit info rmat ion module UL Underwriters’ Laboratories μ m micron, micrometer USP V .
Acronyms-6 Acronyms and Ab breviations Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
Index Index-1 Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Index A alternate pathing scheme, 2-4 arbitrated-loop topology, 2-9 array domain, 2-10 group, 3-2 B back-end directo.
Index-2 Index Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide S scrubbing background, 2-11 service processor, 2-11 shared memory nonvolatile, 2-6 single po ints of fa ilure, 2-4 .
Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide.
MK-96RD635-04 Hitachi Data Systems Corporate Headquarters 750 Central Expressway Santa Clara, California 95050- 2627 U.S.A. Phone: 1 408 970 1000 www.hds.com info@hds.co m Asia Pacific and Americas 750 Central Expressway Santa Clara, California 95050- 2627 U.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Hitachi Universal Storage Platform V è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Hitachi Universal Storage Platform V - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Hitachi Universal Storage Platform V imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Hitachi Universal Storage Platform V ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Hitachi Universal Storage Platform V, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Hitachi Universal Storage Platform V.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Hitachi Universal Storage Platform V. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Hitachi Universal Storage Platform V insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
