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Manual Hitachi Universal Storage Platform V

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  • Hitachi Universal Storage Platform V - page 1

    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 Contents ...

  • Hitachi Universal Storage Platform V - page 2

    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 or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or stored in a database or retrieval syst ...

  • Hitachi Universal Storage Platform V - page 3

    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 ....................................................................... viii Intended Audience ................. ...

  • Hitachi Universal Storage Platform V - page 4

    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 ...................................................................................... 2-11 Service Pr ocessor .......................................... ...

  • Hitachi Universal Storage Platform V - page 5

    Contents v Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide Units and Unit Conversions.................................................................... A- 1 Acronyms and Abbreviations Index ...

  • Hitachi Universal Storage Platform V - page 6

    vi Contents Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 7

    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 Storage Platform V (USP V) and Hitachi Universal Storage Platform VM (USP VM) storage systems and provides general instructions for operating the USP V a ...

  • Hitachi Universal Storage Platform V - page 8

    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. These limits are designed to provide reasonable ...

  • Hitachi Universal Storage Platform V - page 9

    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 authorized serv ice providers who are involved in installing, configuring, and operating th e Hita chi Universa l Storage Platform V and/or Hitachi Universa ...

  • Hitachi Universal Storage Platform V - page 10

    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 ). • Added a table of specifications for the disk drives (new Table 2-3 ). • Upda ...

  • Hitachi Universal Storage Platform V - page 11

    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. • Table 3-5 lists the configuration g ...

  • Hitachi Universal Storage Platform V - page 12

    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. This document uses the following icon s to draw a ...

  • Hitachi Universal Storage Platform V - page 13

    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. • The exact content of any message(s) displayed on t ...

  • Hitachi Universal Storage Platform V - page 14

    xiv Preface Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 15

    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.  Universal Storage Platform V Family  New and Improved Capabilities  Specifications at a Glance  Software Products ...

  • Hitachi Universal Storage Platform V - page 16

    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 highest performing and most scalable storage solution, represents the first implementation of a large-scale, enterprise-class virtualization layer combin ...

  • Hitachi Universal Storage Platform V - page 17

    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 following new and improved capabilities as compared with the TagmaStore Universal Storage Platform and Network Storage Controller: • NEW! Hitachi Dynamic ...

  • Hitachi Universal Storage Platform V - page 18

    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. Table 1-1 Specifications – Universal Stora ge Platform V Controller Basic platform packaging unit: Integrated co ...

  • Hitachi Universal Storage Platform V - page 19

    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) 374.3 TB Maximum Usable Capac ity—RAID-6 Open systems (750- GB disks) 633.7 TB ...

  • Hitachi Universal Storage Platform V - page 20

    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. Table 1-2 Specifications – Universal Stora ge Platform VM Controller Single-rack configura tion: controll er and up to two disk ch assis ...

  • Hitachi Universal Storage Platform V - page 21

    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) 62.4 TB Maximum Usable Capac ity—RAID-1+ Open ...

  • Hitachi Universal Storage Platform V - page 22

    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 increase data accessibility and deliver enterprise-wide coverage of online data copy/relocation, data access/protection, and storage resource manageme ...

  • Hitachi Universal Storage Platform V - page 23

    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. Serv es as ...

  • Hitachi Universal Storage Platform V - page 24

    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. MK-96RD631 Hitachi LUN E xpansion Allows open-sy stem user s to concate n at e multiple L Us into sing le LUs to enable open - ...

  • Hitachi Universal Storage Platform V - page 25

    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. The C ...

  • Hitachi Universal Storage Platform V - page 26

    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. Server Installa tio n: MK-95HC 109 Getting Started: MK-96HC120 Server Administra tion: M ...

  • Hitachi Universal Storage Platform V - page 27

    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 chi Universal Storage Platform V and VM storage systems:  Hardware Architecture  Hardware Components  Control Panel and Emergency Power-Off S ...

  • Hitachi Universal Storage Platform V - page 28

    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. As shown, the USP V a ...

  • Hitachi Universal Storage Platform V - page 29

    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. 240 HDDs per storage sy stem Disk Path (m ax. 8 paths) AC-DC Power Supply In ...

  • Hitachi Universal Storage Platform V - page 30

    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. Each storage cluster contains all physical and logical elements (for example, power supplies, channel adapters, disk adapters, cache, control stor ...

  • Hitachi Universal Storage Platform V - page 31

    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. The USP V/VM controller is fully redundant and ha ...

  • Hitachi Universal Storage Platform V - page 32

    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. The shared me ...

  • Hitachi Universal Storage Platform V - page 33

    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. The front-end directors (FEDs) process the channel commands from the hosts and manage host ac ...

  • Hitachi Universal Storage Platform V - page 34

    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. Table 2-1 Front-End Director and Channel Specifications Parameter Specifications Number of fr ...

  • Hitachi Universal Storage Platform V - page 35

    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. The USP V can be configured with up to eight ...

  • Hitachi Universal Storage Platform V - page 36

    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. RAID-level intermix (all ...

  • Hitachi Universal Storage Platform V - page 37

    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. Table 2-3 Disk Dr ...

  • Hitachi Universal Storage Platform V - page 38

    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. Because of this redundancy, the Universal Storage Platform V/VM can sus ...

  • Hitachi Universal Storage Platform V - page 39

    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. Table 2-4 describes the items on the USP V/VM contro ...

  • Hitachi Universal Storage Platform V - page 40

    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. Applie s t o both storage clusters. SUBSYSTEM ALARM LED (Red) ...

  • Hitachi Universal Storage Platform V - page 41

    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). Figure 2-7 shows the location of the EPO switch on the US P VM (next to the c ...

  • Hitachi Universal Storage Platform V - page 42

    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. The cache management algorithms enable the USP V to stage up to o ne full RAID stripe ...

  • Hitachi Universal Storage Platform V - page 43

    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. All HDDs under a single BED pair must operate at the same data ...

  • Hitachi Universal Storage Platform V - page 44

    2-18 Architecture and Components Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 45

    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.  RAID Implementation  CU Images, LVIs, and LUs  Storage Navigator  System Option Modes, Host M ...

  • Hitachi Universal Storage Platform V - page 46

    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 technology on the Universal Storage Platform V: • Array Groups and RAID Levels • Sequential Data Striping • LDEV Striping Across Array Gro ups ...

  • Hitachi Universal Storage Platform V - page 47

    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 Track 48 to Track 55 Track 48 to Track 55 Track 40 to Track 47 Track 56 to Track 63 RAID -1 using 2D + 2D and 3 390- x LDEVs Trac k 0 to Trac k 7 Tra ...

  • Hitachi Universal Storage Platform V - page 48

    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 Track 23 nex t 8 tracks Parity Trac ks nex t 8 tracks RAID-5 using 3D + 1P and 3390- x LDEVs Parity Tracks Track 24 to Track 31 Track 32 to Track 39 Tr ...

  • Hitachi Universal Storage Platform V - page 49

    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 RAID-1 array groups (4D+4D), the Universal Storage Platform V supports LDEV striping across multiple RAID-5 array groups for improved LU performance i ...

  • Hitachi Universal Storage Platform V - page 50

    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 LDE V#B Array group 3 (7D+1P) Array group 4 (7D+1P) LDE V#C C-1 C-2 C-3 C-4 D-1 D-2 D-3 D-4 LDE V#D Array group 1 (7D+1P) Array group 2 (7D+1P) A-1 D ...

  • Hitachi Universal Storage Platform V - page 51

    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 configured with one control unit image for each 256 devices (one SSID for each 64 or 256 LDEVs) and supports a maximum of 510 CU images (255 in each logical di ...

  • Hitachi Universal Storage Platform V - page 52

    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. For information on other LU types (OPEN-3, OPEN-9), contact your Hitachi Data Systems repres ...

  • Hitachi Universal Storage Platform V - page 53

    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 the the Universal Storage Platform V and VM st orage systems via a local-area network (LAN) to obtain storage system configuration and status informa ...

  • Hitachi Universal Storage Platform V - page 54

    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 provide greater flexibility and enable the Universal Storage Platform V/VM to be tailored to unique customer operating requirements, additional operation ...

  • Hitachi Universal Storage Platform V - page 55

    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). (1) High-Speed Format support: When redefining all LDEVs in an array group using VLL Volume ...

  • Hitachi Universal Storage Platform V - page 56

    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. Mode 346 = ON: LUN Security i s operational without hos ...

  • Hitachi Universal Storage Platform V - page 57

    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. After that, when performing volatile PS ON, the control infor ...

  • Hitachi Universal Storage Platform V - page 58

    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 the u ser and not main te nance personnel are displayed on the Infor mation of SVP and Storage Navigator and are not repor ted to maintena nce person ...

  • Hitachi Universal Storage Platform V - page 59

    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. To change the SA _ID value from normal to un ...

  • Hitachi Universal Storage Platform V - page 60

    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 . Also, V ...

  • Hitachi Universal Storage Platform V - page 61

    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. Mode 676 = OFF: Do not store an audit log onto the system ...

  • Hitachi Universal Storage Platform V - page 62

    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 Replicator for z/OS This option is used to prevent Read JNL or JNL Restore when the Write Pend ing rate on RCU exceed s 60% as follows:  When CLPR of ...

  • Hitachi Universal Storage Platform V - page 63

    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 of MIH, this option can reduce the priority of SI, VM, CoW Shapshot, Fla sh Co py or Resync copy internal IO requests so that host IO has a higher pr ...

  • Hitachi Universal Storage Platform V - page 64

    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 Operation Target of Operation ON OFF ON Virtual LVI/LU N (CVS) All LDEV s in a PG No for ma t No format Virtual LVI/L UN (CVS) Some LDEVs in a PG No format ...

  • Hitachi Universal Storage Platform V - page 65

    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. When your system is configured, the hosts connected to each port are grou ...

  • Hitachi Universal Storage Platform V - page 66

    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 System-Managed St orage (SMS) compatibility, the Uni versal Storage Platform V and VM provi de the following functionalities and support in the mainf ...

  • Hitachi Universal Storage Platform V - page 67

    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 Platform V or VM storage system has been completed, the user configures the storage system for mainframe operations with assistance as needed from the Hi ...

  • Hitachi Universal Storage Platform V - page 68

    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 Storage Platform V/VM supports and of fers many features and functions for the open-systems environment, including: • Multi-initiator I/O configura ...

  • Hitachi Universal Storage Platform V - page 69

    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. The Configuration Guides provide information and instruct ...

  • Hitachi Universal Storage Platform V - page 70

    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 Platform V/VM has been completed, the user configures the storage system for open-systems operations with assistance as needed from the Hitachi Data Sys ...

  • Hitachi Universal Storage Platform V - page 71

    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. Backup Mode (USP V and VM) When backup mode is chosen and a power failure occurs, storage system operations will cont ...

  • Hitachi Universal Storage Platform V - page 72

    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 e Sy stem Operating 8 m in utes Data destage process Power off process 5 m in utes 24 hours (CM up to 128 GB) 18 hou rs (C M 132 G B to 256 G B) CM an ...

  • Hitachi Universal Storage Platform V - page 73

    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.  General Troubleshooting  Service Information Messages  Calling the Hitachi Data System ...

  • Hitachi Universal Storage Platform V - page 74

    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. The READY LED on the control panel must be ON when the storage system is operating online. Table ...

  • Hitachi Universal Storage Platform V - page 75

    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. For assistanc ...

  • Hitachi Universal Storage Platform V - page 76

    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, make sure to provide as much information about the problem as possible, including: • The circumstances surrounding the error or failure • The exac ...

  • Hitachi Universal Storage Platform V - page 77

    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. Table A-1 Conversions for Stan dard (U.S.) and Metric Units of Measu re ...

  • Hitachi Universal Storage Platform V - page 78

    A-2 Units and Unit Conversions Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 79

    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 director) ASTM American Society for Testing and Materials ATA Advanced Technology Attachment standard AVE average BC business continuity BED back-end ...

  • Hitachi Universal Storage Platform V - page 80

    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 dB(A) decibel (A-weighted) DFDSS Data Facility Dataset Services DFSMS Data Facility Syst em Managed Storage DFW DASD fast write DKA disk adapter DKC ...

  • Hitachi Universal Storage Platform V - page 81

    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 Manager Hi-Star Hierarchical Star Network HSN Hierarchical Star Network HWM high-water mark Hz Hertz ICKDSF A DSF command used to perform media maintenance ...

  • Hitachi Universal Storage Platform V - page 82

    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 online read margin OS operating system PAV Parallel Access Volume PB petabyte (see Convention for Storage Capacity Values ) PC personal computer system PC ...

  • Hitachi Universal Storage Platform V - page 83

    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 Hitachi Universal Storage Platf orm V USP VM Hitach i Universal Storage Platform VM VA volt-ampere VAC volts AC VCS VERITAS Cluster Server VDE Verband ...

  • Hitachi Universal Storage Platform V - page 84

    Acronyms-6 Acronyms and Ab breviations Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 85

    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 director, 2-9 C cache global, 3-24 memory battery backup, 2-6 switch cards, 2-3 canister mount, 3-2 commands cache fast write, 2-6 write inhi bit, 2-14 conve ...

  • Hitachi Universal Storage Platform V - page 86

    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 spare disk drives max qty, 2-11 storage clusters, 2-4 U USP advanced features and functions, 1-8 USP hardware architecture, 2-5 W write penalty, 3-4 ...

  • Hitachi Universal Storage Platform V - page 87

    Hitachi Un iversal Storag e Platform V/ VM User an d Reference G uide ...

  • Hitachi Universal Storage Platform V - page 88

    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.S.A. Phone: 1 408 970 1000 info@hds.co m Europe Headquarters Sefton Park Stoke Poges Buckin ...

Manufacturer Hitachi Category Computer Drive

Documents that we receive from a manufacturer of a Hitachi Universal Storage Platform V can be divided into several groups. They are, among others:
- Hitachi technical drawings
- Universal Storage Platform V manuals
- Hitachi product data sheets
- information booklets
- or energy labels Hitachi Universal Storage Platform V
All of them are important, but the most important information from the point of view of use of the device are in the user manual Hitachi Universal Storage Platform V.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Hitachi Universal Storage Platform V, service manual, brief instructions and user manuals Hitachi Universal Storage Platform V. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Hitachi Universal Storage Platform V.

Similar manuals

A complete manual for the device Hitachi Universal Storage Platform V, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Hitachi Universal Storage Platform V by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Hitachi Universal Storage Platform V.

A complete Hitachi manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Hitachi Universal Storage Platform V - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Hitachi Universal Storage Platform V, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Hitachi Universal Storage Platform V, that we can find in the current document
3. Tips how to use the basic functions of the device Hitachi Universal Storage Platform V - which should help us in our first steps of using Hitachi Universal Storage Platform V
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Hitachi Universal Storage Platform V
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Hitachi Universal Storage Platform V in a specific country, if it was not possible to solve the problem on our own.

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