Page 3 - Contents
Contents iii Hitachi Universal Storage Platform V/VM User and Reference Guide Contents Preface .................................................................................................. vii Safety and Environmental Notices.........................................................................
Page 5 - Acronyms and Abbreviations
Contents v Hitachi Universal Storage Platform V/VM User and Reference Guide Units and Unit Conversions.................................................................... A-1 Acronyms and Abbreviations Index
Page 7 - Preface; This preface includes the following information:
Preface vii Hitachi Universal Storage Platform V/VM User and Reference Guide 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 g...
Page 8 - Safety and Environmental Notices; Federal Communications Commission (FCC) Statement; “EINE LEICHT ZUGÄNGLICHE TRENN-VORRICHTUNG, MIT EINER KONTAKT-; CLASS 1 LASER PRODUCT; Beseitigung vom Benutzer geeignete Maßnahmen zu ergreifen sind.
viii Preface Hitachi Universal Storage Platform V/VM User and Reference Guide Safety and Environmental Notices Federal Communications Commission (FCC) Statement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. Thes...
Page 9 - Intended Audience; This document assumes the following:; Product Version
Preface ix Hitachi Universal Storage Platform V/VM User and Reference Guide Intended Audience This document is intended for system administrators, Hitachi Data Systems representatives, and authorized service providers who are involved in installing, configuring, and operating the Hitachi Universal S...
Page 10 - Changes in this Revision; Specifications at a Glance; Document Organization; chapter title
x Preface Hitachi Universal Storage Platform V/VM User and Reference Guide Changes in this Revision • Added the 400-GB disk drive ( Specifications at a Glance , Hard Disk Drives ). • Updated the maximum usable capacity values ( Specifications at a Glance ). • Added a table of specifications for the ...
Page 11 - Referenced Documents; Hitachi Universal Storage Platform V/VM documentation:; Table 3-5 lists the configuration guides for host attachment.; IBM; DFSMSdfp Storage Administrator Reference, SC28-4920
Preface xi Hitachi Universal Storage Platform V/VM User and Reference Guide Referenced Documents Hitachi Universal Storage Platform V/VM documentation: • Table 1-3 lists the user documents for Storage Navigator-based software. • Table 1-4 lists the user documents for host- and server-based software....
Page 12 - Document Conventions; Convention for Storage Capacity Values
xii Preface Hitachi Universal Storage Platform V/VM User and Reference Guide Document Conventions The terms “Universal Storage Platform V” and “Universal Storage Platform VM” refer to all models of the Hitachi Universal Storage Platform V and VM storage systems, unless otherwise noted. This document...
Page 13 - Getting Help; The circumstances surrounding the error or failure.; Comments
Preface xiii Hitachi Universal Storage Platform V/VM User and Reference Guide 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...
Page 15 - Product Overview; Universal Storage Platform V Family
1 Product Overview 1-1 Hitachi Universal Storage Platform V/VM User and Reference Guide 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
...
Page 17 - New and Improved Capabilities; FICON; The USP V supports up to 112 ESCON ports (96 for TagmaStore USP).
Product Overview 1-3 Hitachi Universal Storage Platform V/VM User and Reference Guide 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...
Page 18 - Specifications for the Universal Storage Platform V; Table 1-1 provides a brief overview of the USP V specifications.; Specifications – Universal Storage Platform V
1-4 Product Overview Hitachi Universal Storage Platform V/VM User and Reference Guide Specifications at a Glance Specifications for the Universal Storage Platform V Table 1-1 provides a brief overview of the USP V specifications. Table 1-1 Specifications – Universal Storage Platform V Controller Bas...
Page 20 - Specifications for the Universal Storage Platform VM; Table 1-2 provides a brief overview of the USP VM specifications.; Specifications – Universal Storage Platform VM
1-6 Product Overview Hitachi Universal Storage Platform V/VM User and Reference Guide Specifications for the Universal Storage Platform VM Table 1-2 provides a brief overview of the USP VM specifications. Table 1-2 Specifications – Universal Storage Platform VM Controller Single-rack configuration: ...
Page 22 - Software Products; NEW – Hitachi Dynamic Provisioning; application service interruptions, and reduce costs.
1-8 Product Overview Hitachi Universal Storage Platform V/VM User and Reference Guide Software Products The Universal Storage Platform V and VM provide many advanced features and functions that increase data accessibility and deliver enterprise-wide coverage of online data copy/relocation, data acce...
Page 23 - Storage Navigator-Based Software
Product Overview 1-9 Hitachi Universal Storage Platform V/VM User and Reference Guide Table 1-3 Storage Navigator-Based Software Name Description Documents Hitachi Storage Navigator Hitachi Storage Navigator Messages Obtains system configuration and status information and sends user-requested comman...
Page 24 - information on the availability of these features.
1-10 Product Overview Hitachi Universal Storage Platform V/VM User and Reference Guide Encrypted Communications Allows users to employ SSL-encrypted communications with the Hitachi Universal Storage Platform V/VM. MK-96RD631 Hitachi LUN Expansion Allows open-system users to concatenate multiple LUs ...
Page 27 - Architecture and Components; Universal Storage Platform V and VM storage systems:
2 Architecture and Components 2-1 Hitachi Universal Storage Platform V/VM User and Reference Guide Architecture and Components This chapter describes the architecture and components of the Hitachi Universal Storage Platform V and VM storage systems:
Hardware Architecture
Hardware Components
Co...
Page 28 - Hardware Architecture; Universal Storage Platform V Hardware Architecture
2-2 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Hardware Architecture Figure 2-1 illustrates the hardware architecture of the Universal Storage Platform V storage system. Figure 2-2 illustrates the hardware architecture of the Universal Storage Platfo...
Page 29 - Universal Storage Platform VM Hardware Architecture; Multiple Data and Control Paths
Architecture and Components 2-3 Hitachi Universal Storage Platform V/VM User and Reference Guide DKA DKA CSW CSW CMA CMA SMA SMA Channel Interface FC-AL (4 Gbps/port) Cache Path SM Path Max. 60 HDDs Disk Unit Battery Box Battery Box Controller Power Supply Max. 240 HDDs per storage system Disk Path ...
Page 30 - Storage Clusters
2-4 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide 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...
Page 31 - Hardware Components
Architecture and Components 2-5 Hitachi Universal Storage Platform V/VM User and Reference Guide Hardware Components The USP V/VM hardware includes the controller, disk unit, and power supply components. Each component is connected over the cache paths, shared memory paths, and/or disk paths. The US...
Page 32 - Shared Memory; is protected for at least 36 hours by battery backup.
2-6 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Shared Memory The nonvolatile shared memory contains the cache directory and configuration information for the USP V/VM storage system. The path group arrays (for example, for dynamic path selection) als...
Page 33 - Front-End Directors and Host Channels; FICON channel will operate at 1 Gbps ONLY.; ESCON. The ExSA features provide data transfer speeds of up to 17; up to 4 Gbps and can have either 8 or 16 ports per feature (pair of
Architecture and Components 2-7 Hitachi Universal Storage Platform V/VM User and Reference Guide Front-End Directors and Host Channels The Universal Storage Platform V and VM support all-mainframe, all-open- system, and multiplatform configurations. The front-end directors (FEDs) process the channel...
Page 34 - Front-End Director and Channel Specifications
2-8 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Table 2-1 lists the specifications and configurations for the front-end directors and specifies the number of channel connections for each configuration. Table 2-1 Front-End Director and Channel Specific...
Page 35 - Back-End Directors and Array Domains; simultaneous data transfers to or from the HDDs.; BED Specifications
Architecture and Components 2-9 Hitachi Universal Storage Platform V/VM User and Reference Guide Back-End Directors and Array Domains The back-end director (BED) features control the transfer of data between the disk drives and cache. The BEDs are installed in pairs for redundancy and performance. T...
Page 36 - Conceptual Array Domain
2-10 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Figure 2-3 illustrates a conceptual array domain. All functions, paths, and disk drives controlled by one BED pair are called an “array domain.” An array domain can contain a variety of LVI and/or LU co...
Page 37 - Hard Disk Drives; Disk Drive Specifications; Service Processor
Architecture and Components 2-11 Hitachi Universal Storage Platform V/VM User and Reference Guide 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, ...
Page 38 - Power Supplies; from the alternate source.; Batteries
2-12 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Power Supplies Each storage cluster is powered by its own set of redundant power supplies, and each power supply is able to provide power for the entire system, if necessary. Because of this redundancy,...
Page 39 - Control Panel and Emergency Power-Off Switch; FRONT VIEW; Control Panel; Location of Control Panel on the USP VM
Architecture and Components 2-13 Hitachi Universal Storage Platform V/VM User and Reference Guide Control Panel and Emergency Power-Off Switch Control Panel Figure 2-4 shows the location of the control panel on the USP V, and Figure 2-5 shows the location of the control panel on the USP VM. Table 2-...
Page 41 - Emergency Power-Off Switch; Location of EPO Switch on the USP V; Location of EPO Switch on the USP VM
Architecture and Components 2-15 Hitachi Universal Storage Platform V/VM User and Reference Guide Emergency Power-Off Switch Figure 2-6 shows the location of the emergency power-off (EPO) switch on the USP V (top right corner of the back side of controller frame). Figure 2-7 shows the location of th...
Page 42 - Intermix Configurations; Sample RAID Level Intermix
2-16 Architecture and Components Hitachi Universal Storage Platform V/VM User and Reference Guide Intermix Configurations RAID-Level Intermix RAID technology provides full fault-tolerance capability for the disk drives of the Universal Storage Platform V/VM. The cache management algorithms enable th...
Page 43 - Hard Disk Drive Intermix; same type of track geometry or format.; Sample Device Emulation Intermix
Architecture and Components 2-17 Hitachi Universal Storage Platform V/VM User and Reference Guide Hard Disk Drive Intermix 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 s...
Page 45 - Functional and Operational
3 Functional and Operational Characteristics 3-1 Hitachi Universal Storage Platform V/VM User and Reference Guide Functional and Operational Characteristics This chapter discusses the functional and operational capabilities of the USP V.
RAID Implementation
CU Images, LVIs, and LUs
Storage Nav...
Page 46 - RAID Implementation; Array Groups and RAID Levels; and each canister mount can have up to 128 physical disk drives.
3-2 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide 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 Stripin...
Page 48 - Sequential Data Striping
3-4 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Track 0 to Track 7 Parity Tracks Track 8 to Track 15 Parity Tracks Track 16 to Track 23 next 8 tracks Parity Tracks next 8 tracks RAID-5 using 3D + 1P and 3390-x LDEVs Parity Tracks Track ...
Page 49 - LDEV Striping Across Array Groups; The supported LDEV striping configurations are:; LDEV Striping
Functional and Operational Characteristics 3-5 Hitachi Universal Storage Platform V/VM User and Reference Guide 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...
Page 51 - CU Images
Functional and Operational Characteristics 3-7 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 max...
Page 52 - Logical Units
3-8 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Logical Units The Universal Storage Platform V/VM is configured with OPEN-V LU types. The OPEN-V LU can vary in size from 48.1 MB to 4 TB. For information on other LU types (OPEN-3, OPEN-9...
Page 53 - operations on the Universal Storage Platform V/VM.; Storage Navigator and SVP Configuration
Functional and Operational Characteristics 3-9 Hitachi Universal Storage Platform V/VM User and Reference Guide Storage Navigator The Hitachi Storage Navigator software communicates directly with the the Universal Storage Platform V and VM storage systems via a local-area network (LAN) to obtain sto...
Page 54 - System Option Modes, Host Modes, and Host Mode Options; System Option Modes
3-10 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide System Option Modes, Host Modes, 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 ...
Page 64 - Modes 503 and 269: Storage Navigator Operations
3-20 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Table 3-2 Modes 503 and 269: Storage Navigator Operations Mode 269 Mode 503 Operation Target of Operation ON OFF ON Virtual LVI/LUN (CVS) All LDEVs in a PG No format No format Virtual LVI...
Page 65 - Host Modes and Host Mode Options
Functional and Operational Characteristics 3-21 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 configur...
Page 66 - Mainframe Operations; Mainframe Compatibility and Functionality; Mainframe Operating System Support
3-22 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Mainframe Operations Mainframe Compatibility and Functionality In addition to full System-Managed Storage (SMS) compatibility, the Universal Storage Platform V and VM provide the followin...
Page 67 - Mainframe Configuration; The Mainframe Host Attachment and Operations Guide (MK-96RD645)
Functional and Operational Characteristics 3-23 Hitachi Universal Storage Platform V/VM User and Reference Guide Mainframe Configuration After physical installation of the Universal Storage Platform V or VM storage system has been completed, the user configures the storage system for mainframe opera...
Page 68 - Open-Systems Operations; Open-Systems Compatibility and Functionality; attached to the same fibre-channel interface
3-24 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Open-Systems Operations Open-Systems Compatibility and Functionality The Universal Storage Platform V/VM supports and offers many features and functions for the open-systems environment, ...
Page 69 - Open-Systems Host Platform Support; Open-Systems Platforms and Configuration Guides
Functional and Operational Characteristics 3-25 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 Configur...
Page 70 - Open-Systems Configuration; The Hitachi LUN Manager User’s Guide (MK-96RD645) describes and
3-26 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide 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 a...
Page 71 - Battery Backup Operations; When external storage is connected; Battery Charge
Functional and Operational Characteristics 3-27 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 failur...
Page 72 - Battery Backup Processes for Power Failure
3-28 Functional and Operational Characteristics Hitachi Universal Storage Platform V/VM User and Reference Guide Detection of Power Failure AC Input Power Failure Occurs 1 minute Storage System Operating 8 minutes Data destage process Power off process 5 minutes 24 hours (CM up to 128 GB) 18 hours (...
Page 73 - Troubleshooting; General Troubleshooting
4 Troubleshooting 4-1 Hitachi Universal Storage Platform V/VM User and Reference Guide Troubleshooting This chapter provides basic troubleshooting information for the Universal Storage Platform V/VM and instructions for calling technical support.
General Troubleshooting
Service Information Messa...
Page 75 - Service Information Messages; SIMs are classified according to severity:; Typical SIM Showing Reference Code and SIM Type
Troubleshooting 4-3 Hitachi Universal Storage Platform V/VM User and Reference Guide Service Information Messages The Universal Storage Platform V and VM generate service information messages (SIMs) to identify normal operations (for example, TrueCopy pair status change) as well as service requireme...
Page 76 - Calling the Hitachi Data Systems Support Center; The circumstances surrounding the error or failure
4-4 Troubleshooting Hitachi Universal Storage Platform V/VM User and Reference Guide Calling the Hitachi Data Systems Support Center 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 sur...
Page 77 - Units and Unit Conversions
A Units and Unit Conversions A-1 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 S...
Page 79 - ampere
Acronyms and Abbreviations Acronyms-1 Hitachi Universal Storage Platform V/VM User and Reference Guide Acronyms and Abbreviations A ampere ACP array control processor (another name for back-end director) ASTM American Society for Testing and Materials ATA Advanced Technology Attachment standard AVE ...
Page 85 - Index
Index Index-1 Hitachi Universal Storage Platform V/VM User and Reference Guide 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 cac...