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Preface

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 Storage Platform V
and/or Hitachi Universal Storage Platform VM storage systems.

This document assumes the following:

•

The user has a background in data processing and understands RAID

storage systems and their basic functions.

•

The user is familiar with the host systems supported by the Hitachi

Universal Storage Platform V/VM.

•

The user is familiar with the equipment used to connect RAID storage

systems to the supported host systems.

Product Version

This document revision applies to USP V/VM microcode 60-05-0

and higher.

Document Revision Level

Revision

Date

Description

MK-96RD635-P

February 2007

Preliminary Release

MK-96RD635-00

May 2007

Initial Release, supersedes and replaces MK-96RD635-P

MK-96RD635-01

June 2007

Revision 1, supersedes and replaces MK-96RD635-00

MK-96RD635-02

September 2007

Revision 2, supersedes and replaces MK-96RD635-01

MK-96RD635-03

November 2007

Revision 3, supersedes and replaces MK-96RD635-02

MK-96RD635-04

April 2008

Revision 4, supersedes and replaces MK-96RD635-03

MK-96RD635-05

May 2008

Revision 5, supersedes and replaces MK-96RD635-04

MK-96RD635-06

May 2008

Revision 6, supersedes and replaces MK-96RD635-05

MK-96RD635-07

November 2008

Revision 7, supersedes and replaces MK-96RD635-06

MK-96RD635-08

December 2008

Revision 8, supersedes and replaces MK-96RD635-07

MK-96RD635-09

January 2009

Revision 9, supersedes and replaces MK-96RD635-08

MK-96RD635-10

April 2009

Revision 10, supersedes and replaces MK-96RD635-09

MK-96RD635-11

June 2009

Revision 11, supersedes and replaces MK-96RD635-10

MK-96RD635-12

August 2009

Revision 12, supersedes and replaces MK-96RD635-11

Source Document(s) for this Revision

•

Exhibit M1, DKC610I Disk Subsystem, Hardware Specifications

, revision 15

Содержание Universal Storage Platform V

Страница 1: ...MK 96RD635 12 Hitachi Universal Storage Platform V Hitachi Universal Storage Platform VM User and Reference Guide FASTFIND LINKS Document Organization Product Version Getting Help Contents ...

Страница 2: ...ument 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 regist...

Страница 3: ...eferenced Documents xi Document Conventions xi Convention for Storage Capacity Values xii Getting Help xii Comments xiii Product Overview 1 1 Universal Storage Platform V Family 1 2 New and Improved Capabilities 1 3 Specifications at a Glance 1 4 Specifications for the Universal Storage Platform V 1 4 Specifications for the Universal Storage Platform VM 1 6 Software Products 1 8 Architecture and C...

Страница 4: ... Functional and Operational Characteristics 3 1 RAID Implementation 3 2 Array Groups and RAID Levels 3 2 Sequential Data Striping 3 4 LDEV Striping Across Array Groups 3 5 CU Images LVIs and LUs 3 7 CU Images 3 7 Logical Volume Images 3 7 Logical Units 3 8 Storage Navigator 3 9 System Option Modes Host Modes and Host Mode Options 3 10 System Option Modes 3 10 Host Modes and Host Mode Options 3 34 ...

Страница 5: ...e Platform V VM User and Reference Guide Troubleshooting 4 1 General Troubleshooting 4 2 Service Information Messages 4 3 Calling the Hitachi Data Systems Support Center 4 4 Units and Unit Conversions A 1 Acronyms and Abbreviations Index ...

Страница 6: ...vi Contents Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 7: ...stand how to use this product and maintain a copy for reference purposes This preface includes the following information Safety and Environmental Notices Intended Audience Product Version Document Revision Level Source Document s for this Revision Changes in this Revision Document Organization Referenced Documents Document Conventions Convention for Storage Capacity Values Getting Help Comments No...

Страница 8: ... a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense EINE LEICHT ZUGÄNGLICHE TRENN VORRICHTUNG MIT EINER KONTAKT ÖFFNUNGSWEITE VON MINDESTENS 3mm IST IN DER UNMITTELBAREN NÄHE DER VERBRAUCHERANLAGE ANZUORDNEN 4 POLIGE ABSCHALTUNG Maschinenlärminformationsverordnung 3 GSGV 18 01 1991 Der höchste Schalldruc...

Страница 9: ...iminary Release MK 96RD635 00 May 2007 Initial Release supersedes and replaces MK 96RD635 P MK 96RD635 01 June 2007 Revision 1 supersedes and replaces MK 96RD635 00 MK 96RD635 02 September 2007 Revision 2 supersedes and replaces MK 96RD635 01 MK 96RD635 03 November 2007 Revision 3 supersedes and replaces MK 96RD635 02 MK 96RD635 04 April 2008 Revision 4 supersedes and replaces MK 96RD635 03 MK 96R...

Страница 10: ... Product Overview Provides an overview of the Universal Storage Platform V VM including features benefits general function and connectivity descriptions Architecture and Components Describes the USP V VM architecture and components Functional and Operational Characteristics Discusses the functional and operational capabilities of the Universal Storage Platform V VM Troubleshooting Provides trouble...

Страница 11: ...rvices SC35 0395 Storage Subsystem Library 3990 Transaction Processing Facility Support RPQs GA32 0134 3990 Operations and Recovery Guide GA32 0253 Storage Subsystem Library 3990 Storage Control Reference for Model 6 GA32 0274 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 ...

Страница 12: ...1 PB 1 024 TB or 1 0245 bytes 1 block 512 bytes 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 the host system s The exact content of any message s displayed by Storage Navigator The service inf...

Страница 13: ...rence Guide Comments Please send us your comments on this document doc comments hds com Include the document title number and revision and refer to specific section s and paragraph s whenever possible Thank you All comments become the property of Hitachi Data Systems ...

Страница 14: ...xiv Preface Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 15: ...form 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 Software Products ...

Страница 16: ...nt and logical partitioning and simplified and unified data replication across heterogeneous storage systems The Universal Storage Platform V family enables users to deploy applications within a new framework leverage and add value to current investments and more closely align IT with business objectives The Universal Storage Platform V family is an integral part of the Services Oriented Storage S...

Страница 17: ...has the added benefit of being data center friendly it uses very little additional power equivalent of a 25 watt light bulb produces negligible amounts of additional heat and requires no additional rack space For further information on data at rest encryption please contact your Hitachi Data Systems account team NEW Hitachi Dynamic Provisioning Hitachi Dynamic Provisioning is a new and advanced th...

Страница 18: ...ate IOPS 4 5 million Cache Memory Boards 8 Board capacity 4 GB 8 GB or 16 GB Maximum 512 GB Shared Memory Boards 4 Board capacity 4 GB Maximum 32 GB Front End Directors Connectivity Boards 14 Fibre channel host ports per board 8 or 16 Maximum fibre channel host ports 224 Virtual host ports 1 024 per physical port Maximum FICON host ports 112 Maximum ESCON host ports 112 Logical Devices LDEVs Maxim...

Страница 19: ...drives 597 2 TB Maximum Usable Capacity RAID 1 0 2D 2D Open systems 1 TB drives 565 3 TB Mainframe 750 GB drives 399 5 TB External Storage Support Maximum internal and external capacity 247 PB Virtual Storage Machines 32 Back End Directors 1 8 standard and or encrypting Operating System Support Mainframe IBM OS 390 MVS ESA MVS XA VM ESA VSE ESA z OS z OS e z VM zVSE TPF Fujitsu MSP Red Hat Linux f...

Страница 20: ...egate IOPS 1 2 million Cache Memory Boards 8 Board capacity 4 GB 8 GB or 16 GB Maximum 128 GB Shared Memory Boards 4 Board capacity 4 GB Maximum 16 GB Front End Directors Connectivity Boards 3 Fibre channel host ports per feature 8 or 16 Fibre channel port performance 4 Gb sec Maximum number of fibre channel host ports 48 Virtual host ports 1 024 per physical port Maximum FICON host ports 24 Maxim...

Страница 21: ...rame 750 GB drives 116 9 TB Maximum Usable Capacity RAID 1 0 2D 2D Open systems 1 TB drives 116 2 TB Mainframe 750 GB drives 82 1 TB External Storage Support Maximum internal and external capacity 96 PB Virtual Storage Machines 8 Back End Director 1 standard or encrypting Operating System Support Mainframe IBM OS 390 MVS ESA MVS XA VM ESA VSE ESA z OS z OS e z VM zVSE TPF Fujitsu MSP Red Hat Linux...

Страница 22: ...ite for the Universal Storage Platform V VM NEW Hitachi Dynamic Provisioning Hitachi Dynamic Provisioning is a new and advanced thin provisioning software product for the Universal Storage Platform V VM that provides virtual storage capacity to simplify administration and addition of storage eliminate application service interruptions and reduce costs Dynamic Provisioning allows storage to be allo...

Страница 23: ... enables fast and accurate system recovery particularly for large amounts of data which span multiple volumes Using UR you can configure and manage highly reliable data replication systems using journal volumes to reduce chances of suspension of copy operations MK 96RD624 MK 96RD625 Hitachi Compatible Replication for IBM XRC Provides compatibility with the IBM Extended Remote Copy XRC mainframe ho...

Страница 24: ...rict host access to data on the USP V VM Open system users can restrict host access to LUs based on the host s world wide name WWN Mainframe users can restrict host access to LVIs based on node IDs and logical partition LPAR numbers MK 96RD615 MK 96RD628 Hitachi Database Validator Prevents corrupted data environments by identifying and rejecting corrupted data blocks before they are written onto t...

Страница 25: ...terface that is simple to install and use Administrator s Guide MK 92RD129 Messages MK 92RD130 Operations Guide MK 92RD131 Hitachi Cache Manager Enables users to perform Cache Residency Manager operations from the mainframe host system Cache Residency Manager allows you to place specific data in cache memory to enable virtually immediate access to this data User s Guide MK 96RD646 Hitachi Dataset ...

Страница 26: ...oubleshoot copy pair issues Replication Monitor is particularly effective in environments that include multiple storage systems or multiple physical locations and in environments in which various types of volume replication functionality such as both ShadowImage and TrueCopy are used Install Config MK 98HC151 Messages MK 98HC152 User s Guide See online help Hitachi Tuning Manager Provides intellig...

Страница 27: ...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 Control Panel and Emergency Power Off Switch Intermix Configurations ...

Страница 28: ...n number of features FEDs BEDs etc number of data drives and power supply DKA DKA DKA FED DKA DKA DKA BED DKA DKA DKA FED DKA DKA DKA BED CSW CSW CSW CSW CACHE CMA CACHE CMA SMA SMA Channel Interface FC AL 4 Gbps port Cache Path SM Path Max 48 data drives Disk Unit Battery Box Battery Box Controller Power Supply Max 1 152 data drives per storage system Drive Path max 64 paths Input Power AC Box AC...

Страница 29: ... 2 2 Universal Storage Platform VM Hardware Architecture Multiple Data and Control Paths The Universal Storage Platform V VM employs the proven Hi Star crossbar switch architecture which uses multiple point to point data and command paths to provide redundancy and improve performance Each data and command path is independent The individual paths between the front end or back end directors and cach...

Страница 30: ...s to provide full backup Each storage cluster also contains a separate duplicate copy of cache and shared memory contents In addition to the high level redundancy that this type of storage clustering provides many of the individual components within each storage cluster contain redundant circuits paths and or processors to allow the storage cluster to remain operational even with multiple componen...

Страница 31: ... shared memory paths and or drive paths The USP V VM controller is fully redundant and has no active single point of failure All components can be repaired or replaced without interrupting access to user data The main hardware components of the USP V and VM storage systems are Shared Memory Cache Memory Front End Directors and Host Channels Back End Directors and Array Domains Disk Drives and Flas...

Страница 32: ...can be configured with up to 128 GB of cache memory All cache memory in the USP V VM is nonvolatile and is protected for at least 36 hours by battery backup The Universal Storage Platform V and VM storage systems place all read and write data in cache The amount of fast write data in cache is dynamically managed by the cache control algorithms to provide the optimum amount of read and write cache ...

Страница 33: ...apping layer technique based on fibre channel and multiplexing technologies to improve data transfer rates reduce the number of channel connections and support greater distances between Hitachi USP V VM systems and mainframe hosts FICON and FICON zHPF have identical hardware specifications but FICON zHPF offers improved performance FICON data transmission rates vary according to configuration For ...

Страница 34: ...12 USP VM 24 Max physical ExSA interfaces per system USP V 112 USP VM 24 Max physical FC interfaces per system USP V 224 USP VM 48 Logical paths per FICON port 2105 emulation 65 536 1024 host paths 64 CUs 2107 emulation 261 120 1024 host paths x 255 CUs Logical paths per ExSA ESCON port 512 32 host paths 16 CUs Maximum FICON logical paths per system 2105 emulation 131 072 2107 emulation 522 240 Ma...

Страница 35: ...hrough its two ports to each board in a BED pair over separate physical paths loop switch in between the drives and ports for improved performance as well as redundancy Table 2 2 lists the BED specifications Each BED pair contains eight buffers one per fibre path that support data transfer to and from cache Each dual ported drive can transfer data over either port Each of the two paths shared by t...

Страница 36: ...ions RAID level intermix all RAID types is allowed within an array domain under a BED pair but not within an array group 62 63 00 01 62 63 00 01 62 63 00 01 62 63 00 01 Fibre Port BED Pair Fibre Loop Max 64 drives per FCAL 62 63 00 01 62 63 00 01 62 63 00 01 62 63 00 01 BED CL1 0 1 2 3 4 5 6 7 BED CL2 0 1 2 3 4 5 6 7 RAID group 3D 1P 2D 2D 1 1 A RAID group 3D 1P 2D 2D consists of fibre port number...

Страница 37: ... storage capacity values for the data drives raw capacity are calculated based on the following values 1 KB 1 000 bytes 1 MB 1 0002 bytes 1 GB 1 0003 bytes 1 TB 1 0004 bytes Each data drive can be replaced non disruptively on site The USP V VM utilizes diagnostic techniques and background dynamic scrubbing that detect and correct drive errors Dynamic sparing is invoked automatically if needed For ...

Страница 38: ...h power supply is able to provide power for the entire system if necessary Because of this redundancy the Universal Storage Platform V VM can sustain the loss of multiple power supplies and still continue to operate To make use of this capability the USP V VM should be connected either to dual power sources or to different power panels so if there is a failure on one of the power sources the USP V...

Страница 39: ... the items on the USP V VM control panel To open the control panel cover push and release on the point marked PUSH FRONT VIEW Control Panel READY ALARM MESSAGE RESTART REMOTE MAINTENANCE PROCESSING ENABLE DISABLE BS ON PS ON ENABLE PS ON OFF EMERGENCY SUB SYSTEM Figure 2 4 Location of Control Panel on the USP V FRONT VIEW Control Panel READY ALARM MESSAGE RESTART REMOTE MAINTENANC PROCESSING ENABL...

Страница 40: ...aintenance activity is in process If remote maintenance is not in use this LED is not lit Applies to both storage clusters REMOTE MAINTENANCE ENABLE DISABLE Switch Used for remote maintenance While executing remote maintenance the REMOTE MAINTENANCE PROCESSING LED in item 5 is blinking when switching from ENABLE to DISABLE remote maintenance is interrupted If the remote maintenance function is not...

Страница 41: ...ol panel on the primary rack Use the EPO switch only in case of an emergency To power off the USP V VM storage system in case of an emergency pull the EPO switch up and then out towards you as illustrated on the switch The EPO switch must be reset by service personnel before the storage system can be powered on again REAR VIEW OF CONTROLLER FRAME EMERGENCY UNIT EMERGENCY POWER OFF Figure 2 6 Locat...

Страница 42: ...M supports RAID 1 0 RAID 10 RAID 5 RAID 6 and intermixed RAID level configurations including intermixed array groups within an array domain Figure 2 8 illustrates an intermix of RAID levels All types of array groups RAID 5 3D 1P 7D 1P RAID 10 2D 2D 4D 4D RAID 6 6D 2P can be intermixed under one BED pair 03 46 47 02 03 46 47 02 03 46 47 46 47 BED CL1 RAID group 7D 1P 6D 2P BED CL2 0 1 2 3 0 1 2 3 1...

Страница 43: ...mix of device emulation types The Universal Storage Platform V VM supports an intermix of all device emulations on the same BED pair with the restriction that the devices in each array group have the same type of track geometry or format The Virtual LVI LUN function enables different logical volume types to coexist When Virtual LVI LUN is not being used an array group can be configured with only o...

Страница 44: ...2 18 Architecture and Components Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 45: ...l and Operational Characteristics This chapter discusses the functional and operational capabilities of the Universal Storage Platform V VM RAID Implementation CU Images LVIs and LUs Storage Navigator System Option Modes Host Modes and Host Mode Options Mainframe Operations Open Systems Operations Battery Backup Operations ...

Страница 46: ...rive RAID 5 parity groups 3D 1P of the raw capacity is available to store user data and of the raw capacity is used for parity data RAID 10 Figure 3 1 illustrates a sample RAID 10 2D 2D layout A RAID 10 2D 2D array group consists of two pairs of data drives in a mirrored configuration regardless of data drive capacity A RAID 10 4D 4D group combines two RAID 10 2D 2D groups Data is striped to two d...

Страница 47: ...ndard RAID 5 implementations by keeping write data in cache until an entire stripe can be built and then writing the entire data stripe to the drives The 7D 1P RAID 5 increases usable capacity and improves performance Figure 3 2 illustrates RAID 5 data stripes mapped over four physical drives Data and parity are striped across each of the data drives in the array group hence the term parity group ...

Страница 48: ...n the case of RAID 6 data can be assured when up to two drives in an array group fail Therefore RAID 6 is the most reliable of the RAID levels Sequential Data Striping The Universal Storage Platform V VM s enhanced RAID 5 implementation attempts to keep write data in cache until parity can be generated without referencing old parity or data This capability to write entire data stripes which is usu...

Страница 49: ...ribution in the case where the workload of one array group is higher than another array group you can distribute the workload by combining the array groups thereby reducing the total workload concentrated on each specific array group The supported LDEV striping configurations are LDEV striping across two RAID 5 7D 1P array groups see Figure 3 3 The maximum number of LDEVs in this configuration is ...

Страница 50: ...4 7D 1P LDEV C C 1 C 2 C 3 C 4 D 1 D 2 D 3 D 4 LDEV D Array group 1 7D 1P Array group 2 7D 1P A 1 D 2 C 3 B 4 B 1 A 2 D 3 C 4 Array group 3 7D 1P Array group 4 7D 1P C 1 B 2 A 3 D 4 D 1 C 2 B 3 A 4 LDEV Striping Figure 3 4 LDEV Striping Across 4 RAID 5 7D 1P Array Groups All data drives and device emulation types are supported for LDEV striping LDEV striping can be used in combination with all USP...

Страница 51: ...For further information on CU image support refer to the Mainframe Host Attachment and Operations Guide MK 96RD645 or contact your Hitachi Data Systems account team Logical Volume Images The Universal Storage Platform V VM supports the following mainframe LVI types 3390 3 3R 9 L and M The 3390 3 and 3390 3R LVIs cannot be intermixed in the same storage system 3380 3 F K The use of 3380 device emul...

Страница 52: ...t your Hitachi Data Systems representative For maximum flexibility in LU configuration the USP V VM provides the Virtual LVI LUN VLL and LUN Expansion LUSE features Virtual LVI LUN allows users to configure multiple LUs under a single LDEV and LUN Expansion enables users to concatenate multiple LUs into large volumes For further information on Virtual LVI LUN and LUN Expansion please refer to the ...

Страница 53: ...cuted on any machine that supports a Java Virtual Machine JVM A PC hosting the Storage Navigator software is called a remote console Each time a remote console accesses and logs into the SVP of the desired storage system the Storage Navigator applet is downloaded from the SVP to the remote console Figure 3 5 illustrates remote console and SVP configuration for Storage Navigator For further informa...

Страница 54: ... for SVP operations The system option mode information may change in future microcode releases Contact your Hitachi Data Systems representative for the latest information on the USP V VM system option modes Table 3 1 System Option Modes Mode Category Function Default MCU RCU 20 TrueCopy for z OS R VOL read only function OFF RCU 36 TrueCopy for z OS Setting default function CRIT Y option for SVP pa...

Страница 55: ...OS pair for the whole subsystem Disaster Recovery function such as GDPS HyperSwap or Fail Over Fail Back which requires compatibility with IBM storage is not used as this Mode 64 operates without having compatibility with IBM storage Only Peer to Peer Remote Copy operation Do not use it in combination with Business Continuity Manager 3 Even though the Failover command is not an applicable criterio...

Страница 56: ...when performing VLL operations on Storage Navigator or LDEV format SVP Maintenance for all LDEVs in a array group Mode 269 OFF Only the low speed format is available when performing VLL operations on Storage Navigator and LDEV format operations on SVP Maintenance Note If mode 503 is ON since the format processing is prevented the High Speed Format function for VLL operations mode 269 ON is not ava...

Страница 57: ...is being connected the LUN Security function is operational by setting system option mode 346 Mode 346 ON LUN Security is operational without host mode setting restriction Mode 346 OFF LUN Security is operational only when host mode 03 is set to ON Note For a new storage system system option mode 346 ON can be set as the default setting For an existing storage system do not set this mode to ON in ...

Страница 58: ...sing on the external LUs will be skipped However if the emulation type of the external LDEV is a mainframe system the Write processing for mainframe control information only will be performed after the write skip 2 Support for Mainframe Control Block Write GUI Mode 457 ON The high speed LDEV format for external volumes is supported Control Block Write of the external LDEVs in Mainframe emulation i...

Страница 59: ...to ON 5 In the case of using Dynamic Provisioning With DKCMAIN version 60 02 04 00 00 and higher the DP management information is stored in a dedicated area in the pool in case data are lost from the SM However restoring the data from the dedicated area in the pool may take more time than restoring the data from the SVP Therefore setting mode 460 to ON is recommended to enable the data backup and ...

Страница 60: ...Ms that require action only by the user and not maintenance personnel are displayed on the Information of SVP and Storage Navigator and are not reported to maintenance personnel This mode is provided for sites where it is required to report all SIMs to maintenance personnel Mode 471 ON Report SIMs to maintenance personnel Mode 471 OFF Not report SIMs to maintenance personnel OFF 474 Universal Repl...

Страница 61: ...ID reported to the host is unique The SA_ID value cannot be changed during online operations To change the SA_ID value from normal to unique set mode 493 to ON and then perform a power cycle Setting mode 493 to ON without performing a power cycle does not enable the function Power cycle includes PS OFF ON volatile non volatile start up after breaker OFF ON or offline micro program exchange Mode 49...

Страница 62: ...s in different parity groups 1 HDD copy Executing copy operation to spare HDD and copy back 2 Spare HDD operation Spare HDD is in use Mode 503 OFF After LDEV installation using VLL LDEV format is performed and VLL operations cannot be performed when an LDEV is blocked Note You can never execute any operations in 2 and 3 in Function above on LDEVs within a parity group that has a failed blocked dri...

Страница 63: ... at JNL restore completion and at JNL copy completion Mode 530 ON C T displays the value of when JNL copy is completed Mode 530 OFF C T displays the value of when JNL restore is completed Note At the time of Purge suspend or RCU failure suspend the C T of UR for z OS displayed by Business Continuity Manager or Storage Navigator may show earlier time than the time shown when the pair was in the dup...

Страница 64: ...if this mode is set to ON As described in the Business Continuity Manager user s guide the script must be performed with Command Device offline This mode applies to operations from Business Continuity Manager that are operated on MVS OFF MCU RCU 556 OPEN Prevents an error code from being set in the 8 11th bytes in the standard 16 byte sense byte Mode 556 ON An error code is not set in the 8 11th b...

Страница 65: ...ted For 60 04 12 00 00 or higher the following combinations of modes 574 and 564 are available When early release of Extent exclusion is enabled Mode 574 ON Mode 564 OFF 1 Extent exclusion wait tends not to take place for the Write processing on another record in the same extent so that the performance is improved 2 Though extent exclusion wait tends not to take place for the Write processing on t...

Страница 66: ...lation type 2105 2107 OFF MCU RCU The unit where TCz and SIz in a cascading config use the same volume 585 Copy on Write Snapshot At the time of page allocation during the host write operation of COW Snapshot HDD blocks are sequentially allocated from the top aiming for performance improvement in destaging to the pool by achieving efficient HDD access Mode 585 ON Page allocation is performed in ra...

Страница 67: ...0 devices 185 cylinders for 3380 Otherwise the audit log is not stored even when this option is ON 3 Make sure to turn this option on after preparing a normal system disk that meets the condition in 2 If Define Configuration Install is performed turn this option on after formatting the system disk OFF 677 OPEN and mainframe This option is used not to perform SM backup for saving battery consumptio...

Страница 68: ...t amount With SOM 685 ON even if one module fails all modules on the PCB are unavailable as the PCB will be blocked Mode 685 OFF default Failures of a single cache module or multiple modules will only cause the module groups to become blocked This will allow all of the remaining cache on the PCB to remain in use But when cache maintenance is started to replace the blocked modules the microcode mus...

Страница 69: ... initial copy and resync copy to be completed by making up for the prevented copy operation OFF MCU RCU 690 Universal Replicator and Universal Replicator for z OS This option is used to prevent Read JNL or JNL Restore when the Write Pending rate on RCU exceeds 60 as follows When CLPR of JNL Volume exceeds 60 Read JNL is prevented When CLPR of Data secondary Volume exceeds 60 JNL Restore is prevent...

Страница 70: ...covery operation using UVM Mode 701 ON The Read command is issued at the LU discovery operation Mode 701 OFF The Read command is not issued at the LU discovery operation Note When the Open LDEV Guard attribute VMA is defined on an external device set the system option to ON When this option is set to ON it takes longer time to complete the LU discovery The amount of time depends on external storag...

Страница 71: ...ystem option mode must remain ON at the I site 2 Any UR pair cannot use the storage system for usual UR operations when the system option mode is set to ON 3 As for a TC pair combined with a UR pair in the JNLG that is registered after the system option is set to ON the following operations are unavailable TC pair takeover or UR pair takeover when the P site is recovered all the data in the R site...

Страница 72: ...used as TCA volume OFF MCU RCU 720 Universal Volume Manager mainframe and open Supports the Active Path Load Balancing APLB mode Mode 720 ON The alternate path of EVA A A is used in the APLB mode Mode 720 OFF default The alternate path of EVA A A is used in the Single mode Note Though online setting is available the setting will not be enabled until Check Paths is performed for the mapped external...

Страница 73: ... supply is OFF If SM is volatilized and recovery of local copy control information from the HDD of SVP fails at the time when the power supply is on following power off recovery of the control information from a system disk to the SM is implemented Mode 727 OFF default Save and recovery of control information using a system disk is not implemented Note 1 This option is also turned ON or OFF by swi...

Страница 74: ...n Utility is not installed the desired effect is not achieved 4 Protect attribute can be released from the Data Retention window of Storage Navigator after releasing the full status of the pool by adding a Pool VOL OFF 733 Volume Migration ShadowImage ShadowImage for z OS This option enables to prevent Volume Migration or Quick Restore operation during LDEV related maintenance Mode 733 ON Volume M...

Страница 75: ...due to pool full 2 If the exceeding pool threshold SIM occurs frequently other SIMs may not be reported 3 Though turning on this option can increase the warning effect if measures such as adding a pool fail to be done in time so that the pool becomes full MODE 729 can be used to prevent file systems from being destroyed 4 Turning on MODE 741 can provide the SIM report to not only the users but als...

Страница 76: ...ETRIX Mode 745 ON The area where the information is obtained as the Characteristic1 item from SYMMETRIX is changed When CheckPaths or Device Health Check 1 hour is performed the information of an already mapped external volume is updated to the one after change Mode 745 OFF default The area where the information is obtained as the Characteristic1 item from SYMMTRIX is set to the default When Check...

Страница 77: ...ncentrated on the installed pool volumes 4 When 0 data discarding is executed load may be unbalanced among pool volumes 5 This option does not work for the pool installed while MODE 748 is ON Only pools installed when MODE 748 is OFF can be subject to the Dynamic Provisioning Rebalance function OFF Table 3 2 Modes 503 and 269 Storage Navigator Operations Mode 269 Mode 503 Operation Target of Opera...

Страница 78: ...PG High speed Low speed Format Some LDEVs in a PG Low speed Low speed 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 grouped by host group or by target For example if Solaris and Windows hosts are connected to a fibre por...

Страница 79: ...Allegiance Concurrent Copy CC Peer to Peer Remote Copy PPRC FlashCopy Parallel Access Volume PAV Enhanced CCW Priority I O queuing Red Hat Linux for IBM S 390 and zSeries Mainframe Operating System Support Table 3 4 lists the mainframe operating systems currently supported by the Universal Storage Platform V and VM storage systems Please contact your Hitachi Data Systems account team for the lates...

Страница 80: ...D645 describes and provides instructions for configuring the USP V VM for mainframe operations including FICON and ESCON attachment hardware definition cache operations and device operations For detailed information on FICON connectivity FICON Open intermix configurations and supported HBAs switches and directors for the USP V and VM please contact your Hitachi Data Systems account team The Storag...

Страница 81: ...storage system management The Universal Storage Platform V VM s global cache enables any fibre channel port to have access to any LU in the storage system In the USP V VM each LU can be assigned to multiple fibre channel ports to provide I O path failover and or load balancing with the appropriate middleware support such as HGLAM without sacrificing cache coherency The user should plan for path fa...

Страница 82: ... the USP V VM disk devices for open systems operations Table 3 5 Open Systems Platforms and Configuration Guides Platform Configuration Guide UNIX Based Platforms IBM AIX MK 96RD636 HP UX MK 96RD638 Sun Solaris MK 96RD632 SGI IRIX MK 96RD651 HP Tru64 UNIX MK 96RD654 HP OpenVMS MK 96RD653 PC Server Platforms Microsoft Windows MK 96RD639 Novell NetWare MK 96RD652 Linux Platforms Red Hat Linux MK 96R...

Страница 83: ...talling configuring and using Storage Navigator to perform resource and data management operations on the USP V VM storage system s The Hitachi LUN Manager User s Guide MK 96RD615 describes and provides instructions for configuring the USP V VM for host operations including FC port configuration LUN mapping host groups host modes and host mode options and LUN Security Each fibre channel port on th...

Страница 84: ... will continue normally for 1 minute If the power failure exceeds 1 minute the storage system uses power from the batteries to destage the data from cache memory onto the drives and back up the cache memory and shared memory for 18 hours or 24 hours depending on the amount of cache memory Destage mode requires the 56V battery option DKC F610I ABX Destage mode is not supported in the following case...

Страница 85: ...ackup Mode USP V VM Power Failure Power Failure Universal Storage Platform V 48 hours CM up to 128 GB 36 hours CM 132 GB to 256 GB Universal Storage Platform VM 36 hours Notes 1 When power is recovered after a failure while backup power is being supplied by battery the storage system operates depending on the status of the Auto Power On JP on the Operator panel ENABLE The storage system is powered...

Страница 86: ...3 42 Functional and Operational Characteristics Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 87: ...eference 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 Messages Calling the Hitachi Data Systems Support Center ...

Страница 88: ...ort Center for assistance WARNING Do not open the Universal Storage Platform V VM control frame controller or touch any of the controls Fence message is displayed on the console Determine if there is a failed storage path If so toggle the RESTART switch and retry the operation If the fence message is displayed again call the Hitachi Data Systems Support Center for assistance READY LED does not go ...

Страница 89: ...ts all SIMs to the Hitachi Data Systems Support Center SIMs are classified according to severity service moderate serious or acute The service and moderate SIMs lowest severity do not require immediate attention and are addressed during routine maintenance The serious and acute SIMs highest severity are reported to the mainframe host s once every eight hours Note If a serious or acute level SIM is...

Страница 90: ... surrounding the error or failure The exact content of any error messages displayed on the host system s The error code s displayed on the Storage Navigator The service information messages SIMs displayed on the Storage Navigator and the reference codes and severity levels of the recent SIMs The Hitachi Data Systems customer support staff is available 24 hours day seven days a week If you need tec...

Страница 91: ...m3 min Pound lb 0 4535924277 Kilogram kg Kilocalories kcal 3 96832 British thermal units BTU Kilocalories kcal 1 16279 10 3 Kilowatts kW Kilowatts kW 3412 08 British thermal units BTU Kilowatts kW 859 828 Kilocalories kcal Millimeters mm 0 03937 Inches in Centimeters cm 0 3937 Inches in Meters m 39 369996 Inches in Meters m 3 280833 Feet ft Square meters m2 10 76387 Square feet ft2 Cubic meters pe...

Страница 92: ...A 2 Units and Unit Conversions Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 93: ...A bus adapter BTU British thermal unit C degrees Celsius ca cache CC Concurrent Copy CCI Command Control Interface CD compact disk CEC Canadian Electroacoustic Community CFW cache fast write CH channel CHA channel adapter another name for FED CHL channel CHP channel processor MPs on the FED features or channel path CHPID channel path identifier CIFS common internet file system CKD count key data C...

Страница 94: ...ference EPO emergency power off EREP Error Reporting ESA Enterprise Systems Architecture ESCON Enterprise System Connection IBM trademark for optical channels ESS Enterprise Storage Server ExSA Extended Serial Adapter FAL File Access Library part of the Cross OS File Exchange software FBA fixed block architecture FC fibre channel FC AL fibre channel arbitrated loop FCC Federal Communications Commi...

Страница 95: ...te intermediate site Universal Replicator 3DC cascading configuration JCL job control language JNL journal JNLG journal group KB kilobyte see Convention for Storage Capacity Values kcal kilocalorie kg kilogram km kilometer kVA kilovolt ampere kW kilowatt LAN local area network lb pound LD logical device LDEV logical device LED light emitting diode LPAR logical partition LCP link control processor ...

Страница 96: ...ion Library PG parity group PPRC Peer to Peer Remote Copy an IBM mainframe host software function PS power supply P site primary site Universal Replicator RAB RAID Advisory Board RAID redundant array of independent disks RAM random access memory RC reference code RIO remote I O RISC reduced instruction set computer R site remote site Universal Replicator R W read write S 390 IBM System 390 archite...

Страница 97: ...on micrometer UR Universal Replicator URz Universal Replicator for IBM z OS USP V Hitachi Universal Storage Platform V USP VM Hitachi Universal Storage Platform VM VA volt ampere VAC volts AC VCS VERITAS Cluster Server VDE Verband Deutscher Elektrotechniker VDEV virtual device VM Virtual Machine an IBM mainframe system control program VOLID volume ID volser volume serial number VSE Virtual Storage...

Страница 98: ...Acronyms 6 Acronyms and Abbreviations Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 99: ... back end director 2 9 encryption 1 3 error conditions 4 2 ESCON features 2 7 2 8 ExSA features 2 7 2 8 F failover 3 31 FBA to CKD conversion 2 7 fibre channel features 2 7 2 8 FICON features 2 7 2 8 FICON zHPF 2 7 fixed block architecture 2 11 flash drives 2 11 front end directors 2 7 2 8 H hard disk drives 2 11 hardware architecture 2 2 2 3 hardware components 2 5 2 13 HiCommand See Hitachi Stor...

Страница 100: ...tachi Storage Command Suite 1 11 1 12 server host based 1 11 Storage Navigator 1 9 1 10 spare drives 2 11 specifications back end directors 2 9 disk drives 2 11 flash drives 2 11 front end directors 2 7 Universal Storage Platform V 1 4 Universal Storage Platform VM 1 6 USP V VM vs USP NSC 1 3 storage clusters 2 4 Storage Navigator 3 9 software products 1 9 1 10 Storage Replication Adapter 1 11 sys...

Страница 101: ...Hitachi Universal Storage Platform V VM User and Reference Guide ...

Страница 102: ...5050 2627 U S A Phone 1 408 970 1000 www hds com info hds com Asia Pacific and Americas 750 Central Expressway Santa Clara California 95050 2627 U S A Phone 1 408 970 1000 info hds com Europe Headquarters Sefton Park Stoke Poges Buckinghamshire SL2 4HD United Kingdom Phone 44 0 1753 618000 info eu hds com ...

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