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Hitachi MP-96RD625-01 manual Hitachi Universal Replicator for IBM /OS User’s Guide

Models: MP-96RD625-01

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Troubleshooting Specs Install Error Corrective Action Timer Type Option Configuring Journal Groups Setup Procedure Command Device Disaster Recovery Procedure Journal Restore

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Hitachi Universal Replicator for IBM /OS User’s Guide

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Hitachi MP-96RD625-01 manual Hitachi Universal Replicator for IBM /OS User’s Guide

Page 312 Page 314

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Contents

Hitachi Universal Storage Platform Hitachi Universal Replicator for IBM /OS User’s Guide ALL Rights Reserved Page Contents Preparing for Universal Replicator z/OS Operations System Option Mode Using the Universal Replicator for z/OS GUI Configuring Journal Groups 10-1 Preface Product Version Intended AudienceDocument Revision Level Changes in this Revision Referenced Documents Document OrganizationChapter Description Icon Meaning Description Document Conventions Getting Help Convention for Storage Capacity Values Mail Comments Overview of Universal Replicator for IBM z/OS Hitachi Universal Replicator Heterogeneous Storage System Support Features Ensure Business Continuity Benefits Business Solutions Hitachi Universal Replicator for IBM /OS User’s Guide About Universal Replicator Operations Functionality Overview UR Components for Fibre-Channel Connection Journal Obtain Components Journal RestoreJournal Copy URz components Connection Configuration of Plural Secondary Storage systems USP V Storage Systems Main and Remote Control UnitsUniversal Replicator for z/OS→ Software System and number 00 and 01 is assigned to each Ldkc Logical DKC Ldkc Remote Copy Connections Initiator Ports and RCU Target Ports Data Volume Pair Number of Journal Volumes Journal VolumeSpecifications of Journal Volumes Emulation Types for Journal Volumes RAID configuration Restrictions on Journal Volumes Journal Group Journal Volume Areas Extended Consistency Groups Specifications Specifications of Extended Consistency Groups Consistency time Host I/O Time-Stamp Remote Copy Operations Error Reporting Communications ERC Initial Copy Operations Journal Group Operations Update Copy Operation Journal Group Operations Timer Type Option Read and Write I/O Operations During URz Operations Secondary Data Volume Read Option Secondary Data Volume Write OptionDifference Management Journal Processing at the Primary Storage System Journal ProcessingMetadata Information Type Description Types of Journal Journal Processing at the Secondary Storage SystemStoring Journal at the Secondary Storage System Hitachi Universal Replicator for IBM /OS User’s Guide S1 to S4 Sequence number Journal Obtain in TCz Synchronous Secondary Site URz Delta Resync Operation As shown When a failure occurs on the primary site Switching the Master Journal Group of URz Primary site B Hitachi Universal Replicator for IBM /OS User’s Guide Pair Status Hitachi Universal Replicator for IBM /OS User’s Guide Pair Status Description URz Data Volume Pair Status Suspend Types Suspend Types VolumesConsistency Status for Suspended URz Secondary Data Applies to Description URz Suspension Condition Suspension ConditionSuspension Condition Detected by URz Pairs to be Suspended Business Continuity Manager Support Port Said Values for the Path Link Parameter Front CL1Package Port Location About Universal Replicator Operations Said Values for the Path Link Parameter Rear CL2 Command Device Page Hitachi Universal Replicator for IBM /OS User’s Guide Preparing for Universal Replicator z/OS Operations System Requirements Requirements and Restrictions for URzPage Disk Track Format One-to-One Volume Copy Operations Volume Types Duplicate Volser Volume Serial NumberSupported Emulation Types Emulation Support type Type Supported Data Volume and Journal Volume Journal Volume Specifications Specifications of Volumes that can Form PairsSupport specifications Maximum Number of Pairs RAID Level Configuration of URzNumber of Cylinders According to Each Emulation Type H6588-L 32,760 NF80-E 770 NF80-J 885 NF80-K 655 32,768 20,071 028 10 Journal Group Volume Specifications Journal Group Specifications Duplicate Volumes Accessing URz Primary Data Volume and Secondary Data VolumeCache and Nonvolatile Storage NVS Installing the Hardware URz Remote Copy Connection Configuration Setting up Remote Copy Connections Direct Remote Copy Connections Enabling the URz Options Using Multiple Primary and Secondary Storage Systems Primary host Hitachi Universal Replicator for IBM /OS User’s Guide Primary host can add time stamps Secondary site Primary site Hitachi Universal Replicator for IBM /OS User’s Guide An Example of Connections among Secondary Storage Systems Connections Between Secondary Storage Systems Hitachi Universal Replicator for IBM /OS User’s Guide Functions and Volumes 11 Whether Non-URz Volumes Can Be Used as URz VolumesCan the Volumes be Interoperability with Other Products and Functions Data Volumes? Can the Volumes be Used as PrimaryUsed as Journal Cache Residency Manager Virtual LVIShadowImage for z/OS 13 Data Currency of a Shared URz/SIz Volume 12 Host Pair Status Reporting for URz/SIz Shared Volumes Shared URz secondary data volume and SIz S-VOL SIz URz 12 Restoring a SIz S-VOL Step Restoring a SIz S-VOL Step 14 Restoring a SIz S-VOL Step 17 Restoring a SIz S-VOL Step 21 Overview of Split Operation Page TCz Synchronous 3DC Cascading Configuration Basic Behavior 22 3DC Cascading Configuration Combining URz with TCz 23 Basic Behavior in 3DC Cascading Configuration Setup Procedure Hardware Configuration Transferring Business Tasks Back to the Primary Site TCz Synchronous 3DC Multi-target Configuration Secondary site for URz USP V storage system in the primary site USP V storage system in the TCz Synchronous secondary site Requirements for Performing Delta Resync Operation Hitachi Universal Replicator for IBM /OS User’s Guide Page Tasks VOL/Prm Data VOL Primary site Synchronous pair Operation VolumePair Business Tasks Back to the Primary Site Make sure that all the pairs belonging to the journal group Primary siteTCz Sync Primary site TCz Sync VOL/Prm Data VOL Page VOL/Prm Data VOL Computing Required Data Transfer Speeds for Journal Volumes Planning of Journal VolumesWhy Planning is Necessary? What to Consider for Planning Temporary increase Computing the Journal Volume Capacity Arranging Journal Volumes MCU Planning Data Transfer Speed before Reversing Data Volumes DKC Journal Transfer Speed Bandwidth for Data Transfer Paths 16 System Option Mode System Option ModeMode 34 LDKC00 that Can Configure Logical Path Between USP Volume Pair that Can Create PairsPage Hitachi Universal Replicator for IBM /OS User’s Guide USP V supervisor DKC Hitachi Universal Replicator for IBM /OS User’s Guide JNL VOL Hitachi Universal Replicator for IBM /OS User’s Guide Using the Universal Replicator for z/OS GUI Journal Operation Window Journal Operation Window Journal group in initial status Initial Stop Hold HoldFail Ure Edit JNL Volumes Pair Operation Window Pair Operation Window Hitachi Universal Replicator for IBM /OS User’s Guide List in the Pair Operation Window Sub Indicates either of the following statues Page Add Pair If Universal Replicator for z/OS has not been started DKC Operation Window DKC Operation Window List Displays information about remote storage systems Displaying Information about Remote Storage Systems Num of Path indicates the number of logical paths Logical Paths Information in the DKC Operation Window Displaying Information about Logical Paths Port Information in the DKC Operation Window Page Usage Monitor Window Usage Monitor Window History Window History Window Page Hitachi Universal Replicator for IBM /OS User’s Guide Page Hitachi Universal Replicator for IBM /OS User’s Guide 10 Optional Operation Window Optional Operation Window Change System Option Exctg Operation Window 11 Exctg Operation Window 12 Tree of the Exctg Operation Window Add Jnlg to Exctg Displaying a List of Extended Consistency Groups 13 Extended Consistency Groups in the Exctg Operation Window 14 Storage Systems in the Exctg Operation Window 15 Storage Systems in the Exctg Operation Window Hitachi Universal Replicator for IBM /OS User’s Guide Configuring Storage Systems and Logical Paths Reviewing Storage System and Logical Paths Page Hitachi Universal Replicator for IBM /OS User’s Guide Configuring Port Attributes Configuring Storage Systems and Logical Paths Page Configuring Storage System Options System Option Window DKC Page Add DKC Window Changing Options for Logical Paths and Storage Systems DKC Option Window Adding Logical Paths Add Path Window DKC Status Window Viewing the Status of Logical Paths Status Remarks Logical Path Status This status indicates one of the following Deleting Logical Paths Enabling or Disabling SIM Reporting Managing SIMs Clearing Service Information Messages SIMs When the Power is Removed from the Primary Storage System When Power Stops UnexpectedlyWhen the Power is Removed from the Secondary Storage System When the Power is Removed from Network Relay Devices Turning Off Power IntentionallyWhen You Power Off the Primary Storage System When You Power Off the Secondary Storage System Hitachi Universal Replicator for IBM /OS User’s Guide When You Power Off Network Relay Devices Hitachi Universal Replicator for IBM /OS User’s Guide Configuring Journal Groups Reviewing Administrator Tasks for Managing Journals Registering Journal Volumes in a Journal Group Hitachi Universal Replicator for IBM /OS User’s Guide Edit JNL Volumes Window Add Page Configuring Journal Groups Status of Journal Group Deleting Journal Volumes from a Journal GroupMirror ID Hitachi Universal Replicator for IBM /OS User’s Guide JNL Group Detail Window Displaying Detailed Information about a Journal Group Initial a journal group in initial status Page HaltAccept Stopping , Stop , and finally Initial Changing Options for a Journal Group Change JNL Option Window System Option Modes Mode Description 449 On The SVP does not detect blocked paths Hitachi Universal Replicator for IBM /OS User’s Guide Deleting a Journal Group Splitting a Mirror Suspending a copy operation Suspend Pair Window Restoring a Mirror Resuming a copy operation Page Deleting Data Volumes from a Mirror Ending a copy operation Using Extended Consistency Groups Registering Journal Groups in an Extended Consistency Group Configuring primary ExctgPage Add JNL Group Window Page Hitachi Universal Replicator for IBM /OS User’s Guide Removing Journal Groups from an Extended Consistency Group Primary host Primary Exctg Page Hitachi Universal Replicator for IBM /OS User’s Guide Performing Pair Operations Performing Pair Operations Display Filter Window Hitachi Universal Replicator for IBM /OS User’s Guide Creating a Pair of Data Volumes Hitachi Universal Replicator for IBM /OS User’s Guide Add Pair Window Hitachi Universal Replicator for IBM /OS User’s Guide Page Hitachi Universal Replicator for IBM /OS User’s Guide Displaying Detailed Information about a Pair of Data Volumes Detailed Information Window Page System Page Example of an Exported Text File Saving Pair Status Information into a Text FilePage Changing Options for a Data Volume Pair Change Pair Option Window Splitting a Pair of Data Volumes Suspend Pair Window Hitachi Universal Replicator for IBM /OS User’s Guide Restoring a Pair of Data Volumes Resume Pair Window Page Releasing a Pair of Data Volumes Delete Pair Window Recovering a Pinned Track on a Data Volume Recovering a Pinned Track Recovering a Pinned Track on a Journal Volume Hitachi Universal Replicator for IBM /OS User’s Guide Usage Monitor Operations Reviewing the Usage Monitor Window Starting and Stopping Usage Monitoring Displaying the Usage Monitor Graph Statistic Description Display Item Window Remote Copy I/O Statistics JNL Saving Monitoring Data in Text Files Example of a Exported File Saving Operation History into a Text File Usage Scenarios Performing Disaster Recovery Operations Creating a Point-in-Time Copy of Data VolumesPreparing for Disaster Recovery Operations File and Database Recovery Procedures Switching Operations to the Secondary Site Transferring Operations Back to the Primary Site Resuming Normal Operations at the Primary Site 10-7 Consistency of Data Update Sequence When a Disaster Occurs Disaster Recovery Procedure Disaster Recovery in a 3DC Cascading Configuration 10-10 Usage Scenarios Recovering from Failures in the Primary Site Operation Primary Data Primary site Establishing 3DC Delta Resync Operations Configuration for 3DC Delta Resync Operations Primary UR-TC 151#10031 TC target 166#10079 10-16 Usage Scenarios Performing Failover Normal Operations Ykquery Yksuspnd Reverse Ykewait Gotosuspend Ykquery Ykresync Deltajnl Ykewait Gotoduplex Performing Failback Yksuspnd Forward Ykewait Gotosuspend 10-21 10-22 Usage Scenarios Troubleshooting General Troubleshooting Troubleshooting Error Corrective Action Troubleshooting Problems with Status of Logical PathsPath Status Description Troubleshooting Suspend Type Applies Description Corrective Action Troubleshooting Suspended URz Pairs Resolving URz Pair Suspension Recovery procedureClassification Causes of Suspension DC0 Universal Replicator for z/OS Software Error Codes Typical SIM Showing Reference Code and SIM Type Checking Service Information Messages SIMs SVP Log To host? Severity DescriptionFile Troubleshooting Calling the Hitachi Data Systems Support Center Hitachi Universal Replicator for IBM /OS User’s Guide Acronyms and Abbreviations Page Index Index-2 Index-3 Index-4 Hitachi Universal Replicator for IBM /OS User’s Guide Hitachi Data Systems Corporate Headquarters

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