Hitachi G200 User Manual
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Hitachi G200 User Manual

Hitachi truecopy
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Hitachi TrueCopy

User Guide
Hitachi Virtual Storage Platform G200, G400, G600, G800
Hitachi Virtual Storage Platform F400, F600, F800
MK-94HM8019-04
May 2016

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  • Page 1: Hitachi Truecopy

    ® Hitachi TrueCopy User Guide Hitachi Virtual Storage Platform G200, G400, G600, G800 Hitachi Virtual Storage Platform F400, F600, F800 MK-94HM8019-04 May 2016...
  • Page 2 Hitachi, Ltd. Hitachi, Ltd., reserves the right to make changes to this document at any time without notice and assumes no responsibility for its use. This document contains the most current information available at the time of publication.

  • Page 3: Table Of Contents

    System requirements and specifications..............2-2 3 Planning for TrueCopy................3-1 Storage system preparation..................3-2 Cache, additional control memory requirements..........3-2 Workflow for adding and removing cache memory........3-3 Workflow for adding control memory............3-3 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 4 Volume types that can be shared with TrueCopy............4-2 Data Retention Utility....................4-4 Dynamic Provisioning ..................... 4-5 LUN Manager ......................4-6 Performance Monitor....................4-6 Universal Replicator ....................4-7 ShadowImage......................4-7 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 5 Planned outage of the secondary system or remote path........7-20 Planned outage of both primary and secondary systems........7-21 8 Data migration..................8-1 Migration overview....................8-2 Migrating data....................8-2 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 6 Add Remote Paths confirmation window............B-32 Remove Remote Paths wizard................B-33 Remove Remote Paths window................B-33 Remove Remote Paths confirmation window.............B-36 Edit Remote Replica Options wizard............... B-37 Edit Remote Replica Options window............... B-37 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 7 Edit Pair Options wizard..................B-66 Edit Pair Options window.................B-66 Edit Pair Options confirmation window............. B-67 View Pair Properties window.................. B-67 View Pair Synchronization Rate window..............B-70 History window.....................B-72 Glossary Index Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 8 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 9: Preface

    □ Changes in this revision □ Referenced documents □ Document conventions □ Convention for storage capacity values □ Accessing product documentation □ Getting help □ Comments Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 10: Intended Audience

    Corrected the port topology information for extender connection (changed "FC-AL" to "Point-to-Point") (Extender connection on page 3-32). • Updated the description of system option mode (SOM) 689 (System option modes on page 3-4). Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 11: Referenced Documents

    F600, F800 storage systems, unless otherwise noted. F400, F600, F800 (VSP F400, F600, F800) VSP Fx00 models VSP F series This document uses the following typographic conventions: Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 12 Calls attention to important or additional information. Provides helpful information, guidelines, or suggestions for performing tasks more effectively. Important Provides information that is essential to the completion of a task. Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 13: Convention For Storage Capacity Values

    1 EB 1,024 PB or 1,024 bytes Accessing product documentation Product documentation is available on Hitachi Data Systems Support Connect: https://support.hds.com/en_us/documents.html. Check this site xiii Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 14: Getting Help

    Include the document title and number, including the revision level (for example, -07), and refer to specific sections and paragraphs whenever possible. All comments become the property of Hitachi Data Systems Corporation. Thank you! Preface Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 15: Truecopy Overview

    □ Storage systems □ Volume pairs □ Data path □ Consistency groups □ Interfaces □ Failover software □ Overview of initial, update copy operations □ Pair status TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 16: Hitachi Truecopy

    The secondary storage system is connected to the primary storage system using dedicated data paths. TrueCopy supports TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 17 TrueCopy configuration and pair operations as well as disaster recovery operations. The following figure shows the TrueCopy system components. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 18: Storage Systems

    When split, new data is sent to the P-VOL but not the S-VOL. Note: It will continue writing to P-VOL but copying to S-VOL stops so that pair will not be synchronized. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 19: Data Path

    Device Manager - Storage Navigator, which is a browser-based interface from which TrueCopy is set up, operated, and monitored. The GUI provides the simplest method for performing operations, requiring no previous experience. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 20: Failover Software

    The update operation copies host updates to the S-VOL at the same time that they are copied to the P-VOL. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 21: Initial Copy

    P-VOL and copied to the S-VOL. Subsequent updates are held until the current update is completed in both volumes. This keeps the pair synchronized. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 22: Pair Status

    SMPL, and then the primary storage system detects the removal of the pair at the secondary system (if the path is normal), the primary storage system changes the status of the P-VOL to PSUS. TrueCopy overview Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 23: Requirements And Specifications

    TrueCopy system that require attention before setting up and using TrueCopy. □ System requirements and specifications Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 24: System Requirements And Specifications

    VSP Gx00 models or VSP Fx00 models for both primary and secondary sites. For more information, contact Hitachi Data Systems customer support. Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 25 Path group Group of remote paths, which allows you to configure multiple paths at the same time. Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 26 You cannot use the system LU for Hitachi NAS Platform as a pair volume. Planning pairs and pair volumes on page 3-8 for more information. Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 27 A command device is required for each CCI instance. ¢ See the Command Control Interface User and Reference ¢ Guide for information about setting up and using CCI. Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 28 Requirements and specifications Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 29: Planning For Truecopy

    □ System performance considerations □ Planning pairs and pair volumes □ Consistency group planning □ Host failover software □ Data path requirements and configurations Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 30: Storage System Preparation

    Note: Neither cache nor control memory can be added to or removed from the storage system when pair status is COPY. When either of these tasks is to Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 31: Workflow For Adding And Removing Cache Memory

    VSP G400, G600, G800: Control memory is added in Extension4. Identify the status of all volumes. If a volume is used by a TrueCopy pair, delete the TrueCopy pair. Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 32: System Option Modes

    The following table lists and describes the system option modes related to TrueCopy operations. For a complete list of all SOMs, see the Hardware Guide for your storage system model. Work with your Hitachi Data Systems team to make sure the appropriate SOMs are set on your storage system.

  • Page 33: System Performance Considerations

    Example of significant difference between the two: 1ms RT Time and 500ms remote IO response time. Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 34 Therefore, you need to double the round trip time. • For the "round trip time" in the formula, please ask Hitachi Data Systems customer support, or use a ping command. If you do not use channel extenders between the primary and secondary systems, specify "1".)

  • Page 35: Determining Minimum Number Of Remote Paths

    With the Fence Level setting (specified during the initial copy), you decide whether, when the pair is split due to an error, the host Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 36: Analyzing Workload, Planning Data Paths

    Options and settings for number of pairs copied, and their priority, during the initial copy and resync operations. See Priority for initial copy operations and scheduling order on page 3-15 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 37: Pair Volume Requirements And Recommendations

    Relative Primary Volume. The difference is calculated between the ¢ LDEV numbers of two successive P-VOLs. S-VOLs are assigned according to the closest LUN number. Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 38: Allowing I/O To The S-Vol

    This setting reduces the amount of time required to analyze the consistency of S-VOL data with the P-VOL during disaster recovery efforts. 3-10 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 39: Differential Data

    Although CCI allows you to specify track or cylinder, the VSP G200, G400, G600, G800 and VSP F400, F600, F800 storage systems use only tracks, whether you specify track or cylinder, or if you do not specify either of them.

  • Page 40: Maximum Number Of Pairs Supported

    • VSP G200: 2,047 • VSP G400, G600 and VSP F400, F600: 4,095 • VSP G800 and VSP F800: 16,383 3-12 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 41: Calculating Maximum Number Of Pairs

    ((32,760 x 15) / 122,752) = 5 Total: 7 Incorrect calculation 10,017 + 32,760 = 42,777 cylinders ceil ((42,777 x 15) / 122,752) = 6 Total: 6 3-13 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 42 VSP G400, G600, G800, VSP F400, F600, F800: 0 With Extension Depends on the model: • VSP G200: 36,000 • VSP G800, VSP G400, VSP G600, VSP F400, F600, F800: 65,536 3-14 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 43: Priority For Initial Copy Operations And Scheduling Order

    The P-VOLs are for the new pairs. P-VOL Value set for Initial Copy Priority LUN 10 LUN 11 3-15 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 44: Consistency Group Planning

    This topic describes how to create, update, and copy TC pairs in a consistency group of one primary storage system and one secondary storage system. 3-16 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 45: Consistency Group For Pairs In Multiple Primary And Secondary Systems

    This topic describes how to create, update, and copy TC pairs in a consistency group of multiple primary storage systems and secondary storage systems. 3-17 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 46 Figure notes: CCI uses a consistency group that consists of multiple primary and secondary storage systems. 3-18 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 47: System Configurations For Consistency Groups

    Create CCI configuration definition file C for a configuration of multiple pairs of storage systems. In CCI, register pairs to a consistency group, and resume pair operation using CCI configuration definition file C. 3-19 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 48: Registering Pairs To An Existing Consistency Group

    3-12 for the maximum number of consistency groups and the maximum number of TC pairs you can create. 3-20 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 49: Split Behaviors

    A split command is in progress • The host requested I/O processing • The microprocessor of the connection destination port for the I/O request is blocked 3-21 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 50: Operation When A Split Command Is Issued During I/O Processing (For Truecopy)

    Reference. • The CCI settings for TC are optional. The following tables show the effects of the settings on read and write access. 3-22 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 51: Pair Status Before And After A Split Operation

    In Device Manager - Storage Navigator, pairs are automatically ¢ assigned to CTG 127 when the pairs are created and function switch 30 is On. 3-23 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 52: Ctg 127 Behavior And Restrictions When A Pair Is Suspended

    Remote I/O (RIO), which is issued during the change to PSUE status, is accepted by the secondary system. • When a pair's status is changing to PSUE: 3-24 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 53: Host Failover Software

    Use the same protocol for the data paths between the host and storage system and between the primary and secondary storage systems. When 3-25 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 54: Ports

    Greater than 30 km (18.6 Communications lines are Approved third-party required. channel extender miles) products. TrueCopy operations typically do not exceed 30 km. 3-26 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 55: Iscsi Data Path Requirements

    Selective ACK: Make sure Selective ACK is enabled for iSCSI ports. Selective ACK is set to Enable by default (Edit Ports window). Do not change this setting. 3-27 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 56 As a result, performance might be greatly affected. Use Fibre Channel data paths for critical systems that require high performance. 3-28 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 57: Supported Data Path Configurations

    The firmware supporting these functions must be installed on both the primary and secondary systems. Direct connection The following figure shows a direct connection, in which two devices are connected directly together. 3-29 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 58: Switch Connection

    The following figure shows a switch connection, in which up to three optical fibre cables are connected using switches. Two switches can be used. 3-30 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 59 8 Gbps • 16 Gbps 2HS10S 10 Gbps 10 Gbps iSCSI 2HS10B 10 Gbps • 10 Gbps iSCSI (10G • 1 Gbps BASE-T) 3-31 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 60: Extender Connection

    • Gather several remote copy paths in one location. If you are using a Hitachi switch to make the connection, contact Hitachi Data Systems customer support. Caution: Make sure that the channel extender supports remote I/Os.
  • Page 61 When you set up secondary-to-primary data paths, specify the same combination of CUs or CU Free, and the same path group ID, as specified for the primary-to-secondary paths. 3-33 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 62 3-34 Planning for TrueCopy Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 63: Sharing Truecopy Volumes

    □ Dynamic Provisioning □ LUN Manager □ Performance Monitor □ Universal Replicator □ ShadowImage □ Virtual LUN □ Volume Migration □ Global storage virtualization Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 64: Volume Types That Can Be Shared With Truecopy

    ShadowImage (SI) P-VOL in PSUS (Delete pair to RCU) status P-VOL in COPY(RS-R)/RCPY status SI P-VOL is also used as a UR P-VOL or S- Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 65 P-VOL, volume is an S-VOL, volume migration volume migration will stop.) will stop.) Source volume (after volume migration is finished) Target volume Notes: Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 66: Data Retention Utility

    Device Manager - Storage Navigator. DRU operation PAIR Changing access attribute Referring Volume status access Read/ Read Prote S-VOL attribute Write Only Disable P-VOL SMPL COPY PAIR PSUS Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 67: Dynamic Provisioning

    Volume Migration migration plan. Before creating the TC pair, delete the SI pair, or disable the Volume Migration setting. After the pair is created, re-create the pair or migration plan. Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 68: Lun Manager

    Identify the optimum timing for performing TC operations. • Determine the best locations for the TC S-VOL (for example, parity groups with less-frequently accessed volumes to avoid bottlenecks of backend activity). Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 69: Universal Replicator

    For information about the Quick Restore operation, see the Hitachi ShadowImage® User Guide. Configurations with ShadowImage P-VOLs TC can share a SI P-VOL in three configurations: Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 70 TC P-VOL takes a longer time than normal. This is especially true when the SI pair is in the PSUS(SP)/PSUS status and is caused by the SI copying process. Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 71 Both the TC P-VOL and S-VOL function as SI P- VOLs, providing multiple copies at the local and remote sites. Figure 4-3 Shared TC P-VOL, S-VOL with multiple SI P-VOLs Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 72: Configurations With Shadowimage S-Vols

    PAIR status, split the SI pair, and then set it in the PSUS status. The following table shows possibilities of TC pair operations according to the SI S- VOL status. 4-10 Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 73: Status Reporting And Data Currency

    Device Manager - Storage Navigator displays the status of all S-VOLs. The following table shows when data is current on a shared TC/SI volume based on the pair statuses. 4-11 Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 74: Virtual Lun

    Volume Migration volume: • Set I/O rates less than 50 IOPS while migrating volumes; if more than 50 IOPS, volumes may not be migrated. 4-12 Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 75: Global Storage Virtualization

    TC pair operations, specify the physical LDEV ID of the volume. You cannot delete the virtual LDEV ID of the volume used in TC. 4-13 Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 76 4-14 Sharing TrueCopy volumes Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 77: Tc Configuration

    TC configuration This chapter provides instructions for configuring TrueCopy. □ Configuration workflow □ Adding remote connections □ Changing remote replica options TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 78: Configuration Workflow

    Device Manager - Storage Navigator. Make sure to complete the procedure. If you cancel remote path settings, you will be unable to perform operations and check status. TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 79 In the Connections (To) tab, click Add Remote Connection. In the Remote Storage System box, specify the following: For Model, select the storage system model. For Serial Number, select the serial number. TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 80: Changing Remote Replica Options

    Monitoring is less than 40 seconds, the path might be blocked due to a delay in the network such as many switches in a spanning tree protocol (STP) network or a long distance connection. TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 81 In the Storage Systems tree, click Replication. In the Replication window, click Edit Options > Remote Replication. In the Edit Remote Replica Options window, for Copy Type, select TC. TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 82 - When you create or resynchronize a greater number of pairs than you specify in Maximum Initial Copy Activities, the system processes TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 83 In the Confirm window, review the settings and enter a task name in the Task Name box. Click Apply to save your settings in the system. TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 84 TC configuration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 85: Tc Pair Operations

    This chapter provides instructions for performing TrueCopy pair operations. □ Pair operations workflow □ Checking pair status □ Creating pairs □ Splitting pairs □ Resynchronizing pairs □ Deleting pairs TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 86: Pair Operations Workflow

    • To view a pair's current status in the GUI, or review status definitions, see Monitoring pair status, license capacity on page 7-2. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 87: Creating Pairs

    In Device Manager - Storage Navigator: Click Storage Systems, and then expand the Storage Systems tree. In the Storage Systems tree, click Replication > Remote Replication. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 88 P-VOLs for pairing, this LUN is the base S-VOL that is assigned to the first P-VOL and from which subsequent S-VOL LUNs are assigned to the list of P-VOLs. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 89 Back again in the Primary Volume Selection box, select the primary volume to be copied first and click Add. The volume and pair information moves to the Selected Pairs table. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 90: Splitting Pairs

    In the Storage Systems tree, click Replication > Remote Replication. In the Remote Replication window, click the TC Pairs tab, select the pair to be split, and then click Split Pairs. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 91 Disable (default), to cause host input to be rejected by the S-VOL ¢ while the pair is split. For Primary Volume Write, specify whether writing to the P-VOL is enabled while the pair is split. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 92: Resynchronizing Pairs

    In the TC Pairs tab, click Resync Pairs. In the Resync Pairs window, ensure that the pair to be resynchronized appears in the Selected Pairs table. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 93 The speed of 4 is a fast copy pace, and the host I/O performance ¢ might be degraded. If you enter a number from 5 to 15, the speed of 4 (fast copy pace) is used. TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 94: Deleting Pairs

    In the Remote Replication window, click the TC Pairs tab, and then select the pairs to be deleted. In the TC Pairs tab, click More Actions > Delete Pairs. 6-10 TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 95 In the Confirm window, review the settings and enter a task name in the Task Name box. Click Apply to save your settings in the system. 6-11 TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 96 6-12 TC pair operations Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 97: Monitoring And Maintaining The Tc System

    □ Monitoring and maintaining remote connections and paths □ Deleting TrueCopy remote connections □ Managing power-off for systems and network devices Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 98: Monitoring Pair Status, License Capacity

    In the TC Pairs tab, click More Actions > View Pair Properties and review Status. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 99: How Pair Status Changes

    PAIR. When you split a pair, the system changes the status of the P-VOL ¢ and S-VOL to PSUS. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 100: Pair Status Definitions

    S-VOL to PSUS. The primary system detects this and changes P-VOL status to PSUS. CCI shows the S-VOL status as SSUS. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 101: Split Types

    ¢ Split types appear in the Status field on the View Pair Properties window. The following table describes the split types. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 102: System Behavior

    When a split pair is resynchronized, the primary system copies the out of sync P-VOL tracks to the S-VOL as differential data. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 103: Monitoring Tc Pair Synchronization Rate

    You can review a pair's history of operations, including the operation's description, date and time it took place, primary and secondary system information, and other details. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 104: Operation Descriptions

    The following table describes the operations shown in the History window. Operation Displayed Description Pair Add Start Creation of the pair started. Pair Add Complete Creation of the pair completed. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 105: Changing The Fence Level

    - Status: The P-VOL cannot be written to only if the primary system is not able to change S-VOL status to PSUE. Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 106: Forcibly Deleting Pairs

    In the LDEVs tab, click More Actions > Force Delete Pairs (TC Pairs). In the Force Delete Pairs (TC Pairs) window, ensure that the volume is in the Selected LDEV table. 7-10 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 107: Saving Pair Information To A Text File

    Monitoring and maintaining remote connections and paths • Viewing remote connection status and path information on page 7-12 • Configuring additional remote paths on page 7-14 7-11 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 108: Viewing Remote Connection Status And Path Information

    In the Storage Systems tree, click Replication > Remote Connection. Click View Remote Connection Properties to view connection properties and path information. 7-12 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 109 Replication > Remote Connections > Connections (To). Check connections under View Port Condition. Check Status and other details in the Connections (To) tab. 7-13 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 110: Configuring Additional Remote Paths

    In the Remote Connections window, click the Connections (To) tab. In the Connections (To) tab, select the remote connection where the remote path is to be added. 7-14 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 111: Changing Minimum Paths, Round Trip Time, Other Remote Connection Options

    Determining Minimum Number of Remote Paths on page 3-7 • The interval for data transfer to complete (RIO MIH Time). 7-15 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 112 In the Confirm window, review the settings and enter a task name in the Task Name box. Click Apply to save your settings in the system. 7-16 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 113: Replacing A Data Path

    In the Remove Remote Paths window, click Remove for the remote paths to be removed. Note that remote paths become unselectable when the minimum number of paths is reached. 7-17 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 114: Deleting Truecopy Remote Connections

    7-18 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 115: Managing Power-Off For Systems And Network Devices

    Hitachi Data Systems customer support. The following topics provide information for planned outages when TrueCopy is present. 7-19 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 116: General Information

    When the secondary system is fully powered on and ready, resynchronize the affected pairs at each primary system. Confirm the pair status changes. 7-20 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 117: Planned Outage Of Both Primary And Secondary Systems

    Power on the primary system, and make sure it is ready to resynchronize operations. If you split any pairs in step 2, you can also resynchronize those pairs now. 7-21 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 118 7-22 Monitoring and maintaining the TC system Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 119: Data Migration

    Data migration This chapter discusses using TrueCopy to migrate data from one storage system to another. □ Migration overview Data migration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 120: Migration Overview

    The volumes are then usually released from the TrueCopy pair. If you need to migrate data from other vendors' storage systems to a VSP G200, G400, G600, G800 or VSP F400, F600, F800 storage system, contact Hitachi Data Systems customer support. Migrating data Make sure that the data path is installed, and TrueCopy configuration procedures are completed.
  • Page 121 If the original P-VOL is temporarily unavailable for update copy operations, split the new pair so that the new primary system keeps track of changes. Data migration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 122 Data migration Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 123: Disaster Recovery

    Disaster recovery This chapter discusses disaster recovery. □ Disaster recovery overview □ Switching operations to the secondary site □ Transferring operations back to the primary site Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 124: Disaster Recovery Overview

    The detection and retrieval process can take some time. Your disaster recovery scenario should be designed so that detection and retrieval of lost Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 125: Switching Operations To The Secondary Site

    VOLs now the P-VOLs. To switch operations to the secondary site by not deleting pairs Record the pair status and fence level of each S-VOL. Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 126: Checking S-Vol Consistency With The P-Vol

    Restore the consistency of the S-VOL and update it, if required. The time of suspension indicated on the Last Update Time field of the Detailed Information Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 127: Transferring Operations Back To The Primary Site

    At the secondary system create the pairs, with the S-VOLs at the primary site. Make sure to use Entire Volume for the Initial Copy Type option. Confirm that the pairs are created and that status is PAIR. Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 128 At the secondary system, halt host operations and vary the P-VOL offline. This maintains synchronization of the pairs. Run the horctakeover to the P-VOL command. Vary the primary system and P-VOLs online, and start host operations. Disaster recovery Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 129: Troubleshooting

    □ Remote path status problems □ Split pair problems □ Troubleshooting using CCI □ Service Information Messages (SIMs) □ Pinned track recovery □ Calling Hitachi Data Systems customer support 10-1 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 130: Error Codes And Messages

    SIM is error. generated. If this occurs, call service personnel, and then retry TrueCopy operations after the problem is fixed. 10-2 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 131: Remote Path Status Problems

    NVS and cache are and secondary fully functional. systems timed out. • Make sure that network relay devices are properly configured and functional. This 10-3 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 132 This timeout occurred. includes cables, connectors, switches, extender devices, communication lines, and all other devices connected to the extenders. 10-4 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 133: Split Pair Problems

    I/O error • Clear any error conditions at the during update copy. In secondary system or S-VOL, and this case, the split type 10-5 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 134: Troubleshooting Using Cci

    HOST is the host name. Example: Error codes appear on the right of the equal symbol (=). Review CCI error codes in the following topics. 10-6 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 135: Ssb2 Error Codes When Ssb1 = 2E31/B901/B90A/B90B/B912/D004

    B990 The pair cannot be created because the consistency group ID is greater than is allowed. If this error occurred when you did not specify the consistency group ID, contact Hitachi Data Systems customer support (see Getting help on page xiv).

  • Page 136: Error Code Description

    The command was rejected because the P-VOL status is other than PSUS (by user) PSUS (because of failure). C21C The command was rejected because the secondary system is not registered, or the registered information is invalid. 10-8 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 137 The TC pair associated with a UR pair cannot be created because the Remote Replication Extended program product is not installed on the primary system. 10-9 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 138 A request for a Paircreate operation was rejected because the specified secondary system is an unsupported product. C32F The number of P-VOL cylinders is not the same or smaller than the number of S-VOL cylinders.) 10-10 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 139 The primary system cache is in the process of being restored. C382 The primary system cache is either in transition to blockage on one side or in the process of being restored on one side. 10-11 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 140 The configuration combination of P-VOL and S-VOL is invalid C3B6 The P-VOL is a SI volume. C3B7 The S-VOL is a SI volume. C3B8 An internal error occurred. 10-12 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 141 Takeover command reversing operations between the P-VOL and S-VOL failed. CB1D No dummy volume can be created in the S-VOL. CB1F The secondary system does not support TC. 10-13 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 142 A UR secondary volume that is in a status other than Suspend. CBDA The Paircreate operation cannot run because the used capacity of the Data Retention Utility on the secondary system exceeds the license capacity. 10-14 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 143 The pair cannot created because the model or the software version of the primary or secondary system is not supported. CBFC The pair cannot be created because the consistency group ID is not within the supported range. 10-15 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 144: Ssb2=B992 Error Codes When Ssb1 = B901 Or B90A

    Pair cannot be created because DKC type does not support TC Asynchronous. B90A B992 Consistency group information cannot be retrieved because TC or UR is not installed. 10-16 Troubleshooting Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 145: Ssb2 Error Codes When Ssb1 = B90B

    NAS_Platform_System_RSG. Service Information Messages (SIMs) The VSP G200, G400, G600, G800 and VSP F400, F600, F800 storage systems generate a service information message (SIM) to notify users of a possible service requirement for the storage system. SIMs can be generated by the system's channel and storage path microprocessors or the service processor (SVP).

  • Page 146: Pinned Track Recovery

    Device Manager - Storage Navigator. The Hitachi Data Systems customer support staff is available 24 hours a day, seven days a week. If you need technical support, log on to Hitachi Data Systems Support Connect for contact information: https:// support.hds.com/en_us/contact-us.html.

  • Page 147: A Tc Cli Reference

    □ Configuration commands and options □ Consistency group commands and options □ Pair operation commands and options □ Monitoring commands and options □ Maintenance commands and options TC CLI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 148: Configuration Commands And Options

    Delete pairs in CTG pairsplit Volumes to be split at the same time need to be included in the same consistency group in advance. TC CLI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 149: Pair Operation Commands And Options

    View Pair Properties none pairdisplay -m mode View Pair Synchronization Rate none pairdisplay -m mode View Remote Connection Properties none pairdisplay -m mode TC CLI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 150: Maintenance Commands And Options

    Available in HDvM - SN Edit Pair Options none Edit Remote Connection Options RIO MIH Time Add Remote Paths none Remove Remote Paths none Remove Remote Connections none TC CLI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 151: B Tc Gui Reference

    □ Add Remote Connection wizard □ View Remote Connection Properties window □ Remove Remote Connections window □ Edit Remote Connection Options wizard □ Add Remote Paths wizard TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 152 □ Force Delete Pairs (TC Pairs) window □ Edit Pair Options wizard □ View Pair Properties window □ View Pair Synchronization Rate window □ History window TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 153 Therefore, the number of tables does not change if you perform either of the following operations: • ShadowImage pair operation for DP-VOL over 4 TB TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 154 - A blank indicates no values are specified. • SSID: Volume's virtual SSID. A blank indicates that no virtual SSID is specified. Export Opens the window for exporting the table information. TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 155 Summary section on page B-6 • TC Pairs tab on page B-6 • UR Pairs tab on page B-8 • Mirrors tab on page B-11 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 156 Note: Encryption of data is not ensured in an LDEV with the Mixed encryption status. To manage data encryption, use an LDEV for which Encryption is Enabled or Disabled. TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 157 Sync: It is a TC pair which is not assigned to consistency group. • Sync (Specified CTG): It is a TC pair created by specifying consistency group. TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 158 This item does not appear in the table by default. To display this item, click Column Settings. Displays when you select More Actions. UR Pairs tab UR only. TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 159 Mixed: The journal contains both encrypted and ¢ unencrypted volumes. Note: Encryption of data is not ensured in an LDEV with the Mixed encryption status. To TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 160 Create UR Pairs Opens the Create UR Pairs window. Split Pairs Opens the Split Pairs window. Resync Pairs Opens the Resync Pairs window. B-10 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 161 Model / Serial Number: Remote system model and serial number. • Journal ID: Remote system journal identifier Path Group ID Path group identifier. B-11 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 162 Opens the Edit Mirror Options window. Edit Mirror Options View Remote Connection Opens the View Remote Connection Properties window when the value for Attribute is "Master". Properties B-12 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 163 • Attribute : Volume's LDEV attribute. • Provisioning Type : Volume's provisioning type. • Capacity : Volume's capacity. • CLPR : Volume's CLPR. B-13 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 164 Information about volumes in the Remote Storage System. • Model / Serial Number: Remote system's model and serial number. • LDEV ID: LDEV identifier. B-14 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 165 This item does not appear in the window by default. To display this item, change the Column Settings. Displays when you select More Actions. B-15 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 166: Remote Connections Window

    7-11. In this topic you can review the following tables: • Connections (To) tab on page B-17 B-16 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 167 Path Group ID Path group identifier. Status Remote connection status. • Normal: All remote paths are normal. • Failed: All remote paths are abnormal. B-17 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 168 Remote Storage System Remote Storage System's model and serial number. Path Group ID Path group identifier. Export Opens the window for exporting the table information. B-18 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 169 ¢ A blank indicates that the volume is in a status other than the above. • CLPR: Volume's CLPR. • Capacity: Volume's capacity. B-19 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 170: Add Remote Connection Wizard

    When you select Fibre for Select Type the following screen is displayed. When you select iSCSI for Select Type the following screen is displayed. B-20 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 171 In that case, such a model is enclosed in parentheses when displayed on the Remote Connections window. B-21 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 172 Item Description RIO MIH Time Time limit between 10 and 100 seconds for the data- transfer operation to complete (15 is the default). B-22 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 173: Add Remote Connection Confirmation Window

    Minimum Number of Paths Specified minimum number of remote paths. RIO MIH Time (sec.) Specified RIO MIH time. Roundtrip Time (msec.) Specified roundtrip time. B-23 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 174: View Remote Connection Properties Window

    TCP Port Number: Displays the TCP port number when Port Type is iSCSI. View Remote Connection Properties window Use this window to view information about remote connections and paths. B-24 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 175 Fibre: All remote path port types within remote connection are Fibre. • iSCSI: All remote path port types within remote connection are iSCSI. B-25 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 176: Remove Remote Connections Window

    Remove Remote Connections window Use this window to remove remote connections. For complete information and instructions, see Deleting TrueCopy remote connections on page 7-18. B-26 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 177: Edit Remote Connection Options Wizard

    For complete information and instructions, see Changing minimum paths, round trip time, other remote connection options on page 7-15. B-27 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 178: Edit Remote Connection Options Confirmation Window

    Time limit between 1 and 500 milliseconds for data copy from P-VOL to S-VOL (1 is the default). Edit Remote Connection Options confirmation window B-28 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 179: Add Remote Paths Wizard

    For complete information and instructions, see Configuring additional remote paths on page 7-14. When you select Fibre for Select Type the following screen is displayed. B-29 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 180 When you select iSCSI for Select Type the following screen is displayed. In this topic, you can view the following tables. B-30 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 181 Displays the TCP port number of the remote storage system. Only displays when selecting iSCSI for Select Type. Add Paths Clicking adds more paths, up to eight. B-31 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 182: Add Remote Paths Confirmation Window

    Number of Remote Paths Number of remote paths including those being added. Minimum Number of Paths Specified minimum number of remote paths. B-32 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 183: Remove Remote Paths Wizard

    For complete information and instructions, see Deleting remote paths on page 7-17. When you select Fibre for Select Type the following screen is displayed. B-33 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 184 When you select iSCSI for Select Type the following screen is displayed. In this topic, you can view the following tables. B-34 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 185 Displays the TCP port number of the remote storage system. Only displays when selecting iSCSI for Select Type. Remove Check box for deleting the path from the remote connection. B-35 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 186: Remove Remote Paths Confirmation Window

    Specified minimum number of remote paths. Selected Remote Paths table Item Description Local Information about the local storage system port. • Port ID: Displays the port identifier. B-36 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 187: Edit Remote Replica Options Wizard

    Use this window to change options that affect the replication system. For complete information and instructions, see Changing remote replica options on page 5-4. B-37 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 188 Storage System Options on page B-39 • CU Options on page B-39 Setting Fields Item Description Copy Type Type of pair: • TC: TrueCopy • UR: Universal Replicator B-38 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 189 Change CU Options Opens the Change CU Options window. If you select Disable in Maximum Initial Copy Activities, you cannot select this button. B-39 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 190: Change Cu Options Window

    (1 to 16). This can be specified only when you select Enable for Maximum Initial Copy Activities in CU Options of the Edit Remote Replica Options window. B-40 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 191: Edit Remote Replica Options Confirmation Window

    CU Options on page B-42 Storage System Options Item Description Maximum Initial Copy Number of volumes that can be copied per initial copy Activities operation. B-41 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 192: Create Pairs Wizard

    Use this window to create pairs. For complete information and instructions, see Creating pairs on page 6-3. In this topic, you can view the following tables. B-42 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 193 Target Alias: Selections for iSCSI target alias. All the LUNs in the indicated port for Available LDEVs if Any is selected. Displays when iSCSI port is selected for Port Name. B-43 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 194 Displayed only for UR pairs. • Port ID: Port identifier. • Host Group Name / iSCSI Target Alias: Host group name or iSCSI target alias. B-44 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 195 Model / Serial Number: Model and serial number. ¢ LDEV ID: LDEV identifier. ¢ Port ID: Port identifier of the volume. ¢ B-45 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 196 CTG ID Displays consistency groups registered in the storage system. An asterisk indicates it is assigned to a pair in the Select Pairs table. B-46 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 197 • Host Group Name / iSCSI Target Alias: Host group name or iSCSI target alias. • iSCSI Target Name: Volume's iSCSI target name. B-47 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 198 • T10 PI: Volume's T10 PI attribute information. Enabled: Volume's T10 PI attribute is enabled. ¢ B-48 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 199: Change Settings Window

    Deletes the specified pair from the table. Change Settings window Use this window in the pair creation wizard to change options that affect how the pair is created. B-49 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 200 256; default is 32. For GAD pairs, this is not displayed. Error Level UR only Whether to split all pairs in the mirror if a failure occurs during this operation: B-50 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 201: Create Tc Pairs Confirmation Window

    Local Storage System Information about volumes in the accessed system. • LDEV ID: LDEV identifier. • LDEV Name: LDEV name. • Port ID: Port identifier. B-51 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 202 T10 PI: Volume's T10 PI attribute information. Enabled: Volume's T10 PI attribute is enabled. ¢ Disabled: Volume's T10 PI attribute is disabled. ¢ B-52 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 203: Split Pairs Wizard

    Use this wizard to split pairs. Split Pairs window Use this window to split pairs. For complete information and instructions, see Splitting pairs on page 6-6. B-53 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 204 Pair Position: Whether volume is a P-VOL or S-VOL. • Attribute: LDEV attribute. • Capacity: Volume's capacity. • CLPR: Volume's CLPR. Copy Type Type of pair: • TC: TrueCopy B-54 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 205 VOL depends on the Primary Volume Fence Level Setting. Default. • Disable: Prevents writing to the P-VOL. Available only when performing the split operation from the pair's primary storage system. B-55 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 206: Split Pairs Confirmation Window

    Pair status. Secondary Volume Write Whether the S-VOL can be written to while the pair is split. • Enabled: Can write to S-VOL. B-56 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 207: Resync Pairs Wizard

    Use this wizard to resynchronize pairs. Resync Pairs window Use this window to resynchronize pairs. For complete information and instructions, see Resynchronizing pairs on page 6-8. B-57 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 208 Capacity: Volume's capacity. • CLPR: Volume's CLPR. Copy Type Type of pair: • TC: TrueCopy Status Pair status. Copy Priority Order that pairs are resynchronized. B-58 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 209 If you enter a number from 5 to 15, the speed of 4 (fast copy pace) is used. B-59 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 210: Resync Pairs Confirmation Window

    Data: Cannot be written to. • Status: Can be written to only if the local system can change S-VOL status to PSUE; otherwise no. B-60 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 211: Delete Pairs Wizard

    Use this wizard to delete pairs. Delete Pairs window Use this window to delete pairs. For complete information and instructions, see Deleting pairs on page 6-10. B-61 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 212 • Attribute: LDEV attribute. • Capacity: Volume's capacity. • CLPR: Volume's CLPR. Copy Type Type of pair: • TC: TrueCopy Status Pair status. B-62 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 213 P-VOL and S-VOL to unpaired volumes. Default. • Force: Deletes the pair even when the local system cannot communicate with the remote system. B-63 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 214: Delete Pairs Confirmation Window

    Delete Mode How the pair is deleted. Remote Storage System Information about the remote system. • Model / Serial Number: Model and serial number. B-64 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 215: Force Delete Pairs (Tc Pairs) Window

    For complete information and instructions, see Forcibly deleting pairs on page 7-10. Selected LDEVs table Item Description LDEV ID LDEV identifier. LDEV Name LDEV name. B-65 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 216: Edit Pair Options Wizard

    S-VOL status to PSUE; otherwise no. • Never: The P-VOL can be written to. The value set for the selected pair is the default. B-66 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 217: Edit Pair Options Confirmation Window

    Path Group ID Path group identifier. View Pair Properties window Use this window to view the data related to pairs and their volumes. B-67 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 218 • Attribute, capacity: Local system's volume attribute and capacity. If the volume does not have an attribute, only the capacity is displayed. B-68 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 219 Received or Enabled/Not Received is displayed. Indicates whether a write operation is received from the host or not. Copy Pace Speed that data is copied. B-69 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 220: View Pair Synchronization Rate Window

    Use this window to view the percentage of synchronized data between P-VOL and S-VOL. For complete information and instructions, see Monitoring TC pair synchronization rate on page 7-7. B-70 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 221 Model / Serial Number: Remote system's model and serial number. • LDEV ID: LDEV identifier. • Virtual Storage Machine: Virtual storage machine's model type and serial number. B-71 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 222: History Window

    Date and time of the operation. Local Storage System Information about volumes in the accessed system. • LDEV ID: LDEV identifier. • Provisioning Type: Volume's provisioning type. B-72 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 223 • LDEV ID: LDEV identifier. • Pair Position: Whether the volume is a primary or secondary volume. • Provisioning Type: Volume's provisioning type. B-73 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 224 Description is other than Pair Add Complete or Pair Resync. Complete, a hyphen (-) is displayed. Export Opens the window for exporting table information. B-74 TC GUI reference Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 225: Glossary

    In a 3DC configuration, data is copied from a local site to an intermediate site and then to a remote site (3DC cascade configuration), or from a local site to two remote sites (3DC multi-target configuration). acknowledgement Glossary-1 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 226: Audit Log

    RAID group. business continuity blade A computer module, generally a single circuit board, used mostly in servers. BLK, blk block Glossary-2 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 227: Cascade Configuration

    A volume that is being used by more than one replication function. For example, a volume that is the primary volume of a TrueCopy pair and the primary volume of a ShadowImage pair is a shared volume. Command Control Interface Glossary-3 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 228: Command Device

    Shows a time stamp to indicate how close the target volume is to the source volume. C/T also shows the time stamp of a journal and extended consistency group. control memory Another name for shared memory. Glossary-4 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 229 The primary and secondary volumes each have their own cylinder bitmap. When the pair is resynchronized, the cylinder bitmaps are merged, and the differential data is copied to the secondary volume. DASD direct-access storage device Glossary-5 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 230: Data Consistency

    A set of procedures to recover critical application data and processing after a disaster or other failure. disk array Disk array, or just array, is another name for a RAID storage system. Glossary-6 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 231 A set of device emulation types that can be intermixed within a RAID group and treated as a group. env. environment Glossary-7 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 232: External Volume

    FICON Fibre Connectivity free capacity The amount of storage space (in bytes) that is available for use by the host system(s). fibre switch Glossary-8 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 233: Host Failover

    A group of hosts of the same operating system platform. host mode Operational modes that provide enhanced compatibility with supported host platforms. Used with fibre-channel ports on RAID storage systems. Glossary-9 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 234 See also external volume. IO, I/O input/output I/O mode I/O actions on the P-VOL and S-VOL of the global-active device pair. IOPS I/Os per second journal Glossary-10 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 235: Journal Volume

    L2 secondary volumes. See also cascade configuration. logical block address local control port; link control processor logical control unit LDEV logical device LDKC See logical disk controller (LDKC). Glossary-11 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 236 (LU) path The path between an open-systems host and a logical unit. logical volume See volume. logical unit logical unit number LUNM Hitachi LUN Manager Glossary-12 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 237 MB/sec, MBps megabytes per second migration volume A volume used to migrate data from a different storage system, such as Hitachi Unified Storage VM. missing interrupt handler mirror In Universal Replicator, each pair relationship in and between journals is called a "mirror".
  • Page 238 Indicates the condition of a copy pair. A pair must have a specific status for specific operations. When an operation completes, the status of the pair changes to the new status. parity group See RAID group. Glossary-14 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 239: Port Mode

    The primary site can also be called the "local site". Glossary-15 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 240: Quorum Disk

    Used to determine the volume in the global-active device pair on which server I/O should continue when a failure occurs in a path or a storage system. Quorum disk is installed in an external storage system. Glossary-16 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 241: Raid Group

    TrueCopy and Universal Replicator provide remote replication. See also in-system replication. remote site See secondary site. remote storage system The system containing the copy in the remote location of a remote replication pair. Glossary-17 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 242 The remote site can also be called the "secondary site". See also primary site. secondary storage system The remote storage system Glossary-18 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...

  • Page 243: Severity Level

    The volume in a copy pair that is the copy. The following Hitachi products use the term "secondary volume": Device Manager - Storage Navigator, Thin Image, ShadowImage, TrueCopy, and Universal Replicator. See also primary volume. service information message (SIM) SIMs are generated by a RAID storage system when it detects an error or service requirement.
  • Page 244 Additional operational parameters for the RAID storage systems that enable the storage system to be tailored to unique customer operating requirements. SOMs are set on the service processor. terabyte Glossary-20 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 245 RAID level and device emulation type. LUN volume A custom-size volume whose size is defined by the user using Virtual LVI/Virtual LUN. Also called a custom volume (CV). Glossary-21 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 246 (V-VOL) A logical volume that has no physical storage space. Hitachi Thin Image uses V-VOLs as secondary volumes of copy pairs. In Dynamic Provisioning, Dynamic Tiering, and active flash, V-VOLs are referred to as DP-VOLs. Hitachi Virtual LVI/LUN...

  • Page 247: Index

    GAD pairs B-13 description Global storage virtualization 4-13 planning 3-25 supported configurations 3-29 Data Retention Utility, sharing volumes with delete mode, setting 6-11 Index-1 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 248 7-11 pairs scheduling order for initial copies creating secondary volume write, setting deleting 6-10 setting up TrueCopy duplicate volumes and hosts 3-10 ShadowImage, sharing volumes Index-2 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 249 Virtual LUN 4-12 Volume Migration 4-12 volumes, sharing with others Index-3 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 250 Index-4 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 251 Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models...
  • Page 252 Hitachi Data Systems Corporate Headquarters 2845 Lafayette Street Santa Clara, California 95050-2639 U.S.A. www.hds.com Regional Contact Information Americas +1 408 970 1000 info@hds.com Europe, Middle East, and Africa +44 (0)1753 618000 info.emea@hds.com Asia Pacific +852 3189 7900 hds.marketing.apac@hds.com MK-94HM8019-04...

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