Hitachi Virtual Storage Platform G1000 - Hitachi Data Virtual Storage Platform G1000 Provisioning Guide for Open Systems Hitachi Data Retention Utility Hitachi Dynamic Provisioning Hitachi Dynamic Tiering

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  • Hitachi Virtual Storage Platform G1000Provisioning Guide for Open Systems

    Hitachi Data Retention Utility

    Hitachi Dynamic Provisioning

    Hitachi Dynamic Tiering

    Hitachi LUN Manager

    Hitachi Resource Partition Manager

    MK-92RD8014-10

    June 2016

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    2Hitachi Virtual Storage Platform G1000 Provisioning Guide for Open Systems

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  • Contents

    Preface............................................................................................... 13Intended audience................................................................................................. 14Product version......................................................................................................14Release notes........................................................................................................ 14Changes in this revision..........................................................................................14Related documents.................................................................................................14Document conventions........................................................................................... 15Conventions for storage capacity values...................................................................16Accessing product documentation........................................................................... 17Getting help...........................................................................................................17Comments.............................................................................................................17

    1 Introduction to provisioning..................................................................19About provisioning................................................................................................. 20Key terms..............................................................................................................20Basic provisioning...................................................................................................21

    Fixed-sized provisioning.................................................................................... 21Overview of fixed-sized provisioning............................................................. 21Disadvantages............................................................................................ 23When to use fixed-sized provisioning............................................................ 23

    Custom-sized provisioning................................................................................. 23Overview of custom-sized provisioning..........................................................23When to use custom-sized provisioning.........................................................24

    Basic provisioning workflow...............................................................................24Thin provisioning....................................................................................................25

    Dynamic Provisioning........................................................................................25About Dynamic Provisioning.........................................................................25When to use Dynamic Provisioning............................................................... 26Dynamic Provisioning advantages.................................................................26DP-VOL with data direct mapping attribute....................................................27Dynamic Provisioning advantage example..................................................... 30Dynamic Provisioning high-level workflow..................................................... 31Pools comprised of pool volumes carved from accelerated compression-enabledparity groups.............................................................................................. 31

    Data retention strategies...................................................................................34

    3Hitachi Virtual Storage Platform G1000 Provisioning Guide for Open Systems

  • Dynamic Tiering .............................................................................................. 34Dynamic Tiering..........................................................................................34Overview of tiers.........................................................................................35When to use Dynamic Tiering...................................................................... 36

    Active flash...................................................................................................... 36Requirements........................................................................................................ 38

    System requirements........................................................................................ 38Shared memory requirements............................................................................39

    About cache management devices...........................................................................40Calculating the number of cache management devices required for DP-VOLs........ 40Maximum capacity of cache management devices...............................................40Calculating the number of cache management devices required by a volume that isnot a DP-VOL................................................................................................... 41Viewing the number of cache management devices.............................................41

    2 Managing virtual storage machine resources..........................................43About virtual storage machines and virtualized resources.......................................... 44Provisioning operations for resources in a virtual storage machine............................. 45Pair operations with virtual storage machine pairs.................................................... 45Software operations for resources in a virtual storage machine..................................47Editing virtualization management settings...............................................................47

    3 Configuring resource groups.................................................................51When to use resource groups .................................................................................52System configuration using r

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