Provisioning Guide for Hitachi Virtual Storage Platform ... Guide Hitachi Virtual Storage Platform G200, G400, G600, G800 Hitachi Virtual Storage Platform F400, F600, F800 Hitachi Data Retention Utility

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  • Provisioning GuideHitachi Virtual Storage Platform G200, G400, G600, G800

    Hitachi Virtual Storage Platform F400, F600, F800

    Hitachi Data Retention Utility

    Hitachi Dynamic Provisioning

    Hitachi Dynamic Tiering

    Hitachi LUN Manager

    Hitachi Resource Partition Manager

    MK-94HM8014-05

    October 2016

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    2Provisioning Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models

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  • Contents

    Preface............................................................................................... 17Intended audience................................................................................................. 18Product version......................................................................................................18Release notes........................................................................................................ 18Changes in this revision..........................................................................................18Related documents.................................................................................................19Document conventions........................................................................................... 19Conventions for storage capacity values...................................................................20Accessing product documentation........................................................................... 21Getting help...........................................................................................................21Comments.............................................................................................................21

    1 Introduction to provisioning............................................................. 23About provisioning................................................................................................. 24Key terms..............................................................................................................24Basic provisioning...................................................................................................25

    Overview of fixed-sized provisioning...................................................................26Overview of custom-sized provisioning............................................................... 27Basic provisioning workflow...............................................................................29

    Complementary functions....................................................................................... 29Dynamic Provisioning............................................................................................. 30

    About Dynamic Provisioning.............................................................................. 30Dynamic Provisioning concepts ......................................................................... 30Advantages of using Dynamic Provisioning ........................................................ 31DP-VOL with data direct mapping attribute......................................................... 33Estimating the required capacity of pool-VOLs with System Area in the pool of the data direct mapping attribute...................................................................... 36Dynamic Provisioning high-level workflow...........................................................37Capacity saving and accelerated compression functions....................................... 38Capacity saving function: data deduplication and compression............................. 38Pools containing pool volumes carved from accelerated compression-enabled parity groups....................................................................................................40

    Accelerated compression-enabled parity groups.............................................40Storing data written to DP-VOLs...................................................................41Monitoring used pool capacity and used pool capacity reserved for writing...... 42

    3Provisioning Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models

  • Dynamic Tiering (VSP Gx00 models only).................................................................44Dynamic Tiering............................................................................................... 44Overview of tiers.............................................................................................. 45When to use Dynamic Tiering............................................................................46

    Active flash (VSP Gx00 models only)........................................................................46Data retention strategies........................................................................................ 48Requirements........................................................................................................ 49

    System requirements........................................................................................ 49Shared memory requirements............................................................................49Cache management device requirements............................................................49

    Calculating the number of cache management devices required for DP-VOLs...50Maximum capacity of cache management devices......................................... 50Calculating the number of cache management devices required by a volumethat is not a DP-VOL....................................................................................50Viewing the number of cache management devices....................................... 50

    2 Managing virtual storage machine resources..................................... 51About virtual storage machines and virtualized resources.......................................... 52Provisioning operations for resources in a virtual storage machine............................. 53Pair operations with virtual storage machine pairs.................................................... 53Software operations for resources in a virtual storage machine..................................54Editing virtualization management settings...............................................................55

    3 Configuring resource groups............................................................ 59Resource group strategies..................................

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