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  • Hitachi Virtual Storage Platform G1000Provisioning Guide for Open Systems

    MK-92RD8014-02

  • 2014 Hitachi, Ltd. All rights reserved.

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    2Hitachi Virtual Storage Platform G1000 Provisioning Guide for Open Systems

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  • Contents

    Preface............................................................................................... 11Intended audience................................................................................................. 12Product version......................................................................................................12Release notes........................................................................................................ 12Document revision level..........................................................................................12Changes made in this revision.................................................................................12Related documents.................................................................................................13Document conventions........................................................................................... 13Conventions for storage capacity values...................................................................14Accessing product documentation........................................................................... 15Getting help...........................................................................................................15Comments.............................................................................................................15

    1 Introduction to provisioning..................................................................17About provisioning................................................................................................. 18Key terms..............................................................................................................18Basic provisioning...................................................................................................19

    Fixed-sized provisioning.................................................................................... 19Overview of fixed-sized provisioning............................................................. 19Disadvantages............................................................................................ 21When to use fixed-sized provisioning............................................................ 21

    Custom-sized provisioning................................................................................. 21Overview of custom-sized provisioning..........................................................21When to use custom-sized provisioning.........................................................22

    Basic provisioning workflow...............................................................................22Thin provisioning....................................................................................................23

    Dynamic Provisioning........................................................................................23About Dynamic Provisioning.........................................................................23When to use Dynamic Provisioning............................................................... 24Dynamic Provisioning advantages.................................................................24Dynamic Provisioning advantage example..................................................... 25Dynamic Provisioning workflow.................................................................... 25

    Dynamic Tiering............................................................................................... 25About Dynamic Tiering................................................................................ 26Overview of tiers.........................................................................................27

    3Hitachi Virtual Storage Platform G1000 Provisioning Guide for Open Systems

  • When to use Dynamic Tiering...................................................................... 27Data retention strategies...................................................................................27

    Requirements........................................................................................................ 28System requirements........................................................................................ 28Shared memory requirements............................................................................28

    About cache management devices...........................................................................29Maximum capacity of cache management devices...............................................29Calculating the number of cache management devices for DP-VOL volumes..........30Calculating the number of cache management devices for non-DP-VOL volumes... 30Viewing the number of cache management devices.............................................30

    2 Managing virtual storage machine resources..........................................31About virtual storage machines and virtualized resources.......................................... 32Provisioning operations for resources in a virtual storage machine............................. 33Maintenance operations for resources in a virtual storage machine............................ 33Pair operations with virtual storage machine pairs.................................................... 33Software operations for resources in a virtual storage machine..................................35

    3 Configuring resource groups.................................................................37When to use resource groups .................................................................................38System configuration using resource groups.............................................................38

    Meta_resource..................................................................................................39Resource lock...................................................................................................39Resource group assignments............................................................................. 39User groups..................................................................................................... 40

    Resource groups examples..................................................................................... 40Example of resource groups sharing a port.........................................................40Example of resource groups not sharing ports.................................................... 42

    Resource group rules, restrictions, and guidelines.....................................................44Using Resource Partition Manager and other VSP G1000 products..............................45

    Dynamic Provisioning........................................................................................45Encryption License Key......................................................................................46LUN Manager..................................................................

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