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Hitachi Universal Storage Platform V Hitachi Universal Storage Platform VMDynamic Provisioning Users Guide

FASTFIND LINKSDocument Organization Product Version Getting Help Contents

MK-96RD641-13

Copyright 2009 Hitachi, Ltd., and Hitachi Data Systems Corporation, ALL RIGHTS RESERVED Notice: No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or stored in a database or retrieval system for any purpose without the express written permission of Hitachi, Ltd. and Hitachi Data Systems Corporation (hereinafter referred to as Hitachi Data Systems). Hitachi, Ltd., and Hitachi Data Systems reserve the right to make changes to this document at any time without notice and assume no responsibility for its use. Hitachi, Ltd., and Hitachi Data Systems products and services can only be ordered under the terms and conditions of Hitachi Data Systems applicable agreements. All of the features described in this document may not be currently available. Refer to the most recent product announcement or contact your local Hitachi Data Systems sales office for information on feature and product availability. This document contains the most current information available at the time of publication. When new and/or revised information becomes available, this entire document will be updated and distributed to all registered users. Hitachi is a registered trademark of Hitachi, Ltd., in the United States and other countries. Hitachi Data Systems is a registered trademark and service mark of Hitachi, Ltd., in the United States and other countries.. Dynamic Provisioning, ShadowImage, and TrueCopy, are registered trademarks or trademarks of Hitachi Data Systems. ESCON, IBM, and z/OS are registered trademarks of International Business Machines Corporation. All other trademarks, service marks, and company names in this document are properties of their respective owners.

ii Hitachi Universal Storage Platform V/VM Hitachi Dynamic Provisioning Users Guide

ContentsPreface .................................................................................................. viiIntended Audience ............................................................................................ viii Product Version................................................................................................. viii Document Revision Level ................................................................................... viii Source Documents for this Revision ...................................................................... ix Changes in this Revision ...................................................................................... ix Document Organization ....................................................................................... ix Referenced Documents.........................................................................................x Document Conventions........................................................................................ xi Convention for Storage Capacity Values ............................................................... xii Getting Help ...................................................................................................... xii Comments ........................................................................................................ xiii

Overview of Dynamic Provisioning ......................................................... 1-1Dynamic Provisioning Features ...........................................................................1-2 Dynamic Provisioning Benefits ............................................................................1-3 Non-Disruptive Addition of Physical Disks......................................................1-3 Improved Performance................................................................................1-3 Reduced Storage Acquisition Costs...............................................................1-3 Simplified Replication Planning.....................................................................1-4 Complementary Software...................................................................................1-4

About Dynamic Provisioning Operations ................................................. 2-1Dynamic Provisioning Components .....................................................................2-2 Relationship between V-VOLS, Pools, and Pool-VOLs .....................................2-2 Supported Configurations ............................................................................2-3 Pools .........................................................................................................2-3 DP-VOLs ....................................................................................................2-5 V-VOL Management Table ...........................................................................2-6 Managing Pool Capacity .....................................................................................2-7Contents Hitachi Universal Storage Platform V/VM Hitachi Dynamic Provisioning Users Guide iii

Monitoring Pool Usage Levels...................................................................... 2-8 Full Pool Handling ...................................................................................... 2-9 Thresholds .............................................................................................. 2-10 SIM Reference Codes ............................................................................... 2-12 Pool Status.............................................................................................. 2-14 Balancing I/O Load Across the Pool ........................................................... 2-14 Interoperability with Other Products and Functions ........................................... 2-14 Using TrueCopy ....................................................................................... 2-17 Using Universal Replicator ........................................................................ 2-18 Using ShadowImage ................................................................................ 2-19 Using Virtual Partition Manager ................................................................. 2-20 Using Volume Migration............................................................................ 2-20

Preparing for Dynamic Provisioning Operations ....................................... 3-1Preparing the Storage System and Storage Navigator Computer(s)....................... 3-2 Hardware and Software Requirements......................................................... 3-2 License Requirements ................................................................................ 3-2 Shared Memory Requirements .................................................................... 3-2 Operating System and File System Capacity ................................................. 3-3 Volume and Pool Requirements................................................................... 3-4 Installing and Uninstalling Dynamic Provisioning ................................................. 3-6 Installing Dynamic Provisioning ................................................................... 3-6 Uninstalling Dynamic Provisioning ............................................................... 3-6

Using the Dynamic Provisioning GUI ...................................................... 4-1Pool Window .................................................................................................... 4-2 V-VOL Window ................................................................................................. 4-8 Dynamic Provisioning Window ......................................................................... 4-12 New Pool Dialog Box....................................................................................... 4-15 Change Pool Information Dialog Box ................................................................ 4-16 New V-VOL Group Dialog Box .......................................................................... 4-17 Create V-VOL Dialog Box (1) ........................................................................... 4-18 Create V-VOL Dialog Box (2) ........................................................................... 4-20 Create V-VOL Confirmation Dialog Box ............................................................. 4-22 Connect Pool Dialog Box ................................................................................. 4-23 Change Threshold Dialog Box .......................................................................... 4-24 Associate V-VOL Groups with Pool Dialog Box ................................................... 4-25 Release V-VOL Groups from Pool Dialog Box..................................................... 4-27 Delete V-VOL Groups Dialog Box...................................................................... 4-29

Performing Dynamic Provisioning Operations .......................................... 5-1Dynamic Provisioning Flow Chart ....................................................................... 5-2iv Contents Hitachi Universal Storage Platform V/VM Hitachi Dynamic Provisioning Users Guide

Managing Pools.................................................................................................5-3 Viewing Pool Information ............................................................................5-3 Creating a Pool...........................................................................................5-4 Associating the Pool-VOLs with the Pool .......................................................5-5 Changing the Pool Threshold .......................................................................5-6 Deleting Pools ...............................

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