EMC Solutions EnablerSymmetrix Migration CLIVersion 7.6

Product GuideREV 02

EMC Solutions Enabler Symmetrix Migration CLI Version 7.6 Product Guide2

Copyright 2013 EMC Corporation. All rights reserved. Published in the USA.

Published May, 2013

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CONTENTS

Preface

Part 1 Open Replicator Migration

Chapter 1 Open Replicator Operations

Open Replicator overview............................................................................ 16Practical uses........................................................................................ 16Functionality ......................................................................................... 17Rcopy concepts..................................................................................... 17Considerations...................................................................................... 19Limitations............................................................................................ 20Device guidelines.................................................................................. 22SAN setup requirements ....................................................................... 22SYMCLI symsan support ........................................................................ 23

Open Replicator command summary........................................................... 24 Open Replicator operations......................................................................... 25

Copying data to a Symmetrix DMX or VMAX Family array........................ 25Copying data from a Symmetrix DMX or VMAX Family array.................... 26

Using Open Replicator to perform a migration ............................................. 28Creating a device file............................................................................. 28Creating a session................................................................................. 30Activating a session .............................................................................. 36Monitoring session status ..................................................................... 38Terminating a session ........................................................................... 44Removing a remote device from a session ............................................. 45Recreating a session ............................................................................. 45Recovering from a failed session ........................................................... 46Restoring a session ............................................................................... 46Using VDEVs in Open Replicator ............................................................ 48

Chapter 2 Operational Restrictions and State Reference

Device control operations allowed for ORS control devices .......................... 52 ORS operations allowed for replication session states................................. 53

TimeFinder sessions.............................................................................. 53SRDF sessions....................................................................................... 55

ORS operations allowed for device types..................................................... 58

Chapter 3 Open Replicator Examples

Example 1: Preparing for data migration between Symmetrix arrays and CLARiiON/VNX arrays ................................................................................... 62

Discovering CLARiiON/VNX arrays ......................................................... 62Zoning and LUN masking....................................................................... 65Obtaining port and LUN information ...................................................... 65

Example 2: Performing a hot pull operation................................................. 68 Example 3: Pushing data online to CLARiiON/VNX array .............................. 73 Example 4: Performing a cold push operation to two different arrays ........... 84 Example 5: Performing a hot push operation ............................................... 95

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Contents

Example 6: Pushing data using BCVs as the control devices ...................... 101 Example 7: Pulling data online from an IBM F20 array to Symmetrix array .. 108 Example 8: Pushing data online from Symmetrix array to Hitachi HDS 9960 array .......................................................................................................... 115 Example 9: Performing a cold push from a VDEV........................................ 122

Part 2 Federated Live Migration

Chapter 4 Symmetrix Federated Live Migration Operations

Federated Live Migration overview ............................................................ 130 The FLM process ....................................................................................... 131 Environmental and system requirements for FLM....................................... 133

Array/device requirements .................................................................. 133Array/device limitations ...................................................................... 133Federated Tiered Storage limitations ................................................... 133Configuring the application hosts........................................................ 134Zoning and masking prerequisites ...................................................... 134

Using FLM to perform a migration.............................................................. 135Creating a device file........................................................................... 135Creating a session............................................................................... 135Verifying the created session .............................................................. 136Activating a FLM session ..................................................................... 137Monitoring FLM session status ............................................................ 138Failing Back ........................................................................................ 141Terminating a FLM session .................................................................. 141Restoring new array device identity ..................................................... 142Restoring donor device to host-active mode ........................................ 142

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Title Page

FIGURES

1 Symmetrix control array device pull operation ............................................................. 182 Symmetrix control array device push operation ........................................................... 193 Symmetrix control array hot pull using the symrcopy command................................... 264 Symmetrix control array device cold push using the symrcopy command .................... 275 Cold push copy session: single device to multiple remote devices .............................. 336 Example FLM configuration ....................................................................................... 1317 FLM process animation ............................................................................................. 132

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Figures

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Title Page

TABLES

1 Control and remote device guidelines ......................................................................... 222 SYMCLI Open Replicator command summary............................................................... 243 Verifying session state ................................................................................................ 434 Device control operations allowed for ORS control device states with host .................. 525 ORS operations allowed for TimeFinder sessions......................................................... 536 R1 mirror is control device for rcopy push session ...................................................... 557 R2 mirror is control device for rcopy push session ....................................................... 568 R1 mirror is control device for rcopy pull session ......................................................... 569 R2 mirror is control device for rcopy pull session ......................................................... 5710 ORS operations allowed by device type ....................................................................... 58

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Tableses

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