NetBackup771_Dedupe_Guide.pdf - Symantec NetBackup\u2122 Deduplication Guide UNIX Windows Linux Release 7.7.1 Symantec NetBackup\u2122 Deduplication Guide

NetBackup771_Dedupe_Guide.pdf - Symantec NetBackupu2122...

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Unformatted text preview: Symantec NetBackup™ Deduplication Guide UNIX, Windows, Linux Release 7.7.1 Symantec NetBackup™ Deduplication Guide Documentation version: 7.7.1 Legal Notice Copyright © 2015 Symantec Corporation. All rights reserved. Symantec, the Symantec Logo, the Checkmark Logo, NetBackup, Veritas, and the Veritas Logo are trademarks or registered trademarks of Symantec Corporation or its affiliates in the U.S. and other countries. Other names may be trademarks of their respective owners. The product described in this document is distributed under licenses restricting its use, copying, distribution, and decompilation/reverse engineering. No part of this document may be reproduced in any form by any means without prior written authorization of Symantec Corporation and its licensors, if any. THE DOCUMENTATION IS PROVIDED "AS IS" AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD TO BE LEGALLY INVALID. SYMANTEC CORPORATION SHALL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH THE FURNISHING, PERFORMANCE, OR USE OF THIS DOCUMENTATION. THE INFORMATION CONTAINED IN THIS DOCUMENTATION IS SUBJECT TO CHANGE WITHOUT NOTICE. The Licensed Software and Documentation are deemed to be commercial computer software as defined in FAR 12.212 and subject to restricted rights as defined in FAR Section 52.227-19 "Commercial Computer Software - Restricted Rights" and DFARS 227.7202, "Rights in Commercial Computer Software or Commercial Computer Software Documentation", as applicable, and any successor regulations. Any use, modification, reproduction release, performance, display or disclosure of the Licensed Software and Documentation by the U.S. Government shall be solely in accordance with the terms of this Agreement. Symantec Corporation 350 Ellis Street Mountain View, CA 94043 Technical Support Symantec Technical Support maintains support centers globally. Technical Support’s primary role is to respond to specific queries about product features and functionality. The Technical Support group also creates content for our online Knowledge Base. The Technical Support group works collaboratively with the other functional areas within Symantec to answer your questions in a timely fashion. For example, the Technical Support group works with Product Engineering and Symantec Security Response to provide alerting services and virus definition updates. Symantec’s support offerings include the following: ■ A range of support options that give you the flexibility to select the right amount of service for any size organization ■ Telephone and/or Web-based support that provides rapid response and up-to-the-minute information ■ Upgrade assurance that delivers software upgrades ■ Global support purchased on a regional business hours or 24 hours a day, 7 days a week basis ■ Premium service offerings that include Account Management Services For information about Symantec’s support offerings, you can visit our website at the following URL: All support services will be delivered in accordance with your support agreement and the then-current enterprise technical support policy. Contacting Technical Support Customers with a current support agreement may access Technical Support information at the following URL: Before contacting Technical Support, make sure you have satisfied the system requirements that are listed in your product documentation. Also, you should be at the computer on which the problem occurred, in case it is necessary to replicate the problem. When you contact Technical Support, please have the following information available: ■ Product release level ■ Hardware information ■ Available memory, disk space, and NIC information ■ Operating system ■ Version and patch level ■ Network topology ■ Router, gateway, and IP address information ■ Problem description: ■ Error messages and log files ■ Troubleshooting that was performed before contacting Symantec ■ Recent software configuration changes and network changes Licensing and registration If your Symantec product requires registration or a license key, access our technical support Web page at the following URL: Customer service Customer service information is available at the following URL: Customer Service is available to assist with non-technical questions, such as the following types of issues: ■ Questions regarding product licensing or serialization ■ Product registration updates, such as address or name changes ■ General product information (features, language availability, local dealers) ■ Latest information about product updates and upgrades ■ Information about upgrade assurance and support contracts ■ Information about the Symantec Buying Programs ■ Advice about Symantec's technical support options ■ Nontechnical presales questions ■ Issues that are related to CD-ROMs, DVDs, or manuals Support agreement resources If you want to contact Symantec regarding an existing support agreement, please contact the support agreement administration team for your region as follows: Asia-Pacific and Japan [email protected] Europe, Middle-East, and Africa [email protected] North America and Latin America [email protected] Contents Technical Support ............................................................................................... 3 Chapter 1 Introducing the NetBackup media server deduplication option .................................................... 13 About the NetBackup deduplication options ....................................... 13 Chapter 2 Planning your deployment ................................................ 15 Planning your MSDP deployment .................................................... NetBackup naming conventions ...................................................... About MSDP deduplication nodes .................................................... About the NetBackup deduplication destinations ................................. About MSDP storage capacity ......................................................... About MSDP storage and connectivity requirements ............................ Fibre Channel and iSCSI comparison for MSDP ........................... About NetBackup media server deduplication ..................................... About MSDP storage servers .................................................... About MSDP load balancing servers .......................................... About MSDP server requirements .............................................. About MSDP unsupported configurations .................................... About NetBackup Client Direct deduplication ...................................... About MSDP client deduplication requirements and limitations ....................................................................... About MSDP remote office client deduplication ................................... About MSDP remote client data security ..................................... About remote client backup scheduling ....................................... About the NetBackup Deduplication Engine credentials ........................ About the network interface for MSDP .............................................. About MSDP port usage ................................................................ About MSDP optimized synthetic backups ......................................... About MSDP and SAN Client .......................................................... About MSDP optimized duplication and replication .............................. About MSDP performance .............................................................. How file size may affect the MSDP deduplication rate .................... About MSDP stream handlers ......................................................... MSDP deployment best practices .................................................... 16 17 18 18 19 20 22 23 25 26 26 27 28 29 30 31 31 31 32 33 33 34 34 35 36 36 36 Contents Use fully qualified domain names ............................................... About scaling MSDP ............................................................... Send initial full backups to the storage server ............................... Increase the number of MSDP jobs gradually ............................... Introduce MSDP load balancing servers gradually ......................... Implement MSDP client deduplication gradually ............................ Use MSDP compression and encryption ..................................... About the optimal number of backup streams for MSDP ................. About storage unit groups for MSDP .......................................... About protecting the MSDP data ................................................ Save the MSDP storage server configuration ............................... Plan for disk write caching ........................................................ Chapter 3 Provisioning the storage .................................................... 43 About provisioning the storage for MSDP .......................................... About provisioning the storage for 96-TB support ................................ Do not modify MSDP storage directories and files ............................... About adding additional MSDP storage ............................................. About volume management for NetBackup MSDP ............................... Chapter 4 37 37 38 38 38 39 39 39 40 41 41 41 43 44 45 46 46 Licensing deduplication ..................................................... 47 About licensing MSDP ................................................................... 47 About the MSDP license key ........................................................... 47 Licensing NetBackup MSDP ........................................................... 48 Chapter 5 Configuring deduplication ................................................ 49 Configuring MSDP server-side deduplication ...................................... Configuring MSDP client-side deduplication ....................................... About the MSDP Deduplication Multi-Threaded Agent .......................... Configuring the Deduplication Multi-Threaded Agent behavior ............... MSDP mtstrm.conf file parameters ............................................. Configuring deduplication plug-in interaction with the Multi-Threaded Agent ................................................................................... About MSDP fingerprinting ............................................................. About the MSDP fingerprint cache ................................................... Configuring the MSDP fingerprint cache behavior ............................... MSDP fingerprint cache behavior options .................................... About seeding the MSDP fingerprint cache for remote client deduplication ......................................................................... Configuring MSDP fingerprint cache seeding on the client .................... 51 54 55 56 57 61 62 62 63 63 64 67 7 Contents Configuring MSDP fingerprint cache seeding on the storage server .................................................................................. 68 NetBackup seedutil options ...................................................... 69 Enabling 96-TB support for MSDP ................................................... 70 Configuring a storage server for a Media Server Deduplication Pool ..................................................................................... 71 MSDP storage path properties .................................................. 82 MSDP network interface properties ............................................ 84 Configuring a storage server for a PureDisk Deduplication Pool ............. 85 About disk pools for NetBackup deduplication .................................... 95 Configuring a disk pool for deduplication ........................................... 96 Media Server Deduplication Pool properties ............................... 104 Creating the data directories for 96-TB MSDP support ........................ 106 Adding volumes to a 96-TB Media Server Deduplication Pool .............. 107 Configuring a Media Server Deduplication Pool storage unit ................ 109 Media Server Deduplication Pool storage unit properties ............... 110 MSDP storage unit recommendations ....................................... 112 Configuring client attributes for MSDP client-side deduplication ............ 113 Disabling MSDP client-side deduplication for a client .......................... 114 About MSDP compression ............................................................ 115 About MSDP encryption ............................................................... 117 MSDP compression and encryption settings matrix ............................ 118 Configuring encryption for MSDP backups ....................................... 119 Configuring encryption for MSDP optimized duplication and replication ........................................................................... 121 Configuring optimized synthetic backups for MSDP ........................... 122 About a separate network path for MSDP duplication and replication ........................................................................... 123 Configuring a separate network path for MSDP duplication and replication ........................................................................... 124 About MSDP optimized duplication within the same domain ................ 125 About the media servers for MSDP optimized duplication within the same domain ............................................................ 128 Configuring MSDP optimized duplication within the same NetBackup domain ............................................................................... 133 Configuring NetBackup optimized duplication or replication behavior ....................................................................... 137 About MSDP replication to a different domain ................................... 140 Configuring MSDP replication to a different NetBackup domain ............ 142 About NetBackup Auto Image Replication .................................. 143 About trusted master servers for Auto Image Replication .............. 151 Enabling NetBackup clustered master server inter-node authentication ................................................................ 152 8 Contents Configuring a target for MSDP replication to a remote domain ......................................................................... About configuring MSDP optimized duplication and replication bandwidth ........................................................................... About storage lifecycle policies ...................................................... About the storage lifecycle policies required for Auto Image Replication .......................................................................... Creating a storage lifecycle policy .................................................. Storage Lifecycle Policy dialog box settings ............................... About MSDP backup policy configuration ......................................... Creating a backup policy .............................................................. Resilient Network properties ......................................................... Resilient connection resource usage ........................................ Specifying resilient connections ..................................................... Adding an MSDP load balancing server ........................................... About the MSDP pd.conf configuration file ....................................... Editing the MSDP pd.conf file ........................................................ MSDP pd.conf file parameters ................................................. About the MSDP contentrouter.cfg file ............................................. About saving the MSDP storage server configuration ......................... Saving the MSDP storage server configuration ................................. Editing an MSDP storage server configuration file ............................. Setting the MSDP storage server configuration ................................. About the MSDP host configuration file ........................................... Deleting an MSDP host configuration file ......................................... Resetting the MSDP registry ......................................................... About protecting the MSDP catalog ................................................ About the MSDP shadow catalog ............................................. About the MSDP catalog backup policy ..................................... Changing the MSDP shadow catalog path ....................................... Changing the MSDP shadow catalog schedule ................................. Changing the number of MSDP catalog shadow copies ...................... Configuring an MSDP catalog backup ............................................. MSDP drcontrol options ......................................................... Updating an MSDP catalog backup policy ........................................ Chapter 6 153 158 159 160 162 165 167 168 169 172 173 175 176 177 178 189 190 191 191 193 194 194 194 195 195 196 198 199 200 201 202 204 Monitoring deduplication activity .................................. 206 Monitoring the MSDP deduplication rate .......................................... Viewing MSDP job details ............................................................. MSDP job details .................................................................. About MSDP storage capacity and usage reporting ........................... About MSDP container files .......................................................... 206 208 208 210 212 9 Contents Viewing storage usage within MSDP container files ........................... Viewing MSDP disk reports ........................................................... About monitoring MSDP processes ................................................ Reporting on Auto Image Replication jobs ........................................ Chapter 7 212 214 215 215 Managing deduplication .................................................. 217 Managing MSDP servers .............................................................. Viewing MSDP storage servers ............................................... Determining the MSDP storage server state ............................... Viewing MSDP storage server attributes .................................... Setting MSDP storage server attributes ..................................... Changing MSDP storage server properties ................................ Clearing MSDP storage server attributes ................................... About changing the MSDP storage server name or storage path ............................................................................. Changing the MSDP storage server name or storage path ............ Removing an MSDP load balancing server ................................ Deleting an MSDP storage server ............................................ Deleting the MSDP storage server configuration ......................... Managing NetBackup Deduplication Engine credentials ...................... Determining which media servers have deduplication credentials .................................................................... Adding NetBackup Deduplication Engine credentials ................... Changing NetBackup Deduplication Engine credentials ................ Deleting credentials from a load balancing server ........................ Managing Media Server Deduplication Pools .................................... Viewing Media Server Deduplication Pools ........................
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