EMC NetWorker Release 7.6 Service Pack 1 Administration Guide€¦ · Release 7.6 Service Pack 1 Administration Guide P/N 300-011-327 ... 2010 EMC believes the information in this

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EMC® NetWorker®Release 7.6 Service Pack 1

Administration GuideP/N 300-011-327

REV A01

EMC NetWorker Release 7.6 Service Pack 1 Administration Guide2

Copyright © 1990-2010 EMC Corporation. All rights reserved.

Published September, 2010

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Contents

Preface........................................................................................................................25Audience ............................................................................................................ 25NetWorker product documentation .............................................................. 25NetWorker related documentation................................................................ 26Conventions used in this document .............................................................. 27

Chapter 1 Overview The EMC NetWorker environment ...................................................................... 30

NetWorker components .................................................................................. 30 NetWorker features................................................................................................. 32

Performance features ....................................................................................... 32Ease of use ......................................................................................................... 33Scalability........................................................................................................... 33Optional software additions ........................................................................... 34

IPv4 to IPv6 transition............................................................................................ 34 Common NetWorker tasks .................................................................................... 34

How to add a new host.................................................................................... 34How to schedule a backup .............................................................................. 35How to configure devices................................................................................ 35How to label media .......................................................................................... 35How to view failed backups ........................................................................... 36

NetWorker user interfaces ..................................................................................... 36NetWorker Management Console interface ................................................. 36NetWorker client interface .............................................................................. 43NetWorker character-based interface............................................................ 47NetWorker command-line interface .............................................................. 47

NetWorker services................................................................................................. 48Services and programs on the NetWorker server........................................ 48Services and programs on the NetWorker client ......................................... 48

Chapter 2 Backing Up Data Scheduled backups ................................................................................................. 54

Planning a scheduled backup......................................................................... 54Setting up a scheduled backup....................................................................... 55

Save sets ................................................................................................................... 61Scheduling predefined save sets for backup ................................................ 61The All save set ................................................................................................. 62

Manual backups...................................................................................................... 64

EMC NetWorker Release 7.6 Service Pack 1 Administration Guide 3

Contents

Performing a manual backup on Windows .................................................. 64Performing a manual backup from the command prompt ........................ 66

Verifying backed-up data....................................................................................... 68 Probe-based backups .............................................................................................. 69 Checkpoint restart backups ................................................................................... 69

About partial save sets ..................................................................................... 70Configuring checkpoint enabled clients ........................................................ 71Monitoring checkpoint enabled backups ...................................................... 72Restarting a checkpoint enabled backup....................................................... 72How to query partial save sets from the Console ........................................ 73How to query partial save sets using the mminfo command .................... 74Recovering data................................................................................................. 75Cloning and scanning partial savesets........................................................... 76Cloud backup devices and partial savesets .................................................. 76

Deduplication backups........................................................................................... 76 BMR backups ........................................................................................................... 76 Encrypting backup data ......................................................................................... 76

Set the Datazone pass phrase for a NetWorker server ................................ 77Apply AES data encryption to clients in the datazone................................ 77

Compressing backup data ..................................................................................... 77Applying compression to a scheduled backup ............................................ 77Applying compression to a manual backup ................................................. 77

Special data handling for NetWorker clients on Windows............................... 78 Backing up NetWorker Console Management data........................................... 78

Scheduling backups for the NetWorker Console database ........................ 78Performing a manual backup of the Console database............................... 79Managing the size of the Console database log file ..................................... 80

Backing up Windows mount points ..................................................................... 80Including mount points in scheduled backups ............................................ 80Performing a manual backup of a mount point and its data ..................... 81Performing a manual backup of nested mount points and their data ...... 81

Backing up the Windows Content Index Server................................................. 82Backing up CIS on Windows 2000 or later.................................................... 82Directing NetWorker software to skip CIS catalog backups ...................... 82

Backing up Windows DHCP and WINS databases ........................................... 83Backing up a DHCP database ......................................................................... 83Backing up a WINS database .......................................................................... 83

Windows backup and recovery notes .................................................................. 83Enabling short filename support .................................................................... 84Enabling hard link support ............................................................................. 84Recovery and case-sensitivity ......................................................................... 84Failed backup and recovery attempts............................................................ 85Granting full permissions for backup of Disk Quota database.................. 85Security settings for logging operations performed by backup operator. 85

Customizing the backup command ..................................................................... 86Using the save command with a customized backup script ...................... 86Using the savepnpc command with a customized backup program........ 90

Considerations for backing up raw partitions .................................................... 93Backing up raw partitions on UNIX............................................................... 93Backing up raw partitions on Windows........................................................ 94

Backing up a mapped drive................................................................................... 94 Backing up access control lists .............................................................................. 94 Backing up BOOT/BCD Data on Windows 2008R2 and Windows 7.............. 94 Support for backing up renamed directories ...................................................... 95 Backing up only client file indexes and the bootstrap....................................... 95


Contents

Chapter 3 Configuring Libraries and Devices Devices and libraries .............................................................................................. 98

Support for LTO-4 hardware-based encryption .......................................... 98 Storage nodes .......................................................................................................... 99

Prerequisites ...................................................................................................... 99Licensing ............................................................................................................ 99

Storage node configuration ................................................................................... 99Configuring a storage node .......................................................................... 100Modifying timeout attribute for storage node operations........................ 100Timeouts for storage node remote devices ................................................. 101Storage node affinity ...................................................................................... 101Dedicated storage nodes................................................................................ 102Tips for troubleshooting storage nodes....................................................... 102

Data Domain deduplication devices.................................................................. 104 Avamar deduplication nodes and replication nodes....................................... 104 Dynamic drive sharing ........................................................................................ 104

Introduction to DDS....................................................................................... 104Block-size compatibility................................................................................. 105SCSI Reserve/Release .................................................................................... 106Enabling DDS with NDMP ........................................................................... 107DDS attributes in the device properties ...................................................... 108High availability and DDS ............................................................................ 109Licensing .......................................................................................................... 110

Autodetection of libraries and devices .............................................................. 110Scanning for libraries and devices ............................................................... 110Configuring the Sun StorEdge Network Foundation HBA/Driver ....... 111

Add (configure) libraries ..................................................................................... 113How to add a library device ......................................................................... 114Queuing device resources for AlphaStor .................................................... 116Virtual Tape Library (VTL) configuration .................................................. 116

Library reconfiguration........................................................................................ 117Reconfiguring a library.................................................................................. 117Using the jbedit command ............................................................................ 117

Add (configure) stand-alone devices................................................................. 118Autodetecting and configuring a stand-alone tape drive ........................ 118Adding a stand-alone device manually ...................................................... 119Configuring NetWorker DiskBackup.......................................................... 119

Support for cloud backup devices...................................................................... 120Cloud backup devices compared to other device types ........................... 120Cloud backup prerequisites and considerations ....................................... 120Cloud best practices ....................................................................................... 121Creating and labeling a cloud storage device ............................................ 122Gathering report information on cloud backup......................................... 124Staging with a cloud storage device ............................................................ 124Cloning to a cloud storage device ................................................................ 124

Deleting libraries and devices............................................................................. 124How to delete a library .................................................................................. 125How to delete a device................................................................................... 125

Library slots ........................................................................................................... 125How to configure library slots...................................................................... 125

Troubleshooting autoconfiguration failure ....................................................... 126


Contents

Chapter 4 Backup Groups and Schedules Overview of NetWorker scheduling................................................................... 128 Backup groups ....................................................................................................... 128

The NetWorker server and time-based backup groups ............................ 128Creating and scheduling a probe group...................................................... 130Preconfigured groups..................................................................................... 131Key Group attributes ...................................................................................... 131Aborted backup groups ................................................................................. 132How to create a group.................................................................................... 132How to edit a group........................................................................................ 132How to delete a group.................................................................................... 133How to copy a group...................................................................................... 133Setting the backup group time interval ....................................................... 133Limiting full backups when the time interval is less than 24 hours........ 134

Managing backup groups .................................................................................... 135Previewing a backup group .......................................................................... 135Moving clients between groups.................................................................... 135Estimating save set sizes of a backup group............................................... 136Backing up status reports .............................................................................. 136Generating and printing bootstrap reports ................................................. 136

Backing up open files............................................................................................ 137Opening files owned by the operating system ........................................... 137Opening files owned by a specific application ........................................... 137Files that change during backup................................................................... 138Backing up open files with VSS .................................................................... 138

Schedules ................................................................................................................ 138Schedules for Avamar deduplication clients .............................................. 138Preconfigured NetWorker schedules........................................................... 139Backup cycles................................................................................................... 139Scheduling and planning considerations .................................................... 141Scheduling large client file systems ............................................................. 141Key components of a schedule...................................................................... 142Working with schedules ................................................................................ 143Overriding a client’s regular backup schedule........................................... 143Client timezone adjustment for Windows clients ...................................... 144

Backup levels ......................................................................................................... 145How NetWorker backup levels work .......................................................... 145The NetWorker server and backup levels ................................................... 147Backup levels for Windows SYSTEM and VSS SYSTEM save sets ......... 149

Save set consolidation........................................................................................... 151Requirements................................................................................................... 151Save set consolidation usage ......................................................................... 151Limitations of save set consolidation ........................................................... 152Performing save set consolidation................................................................ 152Setting up save set consolidation on a schedule ........................................ 152Directing data from a consolidation backup to a specific pool ................ 153

Chapter 5 Browse and Retention Polices About browse and retention policies ................................................................. 156

Browse policies................................................................................................ 156Retention policies ............................................................................................ 158

Managing the data lifecycle ................................................................................. 160Assigning multiple policies to a single client ............................................. 162Preconfigured policies.................................................................................... 162


Contents

Editing a policy ............................................................................................... 163Delete a policy................................................................................................. 163Snapshot policies ............................................................................................ 163Working with snapshot policies................................................................... 164

Browse and retention policies for manual backups......................................... 165 Modifying the browse and retention policy on a save set .............................. 166

Reports on browse and retention policies for save sets ............................ 166

Chapter 6 Directives Directives overview.............................................................................................. 168 Types of local and global directives ................................................................... 168

Global directives ............................................................................................. 168NetWorker User local directives (Windows only) .................................... 168Local directive files......................................................................................... 168

Creating a global directive resource................................................................... 168 Editing a global directive resource..................................................................... 169 Deleting a global directive resource................................................................... 169 Copying a global directive resource................................................................... 169 Applying directives .............................................................................................. 170

Order of precedence of global and local directives ................................... 171 Local directives within the NetWorker User program .................................... 171

Set up a NetWorker User program local directive .................................... 171 Preconfigured global directive resources .......................................................... 172 Format of directive statements ........................................................................... 174

Directory specifications ................................................................................. 174Precautions when using rawasm to back up UNIX raw partitions ........ 178File matching with multiple ASMs in a directive ...................................... 178

Chapter 7 Sorting Backup Data Media pools ........................................................................................................... 182

Using media pools.......................................................................................... 182NetWorker media pool types ....................................................................... 182Sorting data with media pools...................................................................... 183Directing client file indexes and bootstrap to a separate media pool..... 184Directing consolidated backup data to a specific media pool ................ 185Meeting the criteria for more than one media pool configuration.......... 185When no customized media pool criteria is met ....................................... 186Configuring media pools............................................................................... 187Using storage devices and media pool configuration to sort data.......... 188Creating a media pool.................................................................................... 189Supporting WORM and DLTWORM tape drives ..................................... 190Working with media pools............................................................................ 193

Label templates ..................................................................................................... 195Using label templates..................................................................................... 195Using preconfigured label templates........................................................... 195Completing Label Template attributes........................................................ 196Naming label templates................................................................................. 197Working with label templates....................................................................... 198

Chapter 8 Archiving Overview of archiving ......................................................................................... 202

Archive requirements .................................................................................... 202How the NetWorker server archives data .................................................. 202


Contents

Indexed and nonindexed archiving ............................................................. 203 Permissions for archiving .................................................................................... 204

Enabling archive services for the client ....................................................... 204Enabling or restricting archive access .......................................................... 204Enabling public archive access...................................................................... 204

About archive pools .............................................................................................. 205Preconfigured Indexed Archive pool and PC Archive pool..................... 205Preconfigured archive pool ........................................................................... 205

Creating custom Archive pools........................................................................... 205 Archiving data procedures .................................................................................. 206

Enabling archive services for a NetWorker client...................................... 206Manually archiving data................................................................................ 206Scheduling data archives ............................................................................... 207

Retrieving archived data ...................................................................................... 210Retrieval permissions ..................................................................................... 210Retrieving nonindexed archives from a client on Windows .................... 210Retrieving nonindexed archives from a client on UNIX........................... 211Recovering indexed archive data from a client on Windows .................. 211Recovering indexed archive data from a client on UNIX ......................... 212Retrieving archive data from the command prompt................................. 212

Archive request management.............................................................................. 213Starting a scheduled archive at any time..................................................... 213Stopping a scheduled archive while in progress........................................ 213Disabling a scheduled archive ...................................................................... 213Viewing details of a scheduled archive ....................................................... 213

Chapter 9 Cloning Overview of cloning ............................................................................................. 216

Cloning requirements..................................................................................... 216 Save set cloning ..................................................................................................... 216

Considerations for scheduled clone jobs ..................................................... 217Setting up a schedule clone job ..................................................................... 218Starting a scheduled clone job manually ..................................................... 220Monitoring scheduled clone jobs.................................................................. 220Viewing the clone status of a save set.......................................................... 220Cloning a save set manually.......................................................................... 220Additional manual clone operations............................................................ 223

Specifying browse and retention policies for clone data................................. 223Specify a browse and retention policy in a scheduled clone job.............. 223Specify a browse and retention policy from the command prompt........ 224Specify a retention policy for a Clone pool ................................................. 224

Volume cloning...................................................................................................... 224Creating a clone volume ................................................................................ 224Viewing clone volume details ....................................................................... 225

Recovering cloned data ........................................................................................ 225Recovering a cloned save set from the command prompt........................ 226Recovering a save set when all cloned instances have expired ............... 226

Cloning archived data .......................................................................................... 226 Directing clones to a special storage node......................................................... 227

Storage node selection criteria for reading the clone data ........................ 227Storage node selection criteria for writing the clone ................................. 228Storage node selection criteria for recovering cloned data....................... 229

Using file type devices for clone operations ..................................................... 229Differences in the cloning process ................................................................ 229


Contents

Manual cloning with advanced file type device ........................................ 230 Backup-to-tape for Avamar deduplication clients ........................................... 230 Cloning with Data Domain devices ................................................................... 230 Using the nsrclone command ............................................................................. 230

Chapter 10 Staging Backups Save set staging ..................................................................................................... 234 Working with staging policies ............................................................................ 234

Creating a staging policy............................................................................... 234Editing a staging policy ................................................................................. 236Copying a staging resource........................................................................... 236Deleting a staging policy ............................................................................... 237Staging and cloning from the command prompt ...................................... 237

Chapter 11 Device Operations Overview of device operations........................................................................... 240 File type (FTD) and advanced file type (AFTD) devices ................................. 240

DiskBackup and staging................................................................................ 241Differences between FTDs and AFTDs ....................................................... 242File type devices.............................................................................................. 243

Creating and configuring FTDs and AFTDs ..................................................... 245Task 1: Set the AFTD allowed directories attribute................................... 245Task 2: Create and configure an FTD and AFTD device .......................... 245Task 3: Provide sufficient disk space for the AFTD .................................. 249Task 4: (Optional) Share an AFTD between storage nodes in a NAS or SAN environment ............................................................................ 251Task 5: Verify FTD and AFTD operations .................................................. 254

Create CIFS-mounted AFTD on Windows servers and storage nodes......... 256Start the NetWorker service on Microsoft Windows ................................ 256Configure a CIFS-mapped AFTD on a Windows server and storage node .................................................................................................... 256

Change the AFTD block size ............................................................................... 258 Recover savesets by using AFTD concurrent operations................................ 259

Limitations with concurrent AFTD recovery operations ......................... 259 Delete FTD and AFTD .......................................................................................... 260 License NetWorker DiskBackup solutions........................................................ 260 Device target and max sessions default values and ranges............................ 261 Compatible block size for UNIX and Windows............................................... 261

Determine the allowable block size ............................................................. 261Solutions to block-size compatibility problems ......................................... 261Set the block size for a device type .............................................................. 262Device block size for read and write operations........................................ 262

Library device maintenance ................................................................................ 262Periodic maintenance..................................................................................... 263Automatic tape device cleaning ................................................................... 263Tape alert ......................................................................................................... 264Service mode ................................................................................................... 265

Device parameter settings ................................................................................... 266Device settings in the NetWorker Administration interface.................... 266Device settings as environment variables................................................... 267

Common device interface.................................................................................... 269 Device ordering..................................................................................................... 269

Persistent binding and naming..................................................................... 270


Contents

Detecting device ordering issues .................................................................. 271Correcting driver ordering changes ............................................................. 271

Nonrewinding tape device usage (UNIX/Linux only) ................................... 272 Block-size mode (UNIX/Linux only) ................................................................. 272 Silos ......................................................................................................................... 273

NetWorker software interactions with a silo .............................................. 273Installing a silo................................................................................................. 273Naming conventions for silo devices ........................................................... 274Releasing a silo device.................................................................................... 275Cleaning silo devices ...................................................................................... 276Environment variables for DAS and StorageTek silos .............................. 276

Miscellaneous device operations ........................................................................ 277Refreshing enterprise library views on request.......................................... 278Changing the polling interval for enterprise library views ...................... 278Stopping a device operation.......................................................................... 278Display device operations messages............................................................ 278Sharing libraries among NetWorker hosts.................................................. 278Sleeping periods for library tasks ................................................................. 279Server Network Interface attribute............................................................... 280

Tips for using libraries.......................................................................................... 280Library notifications ....................................................................................... 280Recycling compared to adding more volumes ........................................... 281Resetting a library ........................................................................................... 281Using pools with libraries.............................................................................. 282Device calibration............................................................................................ 282Reordering tape drive numbers (Microsoft Windows only) .................... 282Adding and removing media by using the library front panel................ 283

Chapter 12 Media Management Storage management operations......................................................................... 286

How the NetWorker server uses volume labels......................................... 286How the NetWorker server selects a volume ............................................. 286

Auto Media Management .................................................................................... 288Using Auto Media Management .................................................................. 288

Volume operations ................................................................................................ 289Using the read-only mode ............................................................................. 291Changing a volume’s mode........................................................................... 291Recycling volumes .......................................................................................... 292Labeling volumes............................................................................................ 292Using barcode labels....................................................................................... 294Mounting and unmounting volumes........................................................... 296Using libraries with a volume import and export capability ................... 300Inventorying library volumes ....................................................................... 301Working with volumes................................................................................... 302

Media handling errors .......................................................................................... 304Reenable a device ............................................................................................ 304

Media management in a silo................................................................................ 305Numbering a silo slot ..................................................................................... 305Mounting and unmounting silo volumes ................................................... 305Labeling a silo volume ................................................................................... 305Using a silo with volume import/export capability.................................. 306Barcode IDs ...................................................................................................... 307Inventorying a silo .......................................................................................... 309

Volume save sets.................................................................................................... 310


Contents

Viewing save set details in the Volume Save Sets window ..................... 310Viewing save set details from the Save Set detail table ............................ 311

Chapter 13 Recovering Data Choosing a recovery method .............................................................................. 316

When to recover by file selection ................................................................. 316When to recover by save set selection ......................................................... 316

Recovering by file selection................................................................................. 317Recovering data on UNIX systems .............................................................. 317Recovering data on Windows systems........................................................ 318Recovering data from the command prompt............................................. 319Recovering an earlier version of a file ......................................................... 320Relocating recovered data ............................................................................. 322Viewing versions of a directory or file ........................................................ 323Searching for a recoverable file .................................................................... 323Viewing the volumes required for data recovery...................................... 324

Recovering by save set selection......................................................................... 324Recover a save set on Windows ................................................................... 325Recover a save set on UNIX .......................................................................... 325Recover a save set from the command prompt.......................................... 325Recover individual files or directories from a save set on Windows ..... 326Recover individual files or directories from a save set on UNIX ............ 326View volumes required for save set recovery ............................................ 326Relocate recovered save set data .................................................................. 327Resolve conflicts with recovered save set data .......................................... 327

Recovering deduplication data........................................................................... 328 Recovering with BMR .......................................................................................... 328 Recovering encrypted data.................................................................................. 328 Disaster recovery .................................................................................................. 328 Directing recoveries to another client ................................................................ 329

Uses for directed recovery............................................................................. 329Requirements for directed recovery ............................................................ 330Enabling directed recoveries......................................................................... 331Perform a directed recovery between Windows clients from the GUI .. 332Perform a directed recovery between UNIX clients from the GUI ......... 333Perform a directed recovery from the command line ............................... 334

Recovering online indexes for a NetWorker server......................................... 336Recover a client file index.............................................................................. 336Restore a save set entry in the online indexes ............................................ 337Restoring a save set entry to the client file index only.............................. 338

Recovering the Console database....................................................................... 339 Recovering backed-up client files from an old NetWorker server ............... 339 Recovering the Windows system configuration .............................................. 340

Temporary disk space.................................................................................... 341Recovering the Windows SYSTEM from the command prompt ............ 342Point-in-time recovery of the SYSTEM and VSS SYSTEM save sets....... 344Point-in-time recovery of Microsoft SQL Server or Exchange Server from earlier versions of NetWorker ................................................ 344Preparing to recover the Windows SYSTEM STATE save set ................. 345Preparing to recover the SYSTEM DB save set .......................................... 345

Recovering Windows volume mount points .................................................... 347Recovering mount points .............................................................................. 347Recovering a mount point and its data ....................................................... 347

Recovering Windows DHCP and WINS databases......................................... 349


Contents

Recover a DHCP database ............................................................................. 349Recover a WINS database.............................................................................. 349

Restoring Windows Content Index Server on Windows 2000 or later .......... 349 Restoring BOOT/BCD Data on Windows 2008 R2 and Windows 7 ............. 351 Backup and offline recovery by using Windows Server Backup with NetWorker ...................................................................................................... 352

Chapter 14 Reporting Gathering report data ........................................................................................... 354

Enabling/Disabling the gathering of report data ...................................... 354 Data retention and expiration policies ............................................................... 355 Setting expiration policies for data retention .................................................... 356 Running a jobquery............................................................................................... 356 Report categories ................................................................................................... 357 Report types ........................................................................................................... 358

Basic reports..................................................................................................... 359Drill-down reports .......................................................................................... 359Customized reports ........................................................................................ 359

Configuring reports .............................................................................................. 360How to configure a report ............................................................................. 360Date and time formats.................................................................................... 361Input formats ................................................................................................... 361

Viewing reports ..................................................................................................... 362View reports..................................................................................................... 362Interactive mode.............................................................................................. 363Document mode.............................................................................................. 364Interactive and document mode chart types .............................................. 365Restricting report views ................................................................................. 368Background processing of reports................................................................ 368

Preconfigured reports ........................................................................................... 368NetWorker backup statistics reports............................................................ 369NetWorker backup status reports ................................................................ 370NetWorker recovery reports ......................................................................... 372Data Domain statistics reports ...................................................................... 375Avamar Statistics reports............................................................................... 375Event reports.................................................................................................... 376Host reports ..................................................................................................... 379User reports...................................................................................................... 379Device reports.................................................................................................. 379Cloud backup and recover reports............................................................... 380Inactive files report ......................................................................................... 381

Customizing and saving reports......................................................................... 382Naming reports ............................................................................................... 383Saved file ownership and deleted users ...................................................... 383

Sharing reports ...................................................................................................... 384Sharing a report............................................................................................... 384

Exporting reports .................................................................................................. 385Exporting a report........................................................................................... 385Exporting non-ASCII characters ................................................................... 385

Command line reporting...................................................................................... 386The command line reporting program ........................................................ 386Java runtime environment............................................................................. 387

Printing reports...................................................................................................... 387


Contents

Chapter 15 Events and Monitoring Overview of events and monitoring .................................................................. 390 Events ..................................................................................................................... 390

Polling for System Events.............................................................................. 390Enabling or disabling the Capture Events option...................................... 391Viewing events................................................................................................ 391Event priorities................................................................................................ 392Working with notes........................................................................................ 392Working with annotations ............................................................................ 393

Monitoring window ............................................................................................. 394Viewing the Monitoring window ................................................................ 395Groups window.............................................................................................. 396Clones window ............................................................................................... 398Sessions window ............................................................................................ 399Alerts window ................................................................................................ 399Devices window ............................................................................................. 400Operations window........................................................................................ 401Log window .................................................................................................... 403Archive Requests window ............................................................................ 403

Chapter 16 Console Server Management Managing NetWorker Console server users ..................................................... 408

Login authentication for Console users ...................................................... 408Adding Console users and assigning to Console roles............................. 410Restricting a Console user’s view of managed servers ............................. 411Granting Console users privileges on a NetWorker server ..................... 412Resetting user preferences............................................................................. 413Deleting a user ................................................................................................ 413Editing user properties .................................................................................. 414Resetting the administrator password (native authentication only) ...... 414

Moving the Console server.................................................................................. 415 Setting system options ......................................................................................... 417

Setting a system option.................................................................................. 417Individual User Authentication ................................................................... 419

Setting environment variables ............................................................................ 421Setting environment variables on Solaris and Linux systems ................. 421Setting environment variables on Windows systems ............................... 422

Accessing the Console Configuration Wizard.................................................. 422 NetWorker Console server maintenance tasks................................................. 423

Changing the service port used by the NetWorker Console database ... 423Changing database connection credentials ................................................ 424NMC server IP address/hostname updates............................................... 424

Displaying international fonts in non-US locale environments..................... 425 NetWorker License Manager............................................................................... 425

Entering an enabler code ............................................................................... 425Deleting an enabler code ............................................................................... 425Entering an authorization code .................................................................... 425Changing the License Manager server ........................................................ 426

Chapter 17 NetWorker Server Management Enterprise............................................................................................................... 428

Enterprise components .................................................................................. 428Organizing NetWorker servers .................................................................... 428


Contents

Viewing the enterprise ................................................................................... 429Managing various servers in the enterprise................................................ 430Configuring remote access for a Retrospect host ....................................... 432Managing folders in the enterprise .............................................................. 432Adding or deleting multiple servers by using a hostname file................ 434

Configuring a NetWorker server ........................................................................ 436Set up the server.............................................................................................. 436

Configuring ConnectEMC ................................................................................... 437Configure ConnectEMC in the ConnectEMC Console.............................. 437Configure ConnectEMC in NMC ................................................................. 438

Enabling BMR server support ............................................................................. 440 Parallelism and multiplexing .............................................................................. 440

Parallelism........................................................................................................ 440Multiplexing .................................................................................................... 442

Managing server access........................................................................................ 443Granting access to manage NetWorker servers from Console server..... 443Administrator privileges................................................................................ 444

NetWorker User Groups ...................................................................................... 446Preconfigured User Groups........................................................................... 446Customizing privileges .................................................................................. 447Working with User Group resources ........................................................... 448

Server communication issues within Microsoft Windows.............................. 449Hostname determination ............................................................................... 449Name resolution.............................................................................................. 450Backup Operators group................................................................................ 450Dynamic Host Configuration Protocol ........................................................ 450Backup and Recover Server service.............................................................. 450

Notifications........................................................................................................... 450Preconfigured notifications ........................................................................... 451Customizing notifications.............................................................................. 453Logging event notifications ........................................................................... 456Creating a custom notification ...................................................................... 457Editing a notification ...................................................................................... 457Copying a notification.................................................................................... 457Deleting a custom notification ...................................................................... 458

Indexes .................................................................................................................... 458Characteristics of the online indexes............................................................ 458Automated index activities............................................................................ 459Checking online indexes ................................................................................ 459Viewing information about the indexes ...................................................... 459Index save sets ................................................................................................. 460Querying the media database ....................................................................... 461Cross-checking client file indexes................................................................. 461Refreshing index information ....................................................................... 461Client file index locations............................................................................... 462Managing the size of the online indexes ..................................................... 463Querying deduplication save sets using mminfo ...................................... 466

Updating NetWorker clients by using the software distribution feature ..... 467 Message log management.................................................................................... 467

Setting the UNIX startup script to trim log files......................................... 467 Savegroup job information .................................................................................. 469 Internationalization............................................................................................... 469

Log file viewer................................................................................................. 469Interoperability with previous releases of NetWorker.............................. 470Display issues .................................................................................................. 470


Contents

Maximum path and save set length............................................................. 470Group completion messages......................................................................... 471Locale-specific configuration issues on UNIX/Linux............................... 471

Chapter 18 NetWorker Client Management NetWorker client overview ................................................................................. 474 Client configuration.............................................................................................. 474

Creating a client .............................................................................................. 474Editing a client ................................................................................................ 474Copying a client .............................................................................................. 474Changing a client name ................................................................................. 475Deleting a client .............................................................................................. 475Recovering a deleted client ........................................................................... 476Editing a client NSRLA database ................................................................. 476

Creating a client probe ......................................................................................... 477 Associating a probe with a Client resource....................................................... 478 Deduplication client ............................................................................................. 478 Configuring a client for BMR support............................................................... 479 Lockbox pass phrase management .................................................................... 479

Set the Datazone pass phrase for a NetWorker server.............................. 479Error messages and error handling for the Datazone pass phrase ......... 479

NetWorker authentication ................................................................................... 480Strong authentication (nsrauth).................................................................... 480Authentication for backwards compatibility (oldauth) ............................ 480Access privileges for authentication configuration ................................... 480Specifying the minimum authentication strength between hosts........... 481Maintaining NetWorker local host authentication credentials................ 483Maintaining local host Peer resources ......................................................... 486Creating a custom certificate and private key for a host .......................... 488

Multiple clients from the same computer ......................................................... 489Redefining a file system into multiple client and save set instances ...... 489Defining a client and save set combination ................................................ 489

Scheduled backups of non-ASCII files or directories...................................... 490 Adding or changing the NetWorker servers for a client................................. 490

Editing the servers file ................................................................................... 491 Client priority ........................................................................................................ 491 Dedicated client/server interface for backup and recover operations ......... 492

Chapter 19 Cluster Support Cluster terminology.............................................................................................. 494 Cluster-aware and cluster-unaware NetWorker servers................................. 494 Cluster licensing.................................................................................................... 495 Backing up data on Windows cluster environments....................................... 495

Backing up cluster data ................................................................................. 495Backing up node data .................................................................................... 496Backing up virtual server data ..................................................................... 496Backing up data on EMC AutoStart ............................................................ 497Backing up the MSCS database .................................................................... 497

Backing up data on UNIX cluster environments ............................................. 497Configuring a scheduled save from a physical cluster client .................. 497Configuring a scheduled save from a virtual cluster client ..................... 498Performing a manual backup from a virtual cluster client ...................... 499

Configuring a virtual client to back up to a local storage node..................... 500


Contents

Directing a virtual client backup to a local storage node.......................... 501 Configuring a virtual client to be recovered from a local storage node........ 501

Directing a virtual client recovery from a local storage node .................. 502Recovering a virtual client’s data by using the currechost keyword ...... 502

Configuring an external client to a virtual server ............................................ 502 Recovering data in a Windows cluster environment ....................................... 502

How to recover data ....................................................................................... 503 Recovering data in a UNIX cluster environment ............................................. 503

Recovering data from a private disk that belongs to a physical client ... 503Recovering data from a shared disk that belongs to a virtual client ....... 503Recovering the Console server database ..................................................... 504

Tracking scheduled saves..................................................................................... 504Forcing save sets to use a specific index...................................................... 504Path-ownership rules ..................................................................................... 505

Using a physical storage node and virtual server on UNIX platforms......... 506 Using autochangers and stand-alone tape devices .......................................... 507

Configurations for autochangers and stand-alone tape devices.............. 507DDS within a cluster....................................................................................... 511Considerations when using jbconfig for a virtual server.......................... 514

Client Backup Configuration Wizard support requirements ......................... 515 NetWorker cluster performance issues .............................................................. 516

Editing the cluster cache timeout attribute ................................................. 516 Setting NetWorker environment variables in a Sun cluster............................ 517 Changing the default timeout of 10 minutes for the NetWorker server in a Microsoft Cluster Server or Microsoft Failover Cluster ................................... 518

Chapter 20 Support for VMware Introduction to VMware support........................................................................ 520

Licensing NetWorker support for VMware................................................ 520 Configuring NetWorker clients for virtual machines ...................................... 520

Considerations for VCB backups.................................................................. 520Task 1: Configure the Hypervisor resource ................................................ 521Task 2: Configure the VM proxy host .......................................................... 522Task 3: Configure a virtual client for backups............................................ 526

Automatic discovery of VMware environments .............................................. 529Performing on-demand auto-discovery of VMware environments........ 529

Notifications of changes to VMware environments......................................... 530 Visual Representation of VMware environments............................................. 530

Virtualization node hierarchical display of the VMware environment.. 530Graphical display of the VMware environment......................................... 531

Recovering VMware Consolidated Backups..................................................... 533Performing a file-based recovery on the local host.................................... 533Performing a file-based recovery using CIFS share................................... 533Performing a file-based recovery using directed recovery....................... 534Performing a single step recover of the full virtual machine ................... 534

Chapter 21 NetWorker Server Support for NDMP Overview of NDMP .............................................................................................. 540

Licensing .......................................................................................................... 540NDMP connection support............................................................................ 540

Supported NDMP configurations....................................................................... 540Local backup by using an NDMP tape server ............................................ 541Backup by using NetWorker storage node support .................................. 542


Contents

Three-party backup with NDMP tape server............................................. 544 Requirements for and limitations of NDMP support...................................... 545

Requirements for NetWorker software with NDMP support ................ 545Limitations of the NetWorker software with NDMP support................. 546NetWorker storage node support for NDMP clients ................................ 548Vendor-specific information ......................................................................... 549

Configuring the NetWorker server for NDMP operations............................. 550Configuring library support for NDMP...................................................... 550Configuring an NDMP device resource...................................................... 554Configuring an NDMP Client resource....................................................... 555Additional considerations for NDMP operations...................................... 558

Performing NDMP backups................................................................................ 559Tape server support for NDMP client backup........................................... 559Performing a local backup by using the NetWorker User program....... 560Performing an NDMP backup from the command prompt .................... 560Performing a three-party backup from the command prompt ............... 561Performing DAR backups ............................................................................. 561Storage node support for NDMP client backup ........................................ 562

Performing NDMP recoveries ............................................................................ 563Storage node support for NDMP client recovery ...................................... 564Performing a save set recovery..................................................................... 564Destructive save set recoveries..................................................................... 565Performing a directory-level recovery ........................................................ 566Performing a file-by-file recovery ................................................................ 567Performing a directed recovery.................................................................... 568

NDMP cloning ...................................................................................................... 571Cloning between storage nodes ................................................................... 571Cloning functionality ..................................................................................... 571NDMP index and bootstrap cloning............................................................ 571NDMP Path-to-Tape cloning for regular save sets.................................... 572

Ancillary product information............................................................................ 574Filers that act as data servers ........................................................................ 574Network Appliance ........................................................................................ 575SnapImage software....................................................................................... 586Filers that act as tape servers only ............................................................... 586

Chapter 22 SNMP Module SNMP traps............................................................................................................ 592 Configuring NetWorker SNMP notifications ................................................... 592

Command line options for nsrtrap .............................................................. 592Modifying preconfigured NetWorker SNMP notification ....................... 593Creating NetWorker SNMP notifications ................................................... 593

Configuring SNMP management software ...................................................... 594NetWorker SMI Network Management Private Enterprise Code .......... 594Receiving traps in the SNMP network management software................ 594

Chapter 23 Support for Microsoft Automated System Recovery Microsoft Automated System Recovery............................................................ 596

Microsoft ASR documentation ..................................................................... 596 NetWorker support for ASR................................................................................ 596

NetWorker ASR save set ............................................................................... 596Usage overview .............................................................................................. 597Network connection names .......................................................................... 597


Contents

ASR Limitations and special considerations..................................................... 597FAT16 partitions are not supported............................................................. 598OEM recovery CDs are not supported ........................................................ 598Vendor-specific drivers must be installed after Windows installation... 598

ASR backup............................................................................................................ 598How to include the ASR or VSS ASR DISK save set in a scheduled backup 599How to include ASR or VSS ASR DISK save set in a manual backup .... 599

Creating an ASR disk............................................................................................ 600Prerequisites..................................................................................................... 600Create an ASR disk locally............................................................................. 600Creating an ASR disk by using directed recovery ..................................... 601Posting ASR disk creation task ..................................................................... 602

Using the ASR disk to recover a NetWorker client .......................................... 602Requirements for an ASR recovery .............................................................. 602Performing an ASR recovery......................................................................... 603Components that require special handling after an ASR recovery ......... 604Verifying the NetWorker client recovery .................................................... 605

Chapter 24 Volume Shadow Copy Service Overview of VSS.................................................................................................... 608 VSS and the backup process ................................................................................ 608

The importance of writers.............................................................................. 610 Controlling VSS from NetWorker software....................................................... 610

Controlling VSS from the Administration window................................... 611Controlling VSS from the NetWorker client ............................................... 612Control VSS from the command-prompt .................................................... 613Globally disabling VSS................................................................................... 613VSS commands................................................................................................ 614Handling MSDE, SQL Server, and Microsoft Exchange databases ......... 614Authoritative restores of the Active Directory Application Mode (ADAM) and DFS Replication writers......................................................... 615

Chapter 25 DiskXtender Data Manager File System Support Supported configurations .................................................................................... 618

Path information ............................................................................................. 618Permissions ...................................................................................................... 618

DiskXtender Data Manager file system overview............................................ 618File data in a DXDM file system ................................................................... 618

Backup of DXDM file systems............................................................................. 620Aborted backups ............................................................................................. 621

Recovery of DXDM file systems ......................................................................... 622Initiating a recovery........................................................................................ 622Restoring deleted files and previous file versions ..................................... 623File system synchronization .......................................................................... 623Automatic synchronization ........................................................................... 624Manually synchronizing a file....................................................................... 624

Chapter 26 Support for Avamar Deduplication NetWorker deduplication node .......................................................................... 626 Avamar deduplication backups .......................................................................... 626

Replication of Avamar deduplication backups .......................................... 627Schedules for Avamar deduplication clients .............................................. 627


Contents

Backup levels for Avamar deduplication clients ....................................... 627Retention policies ........................................................................................... 628Directives ......................................................................................................... 628

Creating an Avamar deduplication node and a replication node ................. 628Avamar setup.................................................................................................. 629NetWorker setup ............................................................................................ 630

Cloning and Avamar deduplication .................................................................. 633 Backup-to-tape for Avamar deduplication clients ........................................... 634 Recovering Avamar deduplicated data ............................................................. 634

Recovery from a replication node ................................................................ 634 Viewing Avamar deduplication events in NMC.............................................. 635 Disaster recovery .................................................................................................. 636 Avamar deduplication save sets......................................................................... 636

Deleting Avamar deduplication save sets .................................................. 637Querying Avamar deduplication save sets using mminfo ...................... 637

Refreshing Avamar deduplication node information ..................................... 638 Tips for troubleshooting Avamar deduplication nodes .................................. 638

Chapter 27 Support for HomeBase Introduction to HomeBase Support (Bare Metal Recovery)........................... 640

BMR Recovery................................................................................................. 640NetWorker BMR HomeBase Server............................................................. 640Installation Notes............................................................................................ 640

BMR backups......................................................................................................... 640Consideration for Windows 2008 and 2003 BMR support ....................... 641Configuring a client for BMR support......................................................... 641

Recovering with BMR .......................................................................................... 642Excluding files for BMR recovery ................................................................ 643

Chapter 28 Troubleshooting Before contacting technical support................................................................... 646

Determining the version of NetWorker software running on a client ... 646Displaying diagnostic mode attributes ....................................................... 647

Viewing log files.................................................................................................... 647Rendering log files in the current locale at runtime.................................. 647How to view log files with the nsr_render_log program ......................... 648Viewing log files from remote host machines............................................ 649Log files from previous releases of NetWorker ......................................... 649Filtering log file information displayed by nsr_render_log..................... 649Locating savegroup job logs ......................................................................... 650

NetWorker functionality issues .......................................................................... 651Backup and recovery...................................................................................... 651Backups fail to start when daylight savings time change occurs ............ 652Clone ID timestamp does not reflect the time the cone was created ...... 652Backups fail to stop ........................................................................................ 652Memory usage when browsing large save sets.......................................... 653Memory usage and nsrjobd .......................................................................... 653Media position errors encountered when auto media verify is enabled 653PACKET RECEIVE BUFFER and NO ECB counters increase ................. 653The scanner program marks a volume read-only...................................... 654The scanner program requests an entry for record size ........................... 654Limitations for groups containing a bootstrap........................................... 654Index recovery to a different location fails ............................

Documents

EMC NetWorker Release 7.6 Service Pack 1 Administration Guide€¦ · Release 7.6 Service Pack 1 Administration Guide P/N 300-011-327 ... 2010 EMC believes the information in this