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HP B6960-96035 Concepts Manual

HP B6960-96035 Concepts Manual (422 pages)

HP Projector User Manual

Brand: HP | Category: Software | Size: 7.13 MB

Table of Contents

Table of Contents
3
Publication History

21
- Edition History
  21
About this Guide

23
- Intended Audience
  23
- Documentation Set
  23
  - Guides
    23
  - Online Help
    26
  - Documentation Map
    27
    
    Abbreviations
    27
    
    Map
    28
    
    Integrations
    29
- Document Conventions and Symbols
  31
- Document Conventions
  31
- Data Protector Graphical User Interface
  32
- General Information
  33
- HP Technical Support
  33
  - Data Protector Graphical User Interface
    33
- Subscription Service
  34
- HP Websites
  34
- Documentation Feedback
  34
About Backup and Data Protector

35
- In this Chapter
  35
- About Data Protector
  35
- Introducing Backups and Restores
  38
  - What Is a Backup
    38
  - What Is a Restore
    39
  - Backing up a Network Environment
    39
  - Backup Process
    39
  - Restore Process
    39
  - Direct Backup
    40
- Data Protector Architecture
  40
  - Network Backup
    40
    
    The Data Protector Cell (Physical View and Logical View)
    41
  - Operations in the Cell
    42
  - Backup Sessions
    43
  - Backup or Restore Operation
    43
  - Restore Sessions
    44
    
    Backup Session
    44
  - Restore Session
    44
- Enterprise Environments
  45
  - Splitting an Environment into Multiple Cells
    45
    
    Large Data Protector Enterprise Environment
    45
    
    Single-Point Management of Multiple Cells
    46
    
    Manager-Of-Managers Environment
    47
- Media Management
  48
- Backup Devices
  49
- How Backup Specifications, Devices, and Media Pools Are Related
  49
- User Interfaces
  50
  - Data Protector GUI
    50
    
    Using the Data Protector User Interface
    50
    
    Data Protector Java GUI
    52
    
    Original Data Protector GUI
    52
- Data Protector Java GUI Architecture
  53
  - Overview of Tasks to Set up Data Protector
    55
Planning Your Backup Strategy

57
- In this Chapter
  57
- Backup Strategy Planning
  58
- Planning Cells
  62
- Understanding and Planning Performance
  67
  - The Infrastructure
    67
    
    Network Versus Local Backups
    67
    
    Devices
    68
    
    Network or Server Versus Direct Backups
    68
    
    Advanced High Performance Configuration
    69
    
    High Performance Hardware Other than Devices
    69
    
    Using Hardware in Parallel
    69
  - Configuring Backups and Restores
    70
    
    Hardware Compression
    70
    
    Software Compression
    70
    
    Disk Image Versus Filesystem Backups
    71
    
    Full and Incremental Backups
    71
    
    Object Distribution to Media
    71
  - Disk Performance
    72
  - SAN Performance
    73
  - Online Database Application Performance
    73
- Planning Security
  73
- Backup Session with Drive-Based Encryption
  78
- Incremental Backups
  95
  - Leveled Incremental Backups
    95
  - Relative Referencing of Backup Runs
    95
  - Considering Restore
    96
  - Media Needed to Restore from Simple and Leveled Incremental
    98
    
    Backups
    98
    
    Media Needed to Restore from Leveled Incremental Backups
    98
  - Keeping Backed up Data and Information about the Data
    99
    
    Data Protection
    99
    
    Browsing Files for Restore
    100
    
    Catalog Protection
    100
    
    Logging Level
    100
    
    Enabling the Browsing of Files and Quick Restore
    101
    
    Enabling the Restore of Files, but Not Browsing
    101
    
    Overwriting Backed up Files with New Data
    101
    
    Exporting Media from a Cell
    102
  - Backing up Data
    102
    
    Backup Session
    102
    
    Creating a Backup Specification
    103
    
    Selecting Backup Objects
    103
    
    Backup Sessions
    105
    
    Backup Types and Scheduled Backups
    105
    
    Media Sets
    105
    
    Object Mirrors
    105
    
    Scheduling Tips and Tricks
    106
    
    Scheduling, Backup Configurations, and Sessions
    106
    
    Optimizing for Restore
    107
    
    Staggering Full Backups
    107
    
    The Staggered Approach
    107
    
    When to Schedule Backups
    107
    
    Full Backup with Daily Simple Incremental Backups
    108
    
    Full Backup with Daily Level 1 Incremental Backups
    109
  - Automated or Unattended Operation
    110
    
    Considerations for Unattended Backups
    110
- Full Backup with Mixed Incremental Backups
  110
  - Duplicating Backed up Data
    112
    
    Data Protector Data Duplication Methods
    112
    
    Copying Objects
    113
  - Object Copy Concept
    114
    
    Why Use Object Copy
    116
    
    Freeing Media
    117
- Demultiplexing a Medium
  118
  - Object Mirroring
    119
    
    Disk Staging Concept
    119
    
    Object Mirroring
    121
    
    Copying Media
    122
    
    Automated Media Copying
    124
    
    Smart Media Copying Using VLS
    124
  - Restoring Data
    125
    
    Restore Duration
    125
    
    Selection of Devices
    126
    
    Selection of the Media Set
    126
    
    Operators Are Allowed to Restore
    127
    
    End Users Are Allowed to Restore
    128
  - Disaster Recovery
    128
    
    Disaster Recovery Methods
    130
    
    Alternative Disaster Recovery Methods
    131
Media Management and Devices

133
- In this Chapter
  133
- Media Management
  133
- Media Life Cycle
  134
- Media Pools
  135
  - Free Pools
    137
- Free Pools
  138
  - Media Pool Usage Examples
    140
    
    A Simple One Device/One Media Pool Relation
    140
    
    Configuration of Media Pools for Large Libraries
    141
- Multiple Devices, Single Media Pool
  142
  - Implementing a Media Rotation Policy
    143
- Multiple Devices, Multiple Media Pools
  143
  - Media Rotation and Data Protector
    144
  - Media Needed for Rotation
    144
  - Media Management before Backups Begin
    145
    
    Initializing or Formatting Media
    145
    
    Labeling Data Protector Media
    145
    
    Location Field
    146
  - Media Management During Backup Sessions
    147
    
    Selecting Media for Backups
    147
    
    Adding Data to Media During Backup Sessions
    148
    
    Multiple Media Per Session, Multiple Media Per Object
    149
    
    Multiple Objects and Sessions Per Medium, Concurrent Writes
    149
    
    Multiple Objects and Sessions Per Medium, Sequential Writes
    149
    
    Calculating Media Condition
    150
    
    Each Object Written on a Separate Medium
    150
    
    Writing Data to Several Media Sets During Backup
    150
  - Media Management after Backup Sessions
    151
    
    Vaulting
    151
    
    Restoring from Media in a Vault
    153
  - Devices
    153
    
    Device Lists and Load Balancing
    155
    
    Device Streaming and Concurrency
    156
    
    How Load Balancing Works
    156
    
    Segment Size
    157
    
    Block Size
    158
- Data Format
  158
  - Number of Disk Agent Buffers
    159
  - Device Locking and Lock Names
    159
  - Standalone Devices
    160
    
    Device Locking and Device Names
    160
  - Small Magazine Devices
    161
  - Large Libraries
    162
    
    Handling of Media
    162
    
    Size of a Library
    162
    
    Barcode Support
    163
    
    Enter / Eject Mail Slots
    163
    
    Sharing a Library with Other Applications
    163
    
    Cleaning Tape Support
    164
    
    Sharing a Library with Multiple Systems
    164
- Connecting Drives to Multiple Systems
  165
  - Required Data Protector Media Agent for Drive Control
    166
  - Required Data Protector Media Agent for Robotic Control
    167
  - Sharing a SCSI Library
    168
    
    System)
    168
    
    Sharing a SCSI Library (Robotics Attached to an NDMP Server)
    169
  - Data Protector and Storage Area Networks
    170
    
    Sharing an ADIC/GRAU or Storagetek ACS Library
    170
    
    Storage Area Networks
    171
    
    Fibre Channel
    172
  - Storage Area Network
    172
    
    Loop Topology
    173
    
    Point-To-Point Topology
    173
    
    Loop Initialization Protocol
    174
    
    Switched Topology
    174
    
    Configuring Multiple Paths to Physical Devices
    175
    
    Device Sharing in SAN
    175
    
    Example Multipath Configuration
    176
    
    Device Locking
    177
    
    Indirect and Direct Library Access
    178
    
    Indirect Library Access
    178
    
    Direct Library Access
    179
- Indirect Library Access
  179
  - Device Sharing in Clusters
    180
    
    Direct Library Access
    180
    
    Static Drives
    180
    
    Floating Drives
    181
Users and User Groups

183
- In this Chapter
  183
- Increased Security for Data Protector Users
  183
  - Access to Backed up Data
    183
- Users and User Groups
  184
The Data Protector Internal Database

187
- In this Chapter
  187
- About the IDB
  187
- IDB Architecture
  189
  - Media Management Database (MMDB)
    190
- IDB Parts
  190
  - Catalog Database (CDB)
    191
  - Detail Catalog Binary Files (DCBF)
    192
  - Session Messages Binary Files (SMBF)
    193
  - Serverless Integrations Binary Files (SIBF)
    194
  - IDB Operation
    194
    
    During Backup
    194
    
    During Object Copying or Object Consolidation
    195
    
    During Restore
    195
    
    Exporting Media
    195
    
    File Versions Purge
    196
    
    Filenames Purge
    196
    
    Removing the Detail Catalog
    196
  - Overview of IDB Management
    196
  - IDB Growth and Performance
    197
    
    Key IDB Growth and Performance Factors
    197
    
    IDB Growth and Performance: Key Tunable Parameters
    198
    
    Logging Level as an IDB Key Tunable Parameter
    199
    
    The Influence of Logging Level and Catalog Protection on IDB Growth
    199
    
    Catalog Protection as an IDB Key Tunable Parameter
    201
    
    Recommended Usage of Logging Level and Catalog Protection
    201
    
    IDB Size Estimation
    203
Service Management

205
- In this Chapter
  205
- Overview
  205
  - Data Protector and Service Management
    206
- Native Data Protector Functionality
  207
  - Service Management Information Flow
    207
  - Application Response Measurement Version 2.0 (ARM 2.0 API)
    208
  - ARM Functionality
    209
  - Integration with HP Operations Manager Software
    210
  - SNMP Traps
    210
  - The Monitor
    210
  - Reporting and Notification
    211
  - Event Logging and Notification
    212
    
    Data Protector Log Files
    213
  - Windows Application Log
    213
  - Java-Based Online Reporting
    213
  - Data Protector Checking and Maintenance Mechanism
    214
  - Central Management, Distributed Environment
    214
  - Using the Data Provided by Data Protector
    214
- Service Management Integrations
  215
  - Data Protector OM-R Integration
    215
- Example of an IT Service Provider Environment with Service Management
  215
- Data Protector Reporter Example
  216
  - Data Protector OM SIP
    217
  - Operational Error Status Report
    217
    
    Direct SIP Integration Example
    218
How Data Protector Operates

219
Integration with Database Applications

237
Direct Backup

243
- In this Chapter
  243
- Overview
  243
  - Direct Backup
    244
    
    Direct Backup Benefits
    245
  - How Direct Backup Works
    245
    
    Environment
    246
- Direct Backup Architecture
  246
  - About Resolve
    247
  - About Xcopy
    247
  - Xcopy + Resolve
    248
  - Direct Backup Process Flow
    248
    
    Backup Stages for Data Files
    248
    
    Restore
    249
- Requirements and Support
  249
- Supported Configurations
  250
10 Disk Backup

253
- In this Chapter
  253
- Overview
  253
- Disk Backup Benefits
  254
- Data Protector Disk-Based Devices
  255
1 Synthetic Backup

257
- In this Chapter
  257
- Overview
  257
- Synthetic Backup Benefits
  258
- How Data Protector Synthetic Backup Works
  258
- Synthetic Backup
  259
  - Synthetic Backup and Media Space Consumption
    260
- Restore and Synthetic Backup
  260
  - Virtual Full Backup
    260
- Full and Incremental Backups
  261
  - Synthetic Backup
    261
  - How Data Protection Periods Affect Restore from Synthetic Backup
    262
- Regular Synthetic Backup
  262
  - Synthetic Backup and Object Copy
    262
12 Split Mirror Concepts

265
- In this Chapter
  265
- Overview
  265
- Split Mirror Backup Concept
  266
  - Supported Configurations
    269
    
    Local Mirror - Dual Host
    269
    
    Local Mirror - Dual Host (Full Performance, Zero Downtime Backup)
    269
    
    Local Mirror - Single Host
    270
    
    Remote Mirror
    270
    
    Split Mirror - Remote Mirror (LAN-Free Remote Backup - Data HA)
    271
    
    Local/Remote Mirror Combination
    272
    
    Other Configurations
    273
13 Snapshot Concepts

275
- In this Chapter
  275
- Overview
  275
  - Storage Virtualization
    275
  - Snapshot Concepts
    276
  - Snapshot Backup
    277
  - Snapshot Backup Types
    278
  - Instant Recovery
    279
  - Replica Set and Replica Set Rotation
    279
  - Types of Snapshots
    279
- Supported Configurations
  281
  - Basic Configuration: Single Disk Array - Dual Host
    281
- Single Disk Array - Dual Host
  281
  - Other Supported Configurations
    282
    
    Multiple Disk Arrays - Dual Host
    282
- Multiple Application Hosts - Single Backup Host
  283
  - Disk Array(S) - Single Host
    284
- LVM Mirroring - HP Storageworks Virtual Array Only
  285
  - Other Configurations
    286
- Campus Cluster with LVM Mirroring - HP Storageworks Virtual Array
  286
Microsoft Volume Shadow Copy Service

289
- In this Chapter
  289
- Overview
  289
- Data Protector and VSS
  291
- Actors of the Traditional Backup Model
  292
A Backup Scenarios

297
- In this Appendix
  297
  - Considerations
    297
- Company XYZ
  299
  - Environment
    299
    
    Hardware and Software Environment of XYZ
    299
    
    Current XYZ Backup Topology
    300
  - Backup Strategy Requirements
    302
  - Proposed Solution
    303
    
    Proposed Environment
    303
    
    Proposed XYZ Backup Topology
    305
- Input Parameters
  306
  - Results
    306
  - The Staggering Approach
    308
  - Remote Full Backups to the HP DLT 41 15 Library
    309
  - Company ABC
    313
    
    Environment
    313
    
    Size of Backup Environment
    313
    
    Current ABC Cape Town Backup Topology
    314
    
    Backup Strategy Requirements
    315
    
    Maximum Acceptable Downtime for Recovery
    315
    
    Amount of Data to be Backed up
    316
    
    How Long Data Should be Kept
    316
    
    Amount of Data to be Backed up in Five Years
    317
    
    Proposed Solution
    317
  - ABC Enterprise Environment
    318
    
    ABC Cell Configuration
    319
    
    ABC Cape Town Enterprise Backup Environment
    321
    
    Results
    322
- Input Parameters
  322
B Further Information

331
- In this Appendix
  331
- Backup Generations
  331
- Examples of Automated Media Copying
  332
- Backup Generations
  332
  - Example 1: Automated Media Copying of Filesystem Backups
    333
    
    Incr1 Backup
    333
    
    Full Backup
    335
  - Incr1 Backup and Automated Media Copying
    335
  - Full Backup and Automated Media Copying
    337
    
    Example 2: Automated Media Copying of Oracle Database Backups
    338
    
    Overview of Backup and Automated Media Copy Sessions
    338
    
    Full Backup
    339
    
    Full Database Backup and Automated Media Copying
    339
  - Internationalization
    340
    
    Localization
    340
    
    Background
    341
    
    File Name Handling
    341
    
    Browsing File Names
    342
    
    File Name Handling During Backup
    342
    
    File Name Handling During Restore
    342
Glossary

345
Index

403

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