RDF System Management Manual
Table Of Contents
- RDF System Management Manual
- What’s New in This Manual
- About This Manual
- 1 Introducing RDF
- RDF Subsystem Overview
- RDF Processes
- RDF Operations
- Reciprocal and Chain Replication
- Available Types of Replication to Multiple Backup Systems
- Triple Contingency
- Loopback Configuration (Single System)
- Online Product Initialization
- Online Database Synchronization
- Online Dumps
- Subvolume- and File-Level Replication
- Shared Access DDL Operations
- EMS Support
- SMF Support
- RTD Warning Thresholds
- Process-Lockstep Operation
- Support for Network Transactions
- RDF and NonStop SQL/MX
- Zero Lost Transactions (ZLT)
- Monitoring RDF Entities With ASAP
- 2 Preparing the RDF Environment
- 3 Installing and Configuring RDF
- 4 Operating and Monitoring RDF
- 5 Managing RDF
- Recovering From File System Errors
- Handling Disk Space Problems
- Responding to Operational Failures
- Stopping RDF
- Restarting RDF
- Carrying Out a Planned Switchover
- Takeover Operations
- Reading the Backup Database
- Access to Backup Databases in a Consistent State
- RDF and NonStop SQL/MP DDL Operations
- RDF and NonStop SQL/MX Operations
- Backing Up Image Trail Files
- Making Online Dumps With Updaters Running
- Doing FUP RELOAD Operations With Updaters Running
- Exception File Optimization
- Switching Disks on Updater UPDATEVOLUMES
- 6 Maintaining the Databases
- 7 Online Database Synchronization
- 8 Entering RDFCOM Commands
- 9 Entering RDFSCAN Commands
- 10 Triple Contingency
- 11 Subvolume- and File-Level Replication
- 12 Auxiliary Audit Trails
- 13 Network Transactions
- Configuration Changes
- RDF Network Control Files
- Normal RDF Processing Within a Network Environment
- RDF Takeovers Within a Network Environment
- Takeover Phase 1 – Local Undo
- Takeover Phase 2 – File Undo
- Takeover Phase 3 – Network Undo
- Takeover Phase 3 Performance
- Communication Failures During Phase 3 Takeover Processing
- Takeover Delays and Purger Restarts
- Takeover Restartability
- Takeover and File Recovery
- The Effects of Undoing Network Transactions
- Takeover and the RETAINCOUNT Value
- Network Configurations and Shared Access NonStop SQL/MP DDL Operations
- Network Validation and Considerations
- RDF Re-Initialization in a Network Environment
- RDF Networks and ABORT or STOP RDF Operations
- RDF Networks and Stop-Update-to-Time Operations
- Sample Configurations
- RDFCOM STATUS Display
- 14 Process-Lockstep Operation
- Starting a Lockstep Operation
- The DoLockstep Procedure
- The Lockstep Transaction
- RDF Lockstep File
- Multiple Concurrent Lockstep Operations
- The Lockstep Gateway Process
- Disabling Lockstep
- Reenabling Lockstep
- Lockstep Performance Ramifications
- Lockstep and Auxiliary Audit Trails
- Lockstep and Network Transactions
- Lockstep Operation Event Messages
- 15 NonStop SQL/MX and RDF
- Including and Excluding SQL/MX Objects
- Obtaining ANSI Object Names From Updater Event Messages
- Creating NonStop SQL/MX Primary and Backup Databases from Scratch
- Creating a NonStop SQL/MX Backup Database From an Existing Primary Database
- Online Database Synchronization With NonStop SQL/MX Objects
- Offline Synchronization for a Single Partition
- Online Synchronization for a Single Partition
- Correcting Incorrect NonStop SQL/MX Name Mapping
- Consideration for Creating Backup Tables
- Restoring to a Specific Location
- Comparing NonStop SQL/MX Tables
- 16 Zero Lost Transactions (ZLT)
- A RDF Command Summary
- B Additional Reference Information
- C Messages
- D Operational Limits
- E Using ASAP
- Index
Index
HP NonStop RDF System Management Manual—524388-003
Index-7
O
DEFINEs for, example 3-6
partition key changes 6-8
partitioned 2-9, 2-11
placement of partitions 2-11
preparing for RDF protection 3-2
purges 6-8
versions, RDF requirements 2-5
views, backup system 2-9
NonStop SQL/MP DDL operations 5-30
NonStop SQL/MX and RDF 15-1
NonStop SQL/MX Operations, RDF
and 5-32
Non-shared access DDL operations 5-30
O
OBEY command 8-47, A-5
OBEY command file B-4
OBEY command files 4-6
backup system 3-4, 3-9
synchronizing databases with 3-5
OBEYFORM option 8-31
OBEYFORM option of INFO
command 3-36
OBEYVOL command 8-47
ODBC catalog changes 6-5
Offline synchronization for a single
partition 15-12
Online database synchronization 7-1
Online database synchronization, phases
of 7-22
Online Dumps on Backup System 2-8
Online help
RDFCOM 4-12
RDFSCAN 4-17
Online initialization 3-17
OPEN command 8-49, A-6
Open operation
error recovery 5-2
file system errors 5-2
RDF errors 5-2
Operating system
RDF requirements 2-5
Operating system security 3-11
Operating the RDF subsystem 4-1
Operations, RDF subsystem 1-15
OUT command 3-36, 8-51, A-6
Outages 1-4, 1-7
P
Parameters B-4
default configuration B-2
extractor process 3-26, 3-30
monitor process 3-30
receiver process 3-32, 3-33
Partition key changes, NonStop
SQL/MP 6-8
Partitioned
files
placement of partitions 2-11
restriction 2-9
tables
placement of partitions 2-11
restriction 2-9
Partitioned files, synchronizing 3-8
PATHPACKETBYTES SYSGEN
parameter 2-9
Pattern search
match pattern for log messages 9-10,
9-14, 9-17, A-17
pattern matching symbols 9-14
Phases of online database
synchronization 7-22
planned 1-7
Planned outages 1-7
Planned switchovers 5-18
PNETTXVOLUME network attribute 13-4
Primary database
backing up altered structures 6-4
resynchronizing with backup 6-9, 6-10
synchronization with backup 6-1
synchronizing with backup 3-4
File Utility Program (FUP) 3-8