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-9
R
IMAGETRAIL 8-20
IMAGEVOLUME 8-81
LOGDEVICE 8-67
LOGFILE 8-67
monitor process 3-30
PRIMARYSWAP 8-67
PRIORITY 8-56, 8-59, 8-60, 8-62,
8-64, 8-72, 8-74, 8-78, 8-81, A-7,
A-8
PROCESS 8-56, 8-59, 8-60, 8-62,
8-64, 8-72, 8-74, 8-78, 8-81, A-7,
A-8
RDFVOLUME 8-64, 8-74
receiver process 3-32, 3-33
REMOTECONTROLSUBVOL 8-17
remotesys 8-17
RESET PROCESS 8-56, 8-59,
8-60, 8-62, 8-64, 8-72, 8-74, 8-78,
8-81, A-7, A-8
RETAINCOUNT 8-64, 8-74
SUFFIX 8-40
TIMESTAMP 8-40, 8-105
UPDATERDELAY 8-67
UPDATEVOLUME 8-81
VOLUME 8-20
performance 3-2
processes 1-15
RDFCOM 4-1
requirements
hardware 2-1
software 2-5
requirements for TMF 2-6
restarting 5-13, 5-18
security 3-11
SMF support 2-12
starting 3-37
state transition failure 5-10
stopping
methods of 5-13
restarting and 5-13
subvolume-level replication 11-1
tasks 1-12
time delay (RTD) 5-16
user interfaces 1-11
RDFCHEK
licensed program 3-11
RDFCHEK file comparison utility 3-9
RDFCOM
command summary 4-7
command syntax 4-2
commands
ADD 8-9, A-2
ADD EXTRACTOR 3-26, 3-30
ADD MONITOR 3-30
ADD RECEIVER 3-32, 3-33
ALTER 8-14, A-2
COPYAUDIT A-3
DELETE 8-20, A-3
examples 8-1, A-1
EXIT 8-23, A-3
FC 8-24, A-4
HELP 8-27, A-4
HISTORY 8-30, A-4
INFO 3-36, 8-31, A-5
INITIALIZE RDF 3-15, 8-40, A-5
OBEY 8-47, A-5
OPEN 8-49, A-6
OUT 3-36, 8-51, A-6
RESET 8-53, A-6
SET EXTRACTOR 3-26, 3-30,
8-56, 8-59, A-7, A-8, A-9, A-10
SET MONITOR 3-30, 8-60, 8-62,
8-72, 8-78, A-8
SET RDF 8-67, A-10
SET RECEIVER 3-32, 3-33, 8-64,
8-74, A-11
SET VOLUME 8-81, A-12
SHOW 8-85, A-12
START RDF 3-37, 8-90, A-13
START UPDATE 3-38, 8-92, A-13