RDF/IMP and IMPX System Management Manual (RDF 1.3+)

Contents
Compaq NonStop™ RDF/IMP and IMPX System Management Manual—522204-001
iv
5. Managing RDF
Running RDFSCAN 4-13
Command Syntax for Starting an RDFSCAN Session
4-13
Using RDFSCAN
4-14
Using RDFSCAN Commands
4-15
Requesting Online Help
4-15
Performing Routine Operational Tasks
4-17
Displaying Current Configuration Parameters and Operating Statistics
4-18
Changing Configuration Parameters
4-22
Reading Log Messages
4-23
5. Managing RDF
Recovering From File System Errors 5-1
Handling Disk Space Problems
5-5
Responding to Operational Failures
5-5
Communications Line Failures
5-6
Processor Failures
5-6
TMF Audited Volume Crash
5-8
TMF Subsystem Crash
5-9
TMF File Recovery Operations
5-10
Stopping RDF
5-11
Stopping RDF by Stopping TMF
5-11
Stopping RDF From the Primary System
5-12
Stopping RDF From the Backup System
5-13
Restarting RDF
5-14
Carrying Out a Planned Switchover
5-14
Standard Configurations
5-15
Reciprocal Configurations
5-16
Initiating Takeover Operations
5-17
Preparing for Takeover Processing
5-17
Issuing the TAKEOVER Command
5-17
Checking Exception Files for Uncommitted Transactions
5-20
Preparing for Application Processing on the Backup System
5-21
Restoring the Primary System
5-21
Reading the Backup Database
5-22