RDF System Management Manual for H-Series RVUs (RDF 1.8)

Table of Contents
About This Document.......................................................................................................27
Supported Release Version Updates (RVUs)........................................................................................27
Intended Audience................................................................................................................................27
New and Changed Information in This Edition...................................................................................27
Document Organization.......................................................................................................................28
Notation Conventions...........................................................................................................................29
General Syntax Notation.................................................................................................................29
Notation for Messages.....................................................................................................................31
Related Information..............................................................................................................................33
Publishing History................................................................................................................................33
HP Encourages Your Comments..........................................................................................................34
1 Introducing RDF............................................................................................................35
RDF Subsystem Overview....................................................................................................................36
Unplanned Outages With ZLT........................................................................................................38
Unplanned Outages Without ZLT...................................................................................................38
Tips for Executing Fast Business Takeover Operations..................................................................39
Planned Outages..............................................................................................................................40
Features............................................................................................................................................40
User Interfaces......................................................................................................................................43
RDFCOM for Subsystem Management and Operations.................................................................43
Scanning the EMS Event Log...........................................................................................................43
Tasks......................................................................................................................................................44
RDF Processes.......................................................................................................................................45
Primary System Processes...............................................................................................................46
Backup System Processes................................................................................................................47
RDF Operations....................................................................................................................................47
Monitor Process...............................................................................................................................47
Extractor Process.............................................................................................................................47
Receiver Process..............................................................................................................................50
Sorted Image Trails.....................................................................................................................50
RDFNET Process.............................................................................................................................52
Updater Processes............................................................................................................................52
Audited Database Files..............................................................................................................53
UNDO Pass.................................................................................................................................53
Restart Information....................................................................................................................53
Partitioned Files, Alternate Key Files, and Indexes...................................................................53
File System Errors Involving Data Files.....................................................................................54
Reading Image Data...................................................................................................................54
Purger Process............................................................................................................................54
Reciprocal and Chain Replication..............................................................................................56
Available Types of Replication to Multiple Backup Systems...............................................................57
RDF Control Subvolume.................................................................................................................58
Other RDF Features..............................................................................................................................58
Triple Contingency..........................................................................................................................58
Loopback Configuration (Single System)........................................................................................59
Online Product Initialization...........................................................................................................59
Online Database Synchronization...................................................................................................60
Online Dumps.................................................................................................................................60
Subvolume-Level and File-Level Replication..................................................................................60
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