RDF System Management Manual for H-Series and J-Series RVUs (RDF 1.9)

Table of Contents
About This Document.......................................................................................................23
Supported Release Version Updates (RVUs)........................................................................................23
Intended Audience................................................................................................................................23
New and Changed Information in This Edition...................................................................................23
New features in the RDF 1.9 manual...............................................................................................23
Updates in the RDF 1.9 manual.......................................................................................................24
Document Organization.......................................................................................................................24
Notation Conventions...........................................................................................................................26
General Syntax Notation.................................................................................................................26
Notation for Messages.....................................................................................................................28
Related Information..............................................................................................................................29
Publishing History................................................................................................................................30
HP Encourages Your Comments..........................................................................................................30
1 Introducing RDF............................................................................................................31
RDF Subsystem Overview....................................................................................................................32
Unplanned Outages With ZLT........................................................................................................34
Unplanned Outages Without ZLT...................................................................................................34
Planned Outages..............................................................................................................................35
Features............................................................................................................................................35
User Interfaces......................................................................................................................................38
RDFCOM for Subsystem Management and Operations.................................................................38
Scanning the EMS Event Log...........................................................................................................38
RDF Tasks..............................................................................................................................................39
RDF Processes.......................................................................................................................................40
Primary System Processes...............................................................................................................41
Backup System Processes................................................................................................................42
RDF Operations....................................................................................................................................42
Monitor Process...............................................................................................................................42
Extractor Process.............................................................................................................................42
Receiver Process..............................................................................................................................44
Sorted Image Trails.....................................................................................................................45
RDF Control Points....................................................................................................................46
RDFNET Process.............................................................................................................................46
Updater Processes............................................................................................................................46
Audited Database Files..............................................................................................................47
REDO Pass..................................................................................................................................48
UNDO Pass.................................................................................................................................48
Restart Information....................................................................................................................48
Partitioned Files, Alternate Key Files, and Indexes...................................................................48
File System Errors Involving Data Files.....................................................................................49
RTD Times..................................................................................................................................49
Purger Process.................................................................................................................................49
Reciprocal and Chain Replication Require Mutually Exclusive Datavols.................................50
Available Types of Replication to Multiple Backup Systems...............................................................52
RDF Control Subvolume.................................................................................................................53
Other RDF Features..............................................................................................................................53
Triple Contingency..........................................................................................................................53
Loopback Configuration (Single System)........................................................................................53
Online Product Initialization...........................................................................................................54
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