Veritas Storage Foundation™ 5.0.1 for Oracle RAC Installation, Configuration, and Administrator's Guide Extracts for the HP Serviceguard Storage Management Suite on HP-UX 11i v3

Table of Contents
Preface.................................................................................................................................9
Publication History.................................................................................................................................9
1 Introducing Serviceguard Extension for RAC............................................................11
About Serviceguard Extension for RAC...............................................................................................11
How Serviceguard Extension for RAC Works (High-Level Perspective).............................................12
Component Products and Processes of SG SMS Serviceguard Cluster File System for RAC..............13
Communication Infrastructure.............................................................................................................14
Data Flow.........................................................................................................................................14
Communication Requirements........................................................................................................14
Cluster Interconnect Communication Channel....................................................................................15
Low Latency Transport....................................................................................................................15
Group Membership Services/Atomic Broadcast.............................................................................15
Cluster Membership...................................................................................................................16
Cluster Communications...........................................................................................................16
Low-level Communication: Port Relationship Between GAB and Processes......................................16
Cluster Volume Manager......................................................................................................................16
CVM Architecture...........................................................................................................................17
CVM Communication.....................................................................................................................17
Port W.........................................................................................................................................17
Port V..........................................................................................................................................17
Cluster File System...............................................................................................................................17
CFS Architecture..............................................................................................................................18
CFS Communication........................................................................................................................18
Oracle Disk Manager............................................................................................................................18
ODM Architecture...........................................................................................................................18
ODM Performance Enhancements..................................................................................................18
ODM Communication.....................................................................................................................19
Additional Features of Serviceguard Extension for RAC.....................................................................19
2 Planning SGeRAC Installation and Configuration....................................................21
Installation Requirements.....................................................................................................................21
Hardware Requirements.................................................................................................................21
Disk Space (local).......................................................................................................................21
Supported Software.........................................................................................................................22
Supported Operating Systems.........................................................................................................22
Supported HP-UX Operating Environments..................................................................................22
Identifying the Operating Environment....................................................................................23
Required HP Patches.......................................................................................................................23
About CVM and CFS in an SGeRAC Environment..............................................................................23
About CVM......................................................................................................................................23
CVM Configuration Differences................................................................................................23
CVM Recovery...........................................................................................................................23
About CFS........................................................................................................................................24
CFS File System Benefits............................................................................................................24
CFS Configuration Differences..................................................................................................24
CFS Recovery..............................................................................................................................24
Coordinating CVM and CFS Configurations..................................................................................25
About Shared Disk Groups.............................................................................................................25
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