Managing HP Serviceguard for Linux, Tenth Edition, September 2012

Power Supply Planning ...........................................................................................95
Power Supply Configuration Worksheet ...............................................................96
Cluster Lock Planning..............................................................................................96
Cluster Lock Requirements...................................................................................96
Planning for Expansion.......................................................................................97
Using a Quorum Server......................................................................................97
Quorum Server Worksheet ............................................................................97
Volume Manager Planning .....................................................................................97
Using Generic Resources to Monitor Volume Groups..............................................98
Volume Groups and Physical Volume Worksheet....................................................99
Cluster Configuration Planning ................................................................................99
Heartbeat Subnet and Cluster Re-formation Time ...................................................99
About Hostname Address Families: IPv4-Only, IPv6-Only, and Mixed Mode............100
What Is IPv4–only Mode?............................................................................100
What Is IPv6-Only Mode?............................................................................101
Rules and Restrictions for IPv6-Only Mode.................................................101
Recommendations for IPv6-Only Mode......................................................102
What Is Mixed Mode?.................................................................................102
Rules and Restrictions for Mixed Mode......................................................103
Cluster Configuration Parameters ......................................................................103
Cluster Configuration: Next Step .......................................................................120
Package Configuration Planning ............................................................................120
Logical Volume and File System Planning ...........................................................121
Planning for NFS-mounted File Systems...............................................................122
Planning for Expansion.....................................................................................124
Choosing Switching and Failover Behavior..........................................................124
Parameters for Configuring Generic Resources.....................................................125
Configuring a Generic Resource........................................................................126
Getting and Setting the Status/Value of a Simple/Extended Generic Resource....128
Using Serviceguard Command to Get the Status/Value of a Simple/Extended
Generic Resource...................................................................................129
Using Serviceguard Command to Set the Status/Value of a Simple/Extended
Generic Resource...................................................................................129
Online Reconfiguration of Generic Resources..................................................129
About Package Dependencies...........................................................................130
Simple Dependencies..................................................................................130
Rules for Simple Dependencies.....................................................................130
Dragging Rules for Simple Dependencies..................................................132
Guidelines for Simple Dependencies.............................................................135
Extended Dependencies...............................................................................136
Rules for Exclusionary Dependencies.........................................................137
Rules for different_node and any_node Dependencies.................................137
About Package Weights...................................................................................138
Package Weights and Node Capacities.........................................................138
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