Managing Serviceguard Sixteenth Edition, March 2009

LVM Worksheet ..........................................................................................................134
CVM and VxVM Planning ...............................................................................................135
CVM and VxVM Worksheet .......................................................................................136
Cluster Configuration Planning .......................................................................................137
Heartbeat Subnet and Cluster Re-formation Time .....................................................137
Cluster Configuration Parameters ..............................................................................138
Cluster Configuration: Next Step................................................................................159
Package Configuration Planning .....................................................................................159
Logical Volume and File System Planning .................................................................160
Planning Veritas Cluster Volume Manager (CVM) and Cluster File System (CFS)....161
CVM Version 3.5.....................................................................................................161
CVM 4.1 and later without CFS.........................................................................161
CVM 4.1 and later with CFS .............................................................................162
Planning for Expansion...............................................................................................163
Choosing Switching and Failover Behavior................................................................163
Parameters for Configuring EMS Resources...............................................................165
About Package Dependencies.....................................................................................166
Simple Dependencies.............................................................................................166
Rules for Simple Dependencies........................................................................167
Guidelines for Simple Dependencies................................................................170
Extended Dependencies.........................................................................................171
Rules for Exclusionary Dependencies..............................................................172
Rules for different_node and any_node Dependencies...................................173
What Happens when a Package Fails....................................................................173
For More Information.............................................................................................174
About Package Weights...............................................................................................174
Package Weights and Node Capacities..................................................................175
Configuring Weights and Capacities.....................................................................175
Simple Method.......................................................................................................175
Example 1..........................................................................................................175
Points to Keep in Mind.....................................................................................177
Comprehensive Method.........................................................................................177
Defining Capacities...........................................................................................177
Defining Weights..............................................................................................179
Rules and Guidelines.............................................................................................182
For More Information.............................................................................................182
How Package Weights Interact with Package Priorities and Dependencies.........183
Example 1..........................................................................................................183
Example 2..........................................................................................................183
About External Scripts.................................................................................................184
Using Serviceguard Commands in an External Script..........................................186
Determining Why a Package Has Shut Down.......................................................187
last_halt_failed..................................................................................................187
About Cross-Subnet Failover......................................................................................188
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