HP XC System Software Administration Guide Version 3.2

2 Improved Availability...................................................................................................47
2.1 Purpose of the Availability Tool......................................................................................................47
2.2 Services Eligible for Improved Availability....................................................................................47
2.3 Availability Sets...............................................................................................................................48
2.3.1 Determining Which Nodes Are in the Availability Set...........................................................48
2.3.2 Reconfiguring an Availability Set............................................................................................48
2.4 HP Serviceguard Tasks....................................................................................................................48
2.4.1 Viewing the Serviceguard Cluster Status................................................................................49
2.4.2 Moving Packages.....................................................................................................................50
2.4.3 Reimaging Nodes in the Availability Set................................................................................50
2.5 Transferring Control of Services......................................................................................................51
3 Starting Up and Shutting Down the HP XC System..................................................53
3.1 Understanding the Node States......................................................................................................53
3.2 Starting Up the HP XC System........................................................................................................54
3.2.1 Starting All Nodes...................................................................................................................55
3.2.2 Determining Which Nodes Require Imaging.........................................................................55
3.2.3 Imaging and Starting Nodes...................................................................................................55
3.2.4 Restarting a Node for Imaging................................................................................................56
3.3 Shutting Down the HP XC System..................................................................................................56
3.4 Shutting Down One or More Nodes...............................................................................................57
3.5 Determining a Node's Power Status................................................................................................57
3.6 Locating a Given Node....................................................................................................................57
3.7 Disabling and Enabling a Node......................................................................................................58
4 Managing and Customizing System Services...........................................................59
4.1 HP XC System Services...................................................................................................................59
4.2 Displaying Services Information.....................................................................................................61
4.2.1 Displaying All Services...........................................................................................................61
4.2.2 Displaying the Nodes That Provide a Specified Service.........................................................62
4.2.3 Displaying the Services Provided by a Specified Node..........................................................62
4.3 Restarting a Service.........................................................................................................................63
4.4 Stopping a Service...........................................................................................................................64
4.5 Global System Services....................................................................................................................64
4.6 Customizing Services and Roles.....................................................................................................64
4.6.1 Overview of the HP XC Services Configuration.....................................................................65
4.6.2 Service Configuration Sequence of Operation........................................................................66
4.6.3 Assigning Roles with the cluster_config Utility......................................................................66
4.6.4 The *config.d Directories.........................................................................................................66
4.6.5 Configuration Scripts..............................................................................................................67
4.6.5.1 The sconfigure Scripts.....................................................................................................67
4.6.5.2 The gconfigure Scripts.....................................................................................................68
4.6.5.3 The nconfigure Scripts....................................................................................................71
4.6.5.4 The cconfigure Scripts.....................................................................................................71
4.6.6 Understanding Global Configuration Scripts.........................................................................71
4.6.7 Advance Planning...................................................................................................................72
4.6.8 Editing the roles_services.ini File............................................................................................72
4.6.9 Creating a service.ini File........................................................................................................73
4.6.10 Adding a New Service...........................................................................................................76
4.6.10.1 Adding a Service to an Existing Role............................................................................76
4.6.10.2 Creating a New Role and Adding a Service to It..........................................................77
4.6.11 Verifying a New Service........................................................................................................78
4 Table of Contents