Novell OPEN ENTERPRISE SERVER 2 SP 2 - CLUSTER SERVICES 1.8.7 FOR LINUX Manual page 9

10.5 Cluster-Enabling an Existing NSS Pool and Its Volumes. . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
10.6 Adding Advertising Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
10.7 Configuring a Load Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
10.8 Configuring an Unload Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
10.9 Configuring a Monitor Script for the Shared NSS Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
10.10 Mirroring and Cluster-Enabling Shared NSS Pools and Volumes . . . . . . . . . . . . . . . . . . . . . 150
10.10.1 Understanding NSS Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
10.10.2 Requirements for NSS Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
10.10.3 Creating and Mirroring NSS Pools on Shared Storage . . . . . . . . . . . . . . . . . . . . . . 152
10.10.4 Verifying the NSS Mirror Status in the Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
10.11 Deleting NSS Pool Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
10.12 Changing the Volume ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
10.13 What's Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
11 Configuring Cluster Resources for Shared Linux POSIX Volumes
11.1 Requirements for Shared Linux POSIX Volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
11.2 Creating Linux POSIX Volumes on Shared Disks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
11.2.1 Removing Existing Formatting and Segment Managers . . . . . . . . . . . . . . . . . . . . . 158
11.2.2 Creating a Cluster Segment Manager Container. . . . . . . . . . . . . . . . . . . . . . . . . . . 159
11.2.3 Adding a Non-CSM Segment Manager Container. . . . . . . . . . . . . . . . . . . . . . . . . . 160
11.2.4 Creating an EVMS Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
11.2.5 Making a File System on the EVMS Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
11.3 Cluster-Enabling a Linux POSIX Volume on a Shared Disk . . . . . . . . . . . . . . . . . . . . . . . . . 162
11.3.1 Logging in to iManager . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
11.3.2 Creating a Cluster Resource for a Linux POSIX Volume . . . . . . . . . . . . . . . . . . . . 163
11.3.3 Configuring a Load Script for a Linux POSIX Volume Cluster Resource. . . . . . . . . 164
11.3.4 Configuring an Unload Script for a Linux POSIX Volume Cluster Resource . . . . . . 165
11.3.5 Enabling Monitoring and Configuring a Monitor Script for a Linux POSIX Volume Cluster
Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
11.3.6 Configuring Policies for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . . . 167
11.4 Creating a Virtual Server Name for the Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
11.4.1 Using ncs_ncpserv.py to Create an NCS:NCP Server Object. . . . . . . . . . . . . . . . . 169
11.4.2 Using iManager to Create an NCS:NCP Server Object. . . . . . . . . . . . . . . . . . . . . . 171
11.5 Sample Scripts for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . 172
11.5.1 Sample Load Script for the Linux POSIX Volume Cluster Resource. . . . . . . . . . . . 174
11.5.2 Sample Unload Script for the Linux POSIX Volume Cluster Resource . . . . . . . . . . 175
11.5.3 Sample Monitor Script for a Linux POSIX Volume Cluster Resource . . . . . . . . . . . 176
11.6 Expanding EVMS Volumes on Shared Disks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
11.6.1 Expanding a Volume to a Separate Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
11.6.2 Moving a Volume to a Larger Disk. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
11.7 Deleting Shared Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
11.8 Known Issues for Working with Cluster Resources for Linux POSIX Volumes . . . . . . . . . . . 178
11.8.1 Dismount Volumes before Onlining a Comatose Resource . . . . . . . . . . . . . . . . . . 178
11.8.2 Cluster Services Must Be Running When Using EVMS . . . . . . . . . . . . . . . . . . . . . 178
11.8.3 Close EVMS Utilities When They Are Not In Use . . . . . . . . . . . . . . . . . . . . . . . . . . 178
11.8.4 Do Not Migrate Resources When EVMS Tools Are Running . . . . . . . . . . . . . . . . . 179
11.9 What's Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
12 Configuring Novell Cluster Services in a Xen Virtualization Environment
12.1 Prerequisites for Xen Host Server Environments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
12.2 Virtual Machines as Cluster Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
12.2.1 Creating a Xen Virtual Machine Cluster Resource . . . . . . . . . . . . . . . . . . . . . . . . . 183
12.2.2 Configuring Virtual Machine Load, Unload, and Monitor Scripts . . . . . . . . . . . . . . . 184
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