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Oracle Solaris Cluster Data Service for SAP liveCache Guide     Oracle Solaris Cluster 4.1
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Document Information

Preface

1.  Installing and Configuring HA for SAP liveCache

HA for SAP liveCache Overview

Installing and Configuring HA for SAP liveCache

Planning the HA for SAP liveCache Installation and Configuration

Configuration Requirements

Standard Data Service Configurations

Configuration Considerations

Configuration Planning Questions

Preparing the Nodes and Disks

How to Prepare the Nodes

Installing and Configuring liveCache

How to Install and Configure liveCache

How to Enable liveCache to Run in a Cluster

Verifying the liveCache Installation and Configuration

How to Verify the liveCache Installation and Configuration

Installing the HA for SAP liveCache Package

How to Install the HA for SAP liveCache Package

Registering and Configuring the HA for SAP liveCache

Setting HA for SAP liveCache Extension Properties

How to Register and Configure HA for SAP liveCache

Verifying the HA for SAP liveCache Installation and Configuration

How to Verify the HA for SAP liveCache Installation and Configuration

Tuning HA for SAP liveCache Fault Monitors

Factors That Affect the Interval Between Fault Monitor Probes

Operations by the HA for SAP liveCache Fault Monitors During a Probe

Operations by the SAP liveCache Fault Monitor During a Probe

Operations by the SAP xserver Fault Monitor During a Probe

Faults Detected by the HA for SAP liveCache Fault Monitors

Faults Detected by the SAP liveCache Fault Monitor

Faults Detected by the SAP xserver Fault Monitor

Recovery Actions in Response to Detected Faults

Monitoring the Termination of liveCache by a User

A.  HA for SAP liveCache Extension Properties

Index

Preparing the Nodes and Disks

This section contains the procedures you need to prepare the nodes and disks.

How to Prepare the Nodes

Use this procedure to prepare for the installation and configuration of liveCache.

  1. Assume a root role on all of the nodes.
  2. Configure the svc:/system/name-service/switch:default SMF service.
    1. On each node or zone that can master the liveCache resource, include one of the following entries for group, project, an passwd database entries in the svc:/system/name-service/switch:default SMF service.
      config/database:
      config/database: files 
      config/database: files [NOTFOUND=return] nis
      config/database: files [NOTFOUND=return] nisplus
      config/database: files [NOTFOUND=return] ldap

      Example:

      # svccfg -s name-service/switch 
      svc:/system/name-service/switch> \
      setprop config/passwd = astring: "files [NOTFOUND=return] nis" 
      svc:/system/name-service/switch> exit
      # svcadm refresh name-service/switch 
      # svcadm restart name-service/switch
    2. On each node or zone that can master the liveCache resource, ensure that files appears first for the protocols database entry in the svc:/system/name-service/switch:default SMF service.

      Example:

      protocols: files nis

    HA for SAP liveCache uses the su - user command and the dbmcli command to start and stop liveCache.

    The network information name service might become unavailable when a cluster node's public network fails. Implementing the preceding changes to the svc:/system/name-service/switch:default SMF service file ensures that the su(1M) command and the dbmcli command do not refer to the NIS/NIS+/ldap name services.