Sun Cluster Geographic Edition System Administration Guide

General Heartbeat Plug-in Properties

The following table describes the general heartbeat plug-in properties that the Sun Cluster Geographic Edition software defines.

Table A–2 General Heartbeat Plug-in Properties

Property 

Description 

Plugin_properties (string)

Specifies a property string specific to the plug-in.  

Tuning recommendations: The value of this property is assigned at creation and can be tuned at runtime. 

Category: Optional 

Default: None except for heartbeats that use the default heartbeat plug-ins, tcp_udp_plugin and ping-plugin.

For the tcp_udp_plugin plug-in, the format of this string is predefined as remoteIPaddress/UDP/2084/ipsec, remoteIPaddress/TCP/2084/ipsec. The remote_IP_address argument specifies the IP address of the partner cluster. The optional ipsec argument specifies if the plug-in uses IPsec with a Boolean value of true or false.

For the ping-plugin, the format of this string is predefined as remote_IP_address, where remote_IP_address specifies the IP address of the partner cluster.

Query_cmd (string)

Specifies the path to the heartbeat status request command.  

Tuning recommendations: The value of this property is assigned at creation and can be tuned at runtime. 

Category: Required property if the plug-in does not specify a predefined plug-in. 

Default: None 

Requester_agent (string)

Specifies the absolute path to the requester agent.  

Tuning recommendations: The value of this property is assigned at creation and can be tuned at runtime. However, the Requester_agent property of the default plug-in should never need to be tuned except for testing purposes.

Category: Optional 

Default: None  

Responder_agent (string)

Specifies the absolute path to the responder agent. 

Tuning recommendations: The value is assigned at creation and can be tuned at runtime. However, the Responder_agent property of the default plug-in should never need to be tuned except for testing purposes.

Category: Optional 

Default: None 

Type (enum)

Designates the type of plug-in. Set to either primary or backup.

Tuning recommendations: The value of this property is assigned at creation and can be tuned at runtime. 

Category: Required 

Default: None, except for the default heartbeat that is named ping_plugin. If using this plug-in, the default value is backup.