Liveness

Liveness

This type is a class for model objects.

A Liveness is to contain the discovery/failure detection protocol information for the core group to monitor the health of its members.
Package: coregroup

Classifier ID:  -1
Instance class name:  * Unspecified *
Instance class:  * Unspecified *

Reference attributes having this type:
  CoreGroup.liveness

Attributes Summary

discoveryPeriod : EInt The time interval, in seconds at which the Discovery protocol runs.

heartbeatTransmissionPeriod : EInt The time interval, in milliseconds at which active Failure Detection heartbeats are sent.

heartbeatTimeoutPeriod : EInt The time interval, in milliseconds that constitutes a heartbeat timeout.

factoryClassName : EString The fully qualified class name of the factory used to create a LivenessPlugin.

livenessType : LivenessType The type of Discovery/Failure Detection protocol to be used by the core group.

customProperties : Property * * No description is available *

Attribute Details

discoveryPeriod  -  The time interval, in seconds at which the Discovery protocol runs.
    Data Type: EInt
    Default value:  60
    Required:  false
    Changeable:  true
    Unsettable:  true
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

heartbeatTransmissionPeriod  -  The time interval, in milliseconds at which active Failure Detection heartbeats are sent.
    Data Type: EInt
    Default value:  30000
    Required:  false
    Changeable:  true
    Unsettable:  true
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

heartbeatTimeoutPeriod  -  The time interval, in milliseconds that constitutes a heartbeat timeout.
    Data Type: EInt
    Default value:  180000
    Required:  false
    Changeable:  true
    Unsettable:  true
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

factoryClassName  -  The fully qualified class name of the factory used to create a LivenessPlugin.
    Data Type: EString
    Default value:  unspecified
    Required:  false
    Changeable:  true
    Unsettable:  false
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

livenessType  -  The type of Discovery/Failure Detection protocol to be used by the core group.
    Data Type: LivenessType
    Default value:  DEFAULT_ONLY
    Allowed values:
        0 - DEFAULT_ONLY
        1 - PLUGIN_ONLY
    Required:  false
    Changeable:  true
    Unsettable:  true
    Many:  false
    Ordered:  true
    Lower bound:  0
    Upper bound:  1
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

customProperties  -  * No description is available *
    Reference Type: Property *
    Containment:  true
    Container:  false
    Required:  false
    Changeable:  true
    Unsettable:  false
    Many:  true
    Ordered:  true
    Lower bound:  0
    Upper bound:  Unbounded
    Unique:  true
    Derived:  false
    Transient:  false
    Volatile:  false

(C) COPYRIGHT International Business Machines Corp. 1996-2006

Attributes Summary
discoveryPeriod : EInt	The time interval, in seconds at which the Discovery protocol runs.
heartbeatTransmissionPeriod : EInt	The time interval, in milliseconds at which active Failure Detection heartbeats are sent.
heartbeatTimeoutPeriod : EInt	The time interval, in milliseconds that constitutes a heartbeat timeout.
factoryClassName : EString	The fully qualified class name of the factory used to create a LivenessPlugin.
livenessType : LivenessType	The type of Discovery/Failure Detection protocol to be used by the core group.
customProperties : Property *	* No description is available *