org.onosproject.store.cluster.impl

Class PhiAccrualFailureDetector

java.lang.Object

org.onosproject.store.cluster.impl.PhiAccrualFailureDetector

public class PhiAccrualFailureDetector
extends java.lang.Object

Phi Accrual failure detector.

Based on a paper titled: "The φ Accrual Failure Detector" by Hayashibara, et al.

Constructor Summary

Constructors

Constructor and Description
PhiAccrualFailureDetector()

Method Summary

Modifier and Type	Method and Description
double	phi(org.onosproject.cluster.NodeId nodeId) Compute phi for the specified node id.
void	report(org.onosproject.cluster.NodeId nodeId) Report a new heart beat for the specified node id.
void	report(org.onosproject.cluster.NodeId nodeId, long arrivalTime) Report a new heart beat for the specified node id.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PhiAccrualFailureDetector

public PhiAccrualFailureDetector()

Method Detail

report

public void report(org.onosproject.cluster.NodeId nodeId)

Report a new heart beat for the specified node id.

Parameters:

nodeId - node id

report

public void report(org.onosproject.cluster.NodeId nodeId,
                   long arrivalTime)

Report a new heart beat for the specified node id.

Parameters:

nodeId - node id

arrivalTime - arrival time

phi

public double phi(org.onosproject.cluster.NodeId nodeId)

Compute phi for the specified node id.

Parameters:

nodeId - node id

Returns:

phi value