org.cloudbus.cloudsim.power

Class PowerHost

java.lang.Object

org.cloudbus.cloudsim.Host

org.cloudbus.cloudsim.HostDynamicWorkload

org.cloudbus.cloudsim.power.PowerHost

Direct Known Subclasses:

PowerHostUtilizationHistory

public class PowerHost
extends HostDynamicWorkload

PowerHost class enables simulation of power-aware hosts. If you are using any algorithms, policies or workload included in the power package please cite the following paper: Anton Beloglazov, and Rajkumar Buyya, "Optimal Online Deterministic Algorithms and Adaptive Heuristics for Energy and Performance Efficient Dynamic Consolidation of Virtual Machines in Cloud Data Centers", Concurrency and Computation: Practice and Experience, ISSN: 1532-0626, Wiley Press, New York, USA, 2011, DOI: 10.1002/cpe.1867

Since:

CloudSim Toolkit 2.0

Author:

Anton Beloglazov

Constructor Summary

Constructors

Constructor and Description
PowerHost(int id, RamProvisioner ramProvisioner, BwProvisioner bwProvisioner, long storage, List<? extends Pe> peList, VmScheduler vmScheduler, PowerModel powerModel) Instantiates a new host.

Method Summary

Methods

Modifier and Type	Method and Description
double	getEnergyLinearInterpolation(double fromUtilization, double toUtilization, double time) Gets the energy consumption using linear interpolation of the utilization change.
double	getMaxPower() Gets the max power that can be consumed by the host.
double	getPower() Gets the power.
protected double	getPower(double utilization) Gets the power.
PowerModel	getPowerModel() Gets the power model.
protected void	setPowerModel(PowerModel powerModel) Sets the power model.

Methods inherited from class org.cloudbus.cloudsim.HostDynamicWorkload

addStateHistoryEntry, getCompletedVms, getMaxUtilization, getMaxUtilizationAmongVmsPes, getPreviousUtilizationMips, getPreviousUtilizationOfCpu, getStateHistory, getUtilizationMips, getUtilizationOfBw, getUtilizationOfCpu, getUtilizationOfCpuMips, getUtilizationOfRam, setPreviousUtilizationMips, setUtilizationMips, updateVmsProcessing

Methods inherited from class org.cloudbus.cloudsim.Host

addMigratingInVm, allocatePesForVm, deallocatePesForVm, getAllocatedMipsForVm, getAvailableMips, getBw, getBwProvisioner, getDatacenter, getId, getMaxAvailableMips, getNumberOfFreePes, getNumberOfPes, getPeList, getRam, getRamProvisioner, getStorage, getTotalAllocatedMipsForVm, getTotalMips, getVm, getVmList, getVmScheduler, getVmsMigratingIn, isFailed, isSuitableForVm, reallocateMigratingInVms, removeMigratingInVm, setBwProvisioner, setDatacenter, setFailed, setFailed, setId, setPeList, setPeStatus, setRamProvisioner, setStorage, setVmScheduler, vmCreate, vmDeallocate, vmDeallocateAll, vmDestroy, vmDestroyAll

Methods inherited from class java.lang.Object

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

Constructor Detail

PowerHost

public PowerHost(int id,
         RamProvisioner ramProvisioner,
         BwProvisioner bwProvisioner,
         long storage,
         List<? extends Pe> peList,
         VmScheduler vmScheduler,
         PowerModel powerModel)

Instantiates a new host.

Parameters:

id - the id

ramProvisioner - the ram provisioner

bwProvisioner - the bw provisioner

storage - the storage

peList - the pe list

vmScheduler - the VM scheduler

Method Detail

getPower

public double getPower()

Gets the power. For this moment only consumed by all PEs.

Returns:

the power

getPower

protected double getPower(double utilization)

Gets the power. For this moment only consumed by all PEs.

Parameters:

utilization - the utilization

Returns:

the power

getMaxPower

public double getMaxPower()

Gets the max power that can be consumed by the host.

Returns:

the max power

getEnergyLinearInterpolation

public double getEnergyLinearInterpolation(double fromUtilization,
                                  double toUtilization,
                                  double time)

Gets the energy consumption using linear interpolation of the utilization change.

Parameters:

fromUtilization - the from utilization

toUtilization - the to utilization

time - the time

Returns:

the energy

setPowerModel

protected void setPowerModel(PowerModel powerModel)

Sets the power model.

Parameters:

powerModel - the new power model

getPowerModel

public PowerModel getPowerModel()

Gets the power model.

Returns:

the power model