org.cloudbus.cloudsim

Class VmSchedulerSpaceShared

java.lang.Object

org.cloudbus.cloudsim.VmScheduler

org.cloudbus.cloudsim.VmSchedulerSpaceShared

public class VmSchedulerSpaceShared
extends VmScheduler

VmSchedulerSpaceShared is a VMM allocation policy that allocates one or more Pe to a VM, and doesn't allow sharing of PEs. If there is no free PEs to the VM, allocation fails. Free PEs are not allocated to VMs

Since:

CloudSim Toolkit 1.0

Author:

Rodrigo N. Calheiros, Anton Beloglazov

Constructor Summary

Constructors

Constructor and Description
VmSchedulerSpaceShared(List<? extends Pe> pelist) Instantiates a new vm scheduler space shared.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	allocatePesForVm(Vm vm, List<Double> mipsShare) Allocates PEs for a VM.
void	deallocatePesForVm(Vm vm) Releases PEs allocated to a VM.
protected List<Pe>	getFreePes() Gets the free pes vector.
protected Map<String,List<Pe>>	getPeAllocationMap() Gets the pe allocation map.
protected void	setFreePes(List<Pe> freePes) Sets the free pes vector.
protected void	setPeAllocationMap(Map<String,List<Pe>> peAllocationMap) Sets the pe allocation map.

Methods inherited from class org.cloudbus.cloudsim.VmScheduler

deallocatePesForAllVms, getAllocatedMipsForVm, getAvailableMips, getMaxAvailableMips, getMipsMap, getPeCapacity, getPeList, getPeMap, getPesAllocatedForVM, getTotalAllocatedMipsForVm, getVmsMigratingIn, getVmsMigratingOut, setAvailableMips, setMipsMap, setPeList, setPeMap, setVmsMigratingIn, setVmsMigratingOut

Methods inherited from class java.lang.Object

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

Constructor Detail

VmSchedulerSpaceShared

public VmSchedulerSpaceShared(List<? extends Pe> pelist)

Instantiates a new vm scheduler space shared.

Parameters:

pelist - the pelist

Method Detail

allocatePesForVm

public boolean allocatePesForVm(Vm vm,
                       List<Double> mipsShare)

Description copied from class: VmScheduler

Allocates PEs for a VM.

Specified by:

allocatePesForVm in class VmScheduler

Parameters:

vm - the vm

mipsShare - the mips share

Returns:

$true if this policy allows a new VM in the host, $false otherwise

deallocatePesForVm

public void deallocatePesForVm(Vm vm)

Description copied from class: VmScheduler

Releases PEs allocated to a VM.

Specified by:

deallocatePesForVm in class VmScheduler

Parameters:

vm - the vm

setPeAllocationMap

protected void setPeAllocationMap(Map<String,List<Pe>> peAllocationMap)

Sets the pe allocation map.

Parameters:

peAllocationMap - the pe allocation map

getPeAllocationMap

protected Map<String,List<Pe>> getPeAllocationMap()

Gets the pe allocation map.

Returns:

the pe allocation map

setFreePes

protected void setFreePes(List<Pe> freePes)

Sets the free pes vector.

Parameters:

freePes - the new free pes vector

getFreePes

protected List<Pe> getFreePes()

Gets the free pes vector.

Returns:

the free pes vector