protected void VmDeallocate(Vm vm)
{
RamProvisioner.DeallocateRamForVm(vm);
BwProvisioner.DeallocateBwForVm(vm);
VmScheduler.DeallocatePesForVm(vm);
Storage += vm.Size;
}
public bool IsSuitableForVm(Vm vm)
{
return(VmScheduler.GetPeCapacity() >= vm.GetCurrentRequestedMaxMips() &&
VmScheduler.AvailableMips >= vm.GetCurrentRequestedTotalMips() &&
RamProvisioner.IsSuitableForVm(vm, vm.GetCurrentRequestedRam()) &&
BwProvisioner.IsSuitableForVm(vm, vm.GetCurrentRequestedBw()));
}
public Host(
int id,
RamProvisioner ramProvisioner,
BwProvisioner bwProvisioner,
long storage,
List <Pe> peList,
VmScheduler vmScheduler)
{
}
public void ReallocateMigratingInVms()
{
foreach (Vm vm in VmsMigratingIn)
{
if (!VmList.Contains(vm))
{
VmList.Add(vm);
}
if (!VmScheduler.VmsMigratingIn.Contains(vm.Uid))
{
VmScheduler.VmsMigratingIn.Add(vm.Uid);
}
RamProvisioner.AllocateRamForVm(vm, vm.GetCurrentRequestedRam());
BwProvisioner.AllocateBwForVm(vm, vm.GetCurrentRequestedBw());
VmScheduler.AllocatePesForVm(vm, vm.GetCurrentRequestedMips());
Storage = Storage - vm.Size;
}
}
public void AddMigratingInVm(Vm vm)
{
vm.InMigration = true;
if (!VmsMigratingIn.Contains(vm))
{
if (Storage < vm.Size)
{
Log.WriteConcatLine("[VmScheduler.addMigratingInVm] Allocation of VM #", vm.Id, " to Host #",
Id, " failed by storage");
Environment.Exit(0);
}
if (!RamProvisioner.AllocateRamForVm(vm, vm.GetCurrentRequestedRam()))
{
Log.WriteConcatLine("[VmScheduler.addMigratingInVm] Allocation of VM #", vm.Id, " to Host #",
Id, " failed by RAM");
Environment.Exit(0);
}
if (!BwProvisioner.AllocateBwForVm(vm, vm.GetCurrentRequestedBw()))
{
Log.WriteLine("[VmScheduler.addMigratingInVm] Allocation of VM #" + vm.Id + " to Host #"
+ Id + " failed by BW");
Environment.Exit(0);
}
VmScheduler.VmsMigratingIn.Add(vm.Uid);
if (!VmScheduler.AllocatePesForVm(vm, vm.GetCurrentRequestedMips()))
{
Log.WriteLine("[VmScheduler.addMigratingInVm] Allocation of VM #" + vm.Id + " to Host #"
+ Id + " failed by MIPS");
Environment.Exit(0);
}
Storage = Storage - vm.Size;
VmsMigratingIn.Add(vm);
VmList.Add(vm);
UpdateVmsProcessing(Core.CloudSim.Clock);
vm.Host.UpdateVmsProcessing(Core.CloudSim.Clock);
}
}
public bool VmCreate(Vm vm)
{
if (Storage < vm.Size)
{
Log.WriteConcatLine(
"[VmScheduler.vmCreate] Allocation of VM #", vm.Id,
" to Host #", Id, " failed by storage");
return(false);
}
if (!RamProvisioner.AllocateRamForVm(vm, vm.GetCurrentRequestedRam()))
{
Log.WriteConcatLine("[VmScheduler.vmCreate] Allocation of VM #", vm.Id, " to Host #", Id,
" failed by RAM");
return(false);
}
if (!BwProvisioner.AllocateBwForVm(vm, vm.GetCurrentRequestedBw()))
{
Log.WriteConcatLine("[VmScheduler.vmCreate] Allocation of VM #", vm.Id, " to Host #", Id,
" failed by BW");
RamProvisioner.DeallocateRamForVm(vm);
return(false);
}
if (!VmScheduler.AllocatePesForVm(vm, vm.GetCurrentRequestedMips()))
{
Log.WriteConcatLine("[VmScheduler.vmCreate] Allocation of VM #", vm.Id, " to Host #", Id,
" failed by MIPS");
RamProvisioner.DeallocateRamForVm(vm);
BwProvisioner.DeallocateBwForVm(vm);
return(false);
}
Storage = Storage - vm.Size;
VmList.Add(vm);
vm.Host = this;
return(true);
}
protected void VmDeallocateAll()
{
RamProvisioner.DeallocateRamForAllVms();
BwProvisioner.DeallocateBwForAllVms();
VmScheduler.DeallocatePesForAllVms();
}