public static bool IsFullyConsumed(CloudDevice cloud)
{
if (cloud.CurrentAllocatedBw >= cloud.UpBW ||
cloud.CurrentAllocatedMips >= cloud.MIPS ||
cloud.CurrentAllocatedRam >= cloud.RAM ||
cloud.CurrentAllocatedSize >= cloud.Size)
{
return(true);
}
return(false);
}
public static void ResourceReleased(Models.Tuple tuple, CloudDevice cloud)
{
if (cloud != null && tuple.IsServerFound == true && tuple.IsReversed == false)
{
lock (Lock)
{
cloud.CurrentAllocatedBw = cloud.CurrentAllocatedBw - tuple.BW;
cloud.CurrentAllocatedMips = cloud.CurrentAllocatedMips - tuple.MIPS;
cloud.CurrentAllocatedRam = cloud.CurrentAllocatedRam - tuple.RAM;
cloud.CurrentAllocatedSize = cloud.CurrentAllocatedSize - tuple.Size;
}
}
}
public static CloudDevice CloudComputation(Models.Tuple tuple, CloudDevice cloud)
{
var rnd = new Random();
double[] arrLatency = { 40, 50, 60 };
var dis = GeoDistance.CalcDistance(tuple.GeoLocation.getLongitude(), tuple.GeoLocation.getLatitude(),
cloud.GeoLocation.getLongitude(), cloud.GeoLocation.getLatitude(), GeoCodeCalcMeasurement.Kilometers);
lock (Lock)
{ cloud.DistanceFromTuple = dis; }
lock (Lock)
{
link.Source = tuple.Name;
link.Destination = cloud.Name;
link.SDDistance = dis;
link.Propagationtime = LinkUtility.CalculateLatency(dis, cooperSpeed, tuple.Size, transmitionRate, arrLatency[rnd.Next(arrLatency.Length)]);
}
CloudRersourceUtility.ResourceConsumption(tuple, cloud);
return(cloud);
}
public static void ResourceConsumption(Models.Tuple tuple, CloudDevice cloud)
{
lock (Lock)
{
if (cloud.CurrentAllocatedBw <= cloud.UpBW &&
cloud.CurrentAllocatedMips <= cloud.MIPS &&
cloud.CurrentAllocatedRam <= cloud.RAM &&
cloud.CurrentAllocatedSize <= cloud.Size)
{
cloud.CurrentAllocatedBw = cloud.CurrentAllocatedBw + tuple.BW;
cloud.CurrentAllocatedMips = cloud.CurrentAllocatedMips + tuple.MIPS;
cloud.CurrentAllocatedRam = cloud.CurrentAllocatedRam + tuple.RAM;
cloud.CurrentAllocatedSize = cloud.CurrentAllocatedSize + tuple.Size;
}
else
{
lock (Lock)
{
tuple.IsReversed = true; //return IsReversed when server is fully occupied.
tuple.IsServerFound = true;
}
}
}
}
