private void CompareAndBalance()
{
var hosts = _commonLoadManager.GetAllHostLoadInfos();
Dictionary <int, double> pdis = CalculatePropDistributionForAllHosts(hosts);
Random r = new Random(Guid.NewGuid().GetHashCode());
List <ContainerToHost> list = new List <ContainerToHost>();
foreach (var container in ContainerTable.GetAllContainers())
{
var k = r.GetRandomFromDictionary(pdis);
var cdash = _commonLoadManager.GetHostLoadInfoByHostIdAfterContainer(k, container.GetContainerNeededLoadInfo()).Volume;//Should be after adding the current container
var c = LoadManager.GetNeededHostLoadInfo().Volume;
if (cdash < c)
{
list.Add(new ContainerToHost(container.ContainerId, k, c - cdash));
}
}
if (list.Count == 0)
{
return;
}
var total = list.Select(x => x.Cost).Sum();
foreach (var item in list)
{
item.Probaility = item.Cost / total;
}
var result = r.GetRandomFromContainerToHost(list);
MigrationContainer(result);
Busy = true;
}
private void UpdateInformation()
{
_commonLoadManager.UpdateHostLoadInfo(LoadManager.GetNeededHostLoadInfo());
}