// calculate if an App fits to a pm
// TODO: gst: use WEKA to calc fit factor!!
private int calculateFit(App app2, VirtualMachine vm) {
int output = 0;
if (Action.isOnlyLearning() == false && CreateAppInsertIntoVm.evaluation != null) {
// is free space available in the VM
if (app2.getCpu() + vm.getCurrentCpuUsage() < vm.getCurrentCpuAllocation()
&& app2.getMemory() + vm.getCurrentMemoryUsage() < vm.getCurrentMemoryAllocation()
&& app2.getStorage() + vm.getCurrentStorageUsage() < vm.getCurrentCpuAllocation()) {
Instance instance = createInstance(Instance.missingValue(), vm);
instance.setDataset(CreateAppInsertIntoVm.getKnowledgeBase());
try {
output = (int) (evaluation.evaluateModelOnce(classifier, instance) * 100);
} catch (Exception e) {
e.printStackTrace();
}
}
} else {
if (app2.getCpu() + vm.getCurrentCpuUsage() < vm.getCurrentCpuAllocation()
&& app2.getMemory() + vm.getCurrentMemoryUsage() < vm.getCurrentMemoryAllocation()
&& app2.getStorage() + vm.getCurrentStorageUsage() < vm.getCurrentCpuAllocation()) {
output = randomData.nextInt(1, 100);
}
}
return output;
}
public void terminate() {
try {
Action.saveKnowledge(
Configuration.getInstance().getKBCreateAppInsertIntoVm(),
CreateAppInsertIntoVm.getKnowledgeBase());
} catch (IOException e) {
e.printStackTrace();
}
}
