示例#1
0
  // 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;
  }
示例#2
0
  public void terminate() {
    try {
      Action.saveKnowledge(
          Configuration.getInstance().getKBCreateAppInsertIntoVm(),
          CreateAppInsertIntoVm.getKnowledgeBase());
    } catch (IOException e) {

      e.printStackTrace();
    }
  }