/* (non-Javadoc)
* @see entropy.monitoring.ConfigurationAdapter#extractConfiguration()
*/
@Override
public Configuration extractConfiguration() {
Configuration config = new SimpleConfiguration();
for (ServerType server : Utils.getAllServers(currentFit4Green)) {
Node node = getNode(server);
if (server.getStatus() == ServerStatusType.ON
|| server.getStatus()
== ServerStatusType
.POWERING_ON) { // POWERING_ON nodes are seen as ON by entropy as they will be
// soon on. This avoids ping-pong effect on the state.
config.addOnline(node);
for (VirtualMachineType VM : Utils.getVMs(server)) {
VirtualMachine vm = getVM(node, VM);
config.setRunOn(vm, node);
}
} else { // OFF, POWERING_OFF
config.addOffline(node);
}
}
return config;
}
private Node getNode(ServerType server) {
ArrayList<CoreType> cores = Utils.getAllCores(server.getMainboard().get(0));
// freq in Hz
double freq = cores.get(0).getFrequency().getValue();
int nbCPUs = cores.size();
int cpuCapacity = nbCPUs * 100; // getCPUCapacity ((int) (freq / 1000000), nbCPUs);
int memoryTotal = (int) Utils.getMemory(server) * 1024;
int powerIdle = (int) getPIdle(server);
int powerPerVM = (int) getPperVM(server);
log.debug("creation of an Entropy Node with name " + server.getFrameworkID());
log.debug("server is " + server.getStatus().toString());
log.debug("nbCPUs " + nbCPUs);
log.debug("freq " + freq + " GHz");
log.debug("cpuCapacity " + cpuCapacity + " %");
log.debug("memoryTotal " + memoryTotal + " MB");
log.debug("powerIdle " + powerIdle + " W");
log.debug("powerPerVM " + powerPerVM + " W");
Node node =
new F4GNode(
server.getFrameworkID(), nbCPUs, cpuCapacity, memoryTotal, powerIdle, powerPerVM);
return node;
}
public float getPIdle(ServerType server) {
double ue = getUsageEffectiveness(server);
ServerStatusType status = server.getStatus();
server.setStatus(ServerStatusType.ON); // set the server status to ON to avoid a null power
float powerIdle = (float) (powerCalculation.computePowerIdle(server, powerCalculator) * ue);
server.setStatus(status);
return powerIdle;
}
public float getPperVM(ServerType server) {
double ue = getUsageEffectiveness(server);
VMType vm = currentVMType.getVMType().get(0);
ServerStatusType status = server.getStatus();
server.setStatus(ServerStatusType.ON); // set the server status to ON to avoid a null power
float PperVM = (float) (powerCalculation.computePowerForVM(server, vm, powerCalculator) * ue);
server.setStatus(status);
return PperVM;
}
/**
* Creates a list of virtual machines.
*
* @param actualHostList to store the hosts list.
* @author jclegea
*/
private void createHostVirtualMachineList(
ArrayList actualHostList,
int siteIndex,
int datacenterIndex,
int rackIndex,
int enclosureIndex,
int hostIndex)
throws Exception {
String key;
HashMap serverList;
ServerType serverType = new ServerType();
VirtualMachineType serverVirtualMachine;
List<VirtualMachineType> virtualMachineList;
try {
actualHostList.clear();
key =
this.comName
+ "_"
+ datacenterInformation_.getHostName(
siteIndex, datacenterIndex, rackIndex, enclosureIndex, hostIndex);
serverList = monitor.getMonitoredObjectsCopy(this.comName);
serverType = (ServerType) serverList.get(key);
if (serverType != null) {
virtualMachineList = serverType.getNativeHypervisor().getVirtualMachine();
for (Iterator iterator = virtualMachineList.iterator(); iterator.hasNext(); ) {
serverVirtualMachine = (VirtualMachineType) iterator.next();
// log.debug("SERVERTYPE: " + serverVirtualMachine.getFrameworkID());
actualHostList.add(serverVirtualMachine.getFrameworkID());
}
}
} catch (Exception exception) {
log.error("Cannot create actual virtual machine list");
}
}