@Override
public int compare(RMContainer c1, RMContainer c2) {
int ret = c1.getContainer().getPriority().compareTo(c2.getContainer().getPriority());
if (ret == 0) {
return c2.getContainerId().compareTo(c1.getContainerId());
}
return ret;
}
// This is to test container tokens are generated when the containers are
// acquired by the AM, not when the containers are allocated
@Test
public void testContainerTokenGeneratedOnPullRequest() throws Exception {
YarnConfiguration conf = new YarnConfiguration();
YarnAPIStorageFactory.setConfiguration(conf);
RMStorageFactory.setConfiguration(conf);
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class, ResourceScheduler.class);
MockRM rm1 = new MockRM(conf);
try {
rm1.start();
MockNM nm1 = rm1.registerNode("127.0.0.1:1234", 8000);
RMApp app1 = rm1.submitApp(200);
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
// request a container.
am1.allocate("127.0.0.1", 1024, 1, new ArrayList<ContainerId>());
ContainerId containerId2 = ContainerId.newInstance(am1.getApplicationAttemptId(), 2);
rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED);
RMContainer container = rm1.getResourceScheduler().getRMContainer(containerId2);
// no container token is generated.
Assert.assertEquals(containerId2, container.getContainerId());
Assert.assertNull(container.getContainer().getContainerToken());
// acquire the container.
List<Container> containers =
am1.allocate(new ArrayList<ResourceRequest>(), new ArrayList<ContainerId>())
.getAllocatedContainers();
Assert.assertEquals(containerId2, containers.get(0).getId());
// container token is generated.
Assert.assertNotNull(containers.get(0).getContainerToken());
} finally {
rm1.stop();
}
}
private RMContainer createRMContainer(ApplicationAttemptId appAttId, int id, Resource resource) {
ContainerId containerId = ContainerId.newInstance(appAttId, id);
RMContainer rmContainer = mock(RMContainer.class);
Container container = mock(Container.class);
when(container.getResource()).thenReturn(resource);
when(container.getNodeId()).thenReturn(nodeId);
when(rmContainer.getContainer()).thenReturn(container);
when(rmContainer.getContainerId()).thenReturn(containerId);
return rmContainer;
}
public synchronized void containerCompleted(
RMContainer rmContainer, ContainerStatus containerStatus, RMContainerEventType event) {
Container container = rmContainer.getContainer();
ContainerId containerId = container.getId();
// Remove from the list of newly allocated containers if found
newlyAllocatedContainers.remove(rmContainer);
// Inform the container
rmContainer.handle(new RMContainerFinishedEvent(containerId, containerStatus, event));
LOG.info(
"Completed container: "
+ rmContainer.getContainerId()
+ " in state: "
+ rmContainer.getState()
+ " event:"
+ event);
// Remove from the list of containers
liveContainers.remove(rmContainer.getContainerId());
RMAuditLogger.logSuccess(
getUser(),
AuditConstants.RELEASE_CONTAINER,
"SchedulerApp",
getApplicationId(),
containerId);
// Update usage metrics
Resource containerResource = rmContainer.getContainer().getResource();
queue.getMetrics().releaseResources(getUser(), 1, containerResource);
Resources.subtractFrom(currentConsumption, containerResource);
// remove from preemption map if it is completed
preemptionMap.remove(rmContainer);
// Clear resource utilization metrics cache.
lastMemoryAggregateAllocationUpdateTime = -1;
}
@Test
public void testMove() {
final String user = "******";
Queue parentQueue = createQueue("parent", null);
Queue oldQueue = createQueue("old", parentQueue);
Queue newQueue = createQueue("new", parentQueue);
QueueMetrics parentMetrics = parentQueue.getMetrics();
QueueMetrics oldMetrics = oldQueue.getMetrics();
QueueMetrics newMetrics = newQueue.getMetrics();
ApplicationAttemptId appAttId = createAppAttemptId(0, 0);
SchedulerApplicationAttempt app =
new SchedulerApplicationAttempt(
appAttId, user, oldQueue, oldQueue.getActiveUsersManager(), null);
oldMetrics.submitApp(user);
// Resource request
Resource requestedResource = Resource.newInstance(1536, 2);
Priority requestedPriority = Priority.newInstance(2);
ResourceRequest request =
ResourceRequest.newInstance(requestedPriority, ResourceRequest.ANY, requestedResource, 3);
app.updateResourceRequests(Arrays.asList(request));
// Allocated container
RMContainer container1 = createRMContainer(appAttId, 1, requestedResource);
app.liveContainers.put(container1.getContainerId(), container1);
SchedulerNode node = createNode();
app.appSchedulingInfo.allocate(
NodeType.OFF_SWITCH, node, requestedPriority, request, container1.getContainer());
// Reserved container
Priority prio1 = Priority.newInstance(1);
Resource reservedResource = Resource.newInstance(2048, 3);
RMContainer container2 =
createReservedRMContainer(appAttId, 1, reservedResource, node.getNodeID(), prio1);
Map<NodeId, RMContainer> reservations = new HashMap<NodeId, RMContainer>();
reservations.put(node.getNodeID(), container2);
app.reservedContainers.put(prio1, reservations);
oldMetrics.reserveResource(user, reservedResource);
checkQueueMetrics(oldMetrics, 1, 1, 1536, 2, 2048, 3, 3072, 4);
checkQueueMetrics(newMetrics, 0, 0, 0, 0, 0, 0, 0, 0);
checkQueueMetrics(parentMetrics, 1, 1, 1536, 2, 2048, 3, 3072, 4);
app.move(newQueue);
checkQueueMetrics(oldMetrics, 0, 0, 0, 0, 0, 0, 0, 0);
checkQueueMetrics(newMetrics, 1, 1, 1536, 2, 2048, 3, 3072, 4);
checkQueueMetrics(parentMetrics, 1, 1, 1536, 2, 2048, 3, 3072, 4);
}
private void updateQueueWithNodeUpdate(NodeUpdateSchedulerEventWrapper eventWrapper) {
RMNodeWrapper node = (RMNodeWrapper) eventWrapper.getRMNode();
List<UpdatedContainerInfo> containerList = node.getContainerUpdates();
for (UpdatedContainerInfo info : containerList) {
for (ContainerStatus status : info.getCompletedContainers()) {
ContainerId containerId = status.getContainerId();
SchedulerAppReport app =
scheduler.getSchedulerAppInfo(containerId.getApplicationAttemptId());
if (app == null) {
// this happens for the AM container
// The app have already removed when the NM sends the release
// information.
continue;
}
String queue = appQueueMap.get(containerId.getApplicationAttemptId().getApplicationId());
int releasedMemory = 0, releasedVCores = 0;
if (status.getExitStatus() == ContainerExitStatus.SUCCESS) {
for (RMContainer rmc : app.getLiveContainers()) {
if (rmc.getContainerId() == containerId) {
releasedMemory += rmc.getContainer().getResource().getMemory();
releasedVCores += rmc.getContainer().getResource().getVirtualCores();
break;
}
}
} else if (status.getExitStatus() == ContainerExitStatus.ABORTED) {
if (preemptionContainerMap.containsKey(containerId)) {
Resource preResource = preemptionContainerMap.get(containerId);
releasedMemory += preResource.getMemory();
releasedVCores += preResource.getVirtualCores();
preemptionContainerMap.remove(containerId);
}
}
// update queue counters
updateQueueMetrics(queue, releasedMemory, releasedVCores);
}
}
}
private void updateQueueWithAllocateRequest(
Allocation allocation,
ApplicationAttemptId attemptId,
List<ResourceRequest> resourceRequests,
List<ContainerId> containerIds)
throws IOException {
// update queue information
Resource pendingResource = Resources.createResource(0, 0);
Resource allocatedResource = Resources.createResource(0, 0);
String queueName = appQueueMap.get(attemptId.getApplicationId());
// container requested
for (ResourceRequest request : resourceRequests) {
if (request.getResourceName().equals(ResourceRequest.ANY)) {
Resources.addTo(
pendingResource,
Resources.multiply(request.getCapability(), request.getNumContainers()));
}
}
// container allocated
for (Container container : allocation.getContainers()) {
Resources.addTo(allocatedResource, container.getResource());
Resources.subtractFrom(pendingResource, container.getResource());
}
// container released from AM
SchedulerAppReport report = scheduler.getSchedulerAppInfo(attemptId);
for (ContainerId containerId : containerIds) {
Container container = null;
for (RMContainer c : report.getLiveContainers()) {
if (c.getContainerId().equals(containerId)) {
container = c.getContainer();
break;
}
}
if (container != null) {
// released allocated containers
Resources.subtractFrom(allocatedResource, container.getResource());
} else {
for (RMContainer c : report.getReservedContainers()) {
if (c.getContainerId().equals(containerId)) {
container = c.getContainer();
break;
}
}
if (container != null) {
// released reserved containers
Resources.subtractFrom(pendingResource, container.getResource());
}
}
}
// containers released/preemption from scheduler
Set<ContainerId> preemptionContainers = new HashSet<ContainerId>();
if (allocation.getContainerPreemptions() != null) {
preemptionContainers.addAll(allocation.getContainerPreemptions());
}
if (allocation.getStrictContainerPreemptions() != null) {
preemptionContainers.addAll(allocation.getStrictContainerPreemptions());
}
if (!preemptionContainers.isEmpty()) {
for (ContainerId containerId : preemptionContainers) {
if (!preemptionContainerMap.containsKey(containerId)) {
Container container = null;
for (RMContainer c : report.getLiveContainers()) {
if (c.getContainerId().equals(containerId)) {
container = c.getContainer();
break;
}
}
if (container != null) {
preemptionContainerMap.put(containerId, container.getResource());
}
}
}
}
// update metrics
SortedMap<String, Counter> counterMap = metrics.getCounters();
String names[] =
new String[] {
"counter.queue." + queueName + ".pending.memory",
"counter.queue." + queueName + ".pending.cores",
"counter.queue." + queueName + ".allocated.memory",
"counter.queue." + queueName + ".allocated.cores"
};
int values[] =
new int[] {
pendingResource.getMemory(),
pendingResource.getVirtualCores(),
allocatedResource.getMemory(),
allocatedResource.getVirtualCores()
};
for (int i = names.length - 1; i >= 0; i--) {
if (!counterMap.containsKey(names[i])) {
metrics.counter(names[i]);
counterMap = metrics.getCounters();
}
counterMap.get(names[i]).inc(values[i]);
}
queueLock.lock();
try {
if (!schedulerMetrics.isTracked(queueName)) {
schedulerMetrics.trackQueue(queueName);
}
} finally {
queueLock.unlock();
}
}