/// <exception cref="System.Exception"/>
public virtual void TestContainerAllocationWithSingleUserLimits()
{
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.Init(conf);
// set node -> label
mgr.AddToCluserNodeLabels(ImmutableSet.Of("x", "y"));
mgr.AddLabelsToNode(ImmutableMap.Of(NodeId.NewInstance("h1", 0), ToSet("x"), NodeId
.NewInstance("h2", 0), ToSet("y")));
// inject node label manager
MockRM rm1 = new _MockRM_471(mgr, GetConfigurationWithDefaultQueueLabels(conf));
rm1.GetRMContext().SetNodeLabelManager(mgr);
rm1.Start();
MockNM nm1 = rm1.RegisterNode("h1:1234", 8000);
// label = x
rm1.RegisterNode("h2:1234", 8000);
// label = y
MockNM nm3 = rm1.RegisterNode("h3:1234", 8000);
// label = <empty>
// launch an app to queue a1 (label = x), and check all container will
// be allocated in h1
RMApp app1 = rm1.SubmitApp(200, "app", "user", null, "a1");
MockAM am1 = MockRM.LaunchAndRegisterAM(app1, rm1, nm1);
// A has only 10% of x, so it can only allocate one container in label=empty
ContainerId containerId = ContainerId.NewContainerId(am1.GetApplicationAttemptId(
), 2);
am1.Allocate("*", 1024, 1, new AList <ContainerId>(), string.Empty);
NUnit.Framework.Assert.IsTrue(rm1.WaitForState(nm3, containerId, RMContainerState
.Allocated, 10 * 1000));
// Cannot allocate 2nd label=empty container
containerId = ContainerId.NewContainerId(am1.GetApplicationAttemptId(), 3);
am1.Allocate("*", 1024, 1, new AList <ContainerId>(), string.Empty);
NUnit.Framework.Assert.IsFalse(rm1.WaitForState(nm3, containerId, RMContainerState
.Allocated, 10 * 1000));
// A has default user limit = 100, so it can use all resource in label = x
// We can allocate floor(8000 / 1024) = 7 containers
for (int id = 3; id <= 8; id++)
{
containerId = ContainerId.NewContainerId(am1.GetApplicationAttemptId(), id);
am1.Allocate("*", 1024, 1, new AList <ContainerId>(), "x");
NUnit.Framework.Assert.IsTrue(rm1.WaitForState(nm1, containerId, RMContainerState
.Allocated, 10 * 1000));
}
rm1.Close();
}
