internal CapacitySchedulerLeafQueueInfo(LeafQueue q)
: base(q)
{
// To add another level in the XML
numActiveApplications = q.GetNumActiveApplications();
numPendingApplications = q.GetNumPendingApplications();
numContainers = q.GetNumContainers();
maxApplications = q.GetMaxApplications();
maxApplicationsPerUser = q.GetMaxApplicationsPerUser();
userLimit = q.GetUserLimit();
users = new UsersInfo(q.GetUsers());
userLimitFactor = q.GetUserLimitFactor();
AMResourceLimit = new ResourceInfo(q.GetAMResourceLimit());
usedAMResource = new ResourceInfo(q.GetQueueResourceUsage().GetAMUsed());
userAMResourceLimit = new ResourceInfo(q.GetUserAMResourceLimit());
preemptionDisabled = q.GetPreemptionDisabled();
}
public virtual void TestAMResourceLimit()
{
string user_0 = "user_0";
string user_1 = "user_1";
// This uses the default 10% of cluster value for the max am resources
// which are allowed, at 80GB = 8GB for AM's at the queue level. The user
// am limit is 4G initially (based on the queue absolute capacity)
// when there is only 1 user, and drops to 2G (the userlimit) when there
// is a second user
Org.Apache.Hadoop.Yarn.Api.Records.Resource clusterResource = Org.Apache.Hadoop.Yarn.Api.Records.Resource
.NewInstance(80 * Gb, 40);
queue.UpdateClusterResource(clusterResource, new ResourceLimits(clusterResource));
ActiveUsersManager activeUsersManager = Org.Mockito.Mockito.Mock <ActiveUsersManager
>();
Org.Mockito.Mockito.When(queue.GetActiveUsersManager()).ThenReturn(activeUsersManager
);
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(8 * Gb, 1), queue.GetAMResourceLimit());
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(4 * Gb, 1), queue.GetUserAMResourceLimit());
// Two apps for user_0, both start
int ApplicationId = 0;
FiCaSchedulerApp app_0 = GetMockApplication(ApplicationId++, user_0, Org.Apache.Hadoop.Yarn.Api.Records.Resource
.NewInstance(2 * Gb, 1));
queue.SubmitApplicationAttempt(app_0, user_0);
NUnit.Framework.Assert.AreEqual(1, queue.GetNumActiveApplications());
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications());
NUnit.Framework.Assert.AreEqual(1, queue.GetNumActiveApplications(user_0));
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications(user_0));
Org.Mockito.Mockito.When(activeUsersManager.GetNumActiveUsers()).ThenReturn(1);
FiCaSchedulerApp app_1 = GetMockApplication(ApplicationId++, user_0, Org.Apache.Hadoop.Yarn.Api.Records.Resource
.NewInstance(2 * Gb, 1));
queue.SubmitApplicationAttempt(app_1, user_0);
NUnit.Framework.Assert.AreEqual(2, queue.GetNumActiveApplications());
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications());
NUnit.Framework.Assert.AreEqual(2, queue.GetNumActiveApplications(user_0));
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications(user_0));
// AMLimits unchanged
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(8 * Gb, 1), queue.GetAMResourceLimit());
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(4 * Gb, 1), queue.GetUserAMResourceLimit());
// One app for user_1, starts
FiCaSchedulerApp app_2 = GetMockApplication(ApplicationId++, user_1, Org.Apache.Hadoop.Yarn.Api.Records.Resource
.NewInstance(2 * Gb, 1));
queue.SubmitApplicationAttempt(app_2, user_1);
NUnit.Framework.Assert.AreEqual(3, queue.GetNumActiveApplications());
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications());
NUnit.Framework.Assert.AreEqual(1, queue.GetNumActiveApplications(user_1));
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications(user_1));
Org.Mockito.Mockito.When(activeUsersManager.GetNumActiveUsers()).ThenReturn(2);
// Now userAMResourceLimit drops to the queue configured 50% as there is
// another user active
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(8 * Gb, 1), queue.GetAMResourceLimit());
NUnit.Framework.Assert.AreEqual(Org.Apache.Hadoop.Yarn.Api.Records.Resource.NewInstance
(2 * Gb, 1), queue.GetUserAMResourceLimit());
// Second user_1 app cannot start
FiCaSchedulerApp app_3 = GetMockApplication(ApplicationId++, user_1, Org.Apache.Hadoop.Yarn.Api.Records.Resource
.NewInstance(2 * Gb, 1));
queue.SubmitApplicationAttempt(app_3, user_1);
NUnit.Framework.Assert.AreEqual(3, queue.GetNumActiveApplications());
NUnit.Framework.Assert.AreEqual(1, queue.GetNumPendingApplications());
NUnit.Framework.Assert.AreEqual(1, queue.GetNumActiveApplications(user_1));
NUnit.Framework.Assert.AreEqual(1, queue.GetNumPendingApplications(user_1));
// Now finish app so another should be activated
queue.FinishApplicationAttempt(app_2, A);
NUnit.Framework.Assert.AreEqual(3, queue.GetNumActiveApplications());
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications());
NUnit.Framework.Assert.AreEqual(1, queue.GetNumActiveApplications(user_1));
NUnit.Framework.Assert.AreEqual(0, queue.GetNumPendingApplications(user_1));
}