YARN-4389. Allow application to enable or disable am blacklisting. (Sunil G via rohithsharmaks)

hadoop-yarn-project/CHANGES.txt

@@ -1255,6 +1255,10 @@ Release 2.8.0 - UNRELEASED
     YARN-4534. Remove the redundant symbol in yarn rmadmin help msg.
     (Lin Yiqun via aajisaka)
 
+    YARN-4389. "yarn.am.blacklisting.enabled" and "yarn.am.blacklisting.disable-
+    failure-threshold" should be app specific rather than a setting for whole 
+    YARN cluster. (Sunil G via rohithsharmaks)
+
 Release 2.7.3 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/AMBlackListingRequest.java

@@ -0,0 +1,67 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.hadoop.yarn.api.records;
+
+import org.apache.hadoop.classification.InterfaceAudience.Public;
+import org.apache.hadoop.classification.InterfaceAudience.Private;
+import org.apache.hadoop.classification.InterfaceStability.Evolving;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+import org.apache.hadoop.yarn.util.Records;
+
+/**
+ * Specific AMBlacklistingRequest from AM to enable/disable blacklisting.
+ */
+@Public
+@Evolving
+public abstract class AMBlackListingRequest {
+
+  @Private
+  @Unstable
+  public static AMBlackListingRequest newInstance(
+      boolean isAMBlackListingEnabled, float disableFailureThreshold) {
+    AMBlackListingRequest blackListRequest = Records
+        .newRecord(AMBlackListingRequest.class);
+    blackListRequest.setBlackListingEnabled(isAMBlackListingEnabled);
+    blackListRequest
+        .setBlackListingDisableFailureThreshold(disableFailureThreshold);
+    return blackListRequest;
+  }
+
+  /**
+   * @return AM Blacklisting is enabled.
+   */
+  @Public
+  @Evolving
+  public abstract boolean isAMBlackListingEnabled();
+
+  /**
+   * @return AM Blacklisting disable failure threshold
+   */
+  @Public
+  @Evolving
+  public abstract float getBlackListingDisableFailureThreshold();
+
+  @Private
+  @Unstable
+  public abstract void setBlackListingEnabled(boolean isAMBlackListingEnabled);
+
+  @Private
+  @Unstable
+  public abstract void setBlackListingDisableFailureThreshold(
+      float disableFailureThreshold);
+}

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/ApplicationSubmissionContext.java

@@ -535,4 +535,27 @@ public abstract class ApplicationSubmissionContext {
   @Public
   @Unstable
   public abstract void setReservationID(ReservationId reservationID);
+
+  /**
+   * Get AM Blacklisting request object to know whether application needs any
+   * specific blacklisting for AM Nodes.
+   *
+   * @return AMBlackListingRequest object which has blacklisting information.
+   */
+  @Public
+  @Unstable
+  public abstract AMBlackListingRequest getAMBlackListRequest();
+
+  /**
+   * Get AM Blacklisting request object to know whether application needs any
+   * specific blacklisting for AM Nodes.
+   *
+   * @param blackListRequest
+   *          object which has blacklisting information such as
+   *          "enable/disable AM blacklisting" and "disable failure threshold".
+   */
+  @Public
+  @Unstable
+  public abstract void setAMBlackListRequest(
+      AMBlackListingRequest blackListRequest);
 }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto

@@ -289,6 +289,10 @@ enum ExecutionTypeProto {
   OPPORTUNISTIC = 2;
 }
 
+message AMBlackListingRequestProto {
+  optional bool blacklisting_enabled = 1 [default = false];
+  optional float blacklisting_failure_threshold = 2;
+}
 ////////////////////////////////////////////////////////////////////////
 ////// From AM_RM_Protocol /////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////
@@ -354,6 +358,7 @@ message ApplicationSubmissionContextProto {
   optional ReservationIdProto reservation_id = 15;
   optional string node_label_expression = 16;
   optional ResourceRequestProto am_container_resource_request = 17;
+  optional AMBlackListingRequestProto am_blacklisting_request = 18;
 }
 
 message LogAggregationContextProto {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/AMBlackListingRequestPBImpl.java

@@ -0,0 +1,104 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.yarn.api.records.impl.pb;
+
+import org.apache.hadoop.classification.InterfaceAudience.Private;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+import org.apache.hadoop.yarn.api.records.AMBlackListingRequest;
+import org.apache.hadoop.yarn.proto.YarnProtos.AMBlackListingRequestProto;
+import org.apache.hadoop.yarn.proto.YarnProtos.AMBlackListingRequestProtoOrBuilder;
+
+import com.google.protobuf.TextFormat;
+
+@Private
+@Unstable
+public class AMBlackListingRequestPBImpl extends AMBlackListingRequest {
+  AMBlackListingRequestProto proto = AMBlackListingRequestProto
+      .getDefaultInstance();
+  AMBlackListingRequestProto.Builder builder = null;
+  boolean viaProto = false;
+
+  public AMBlackListingRequestPBImpl() {
+    builder = AMBlackListingRequestProto.newBuilder();
+  }
+
+  public AMBlackListingRequestPBImpl(AMBlackListingRequestProto proto) {
+    this.proto = proto;
+    viaProto = true;
+  }
+
+  public AMBlackListingRequestProto getProto() {
+    proto = viaProto ? proto : builder.build();
+    viaProto = true;
+    return proto;
+  }
+
+  private void maybeInitBuilder() {
+    if (viaProto || builder == null) {
+      builder = AMBlackListingRequestProto.newBuilder(proto);
+    }
+    viaProto = false;
+  }
+
+  @Override
+  public boolean isAMBlackListingEnabled() {
+    AMBlackListingRequestProtoOrBuilder p = viaProto ? proto : builder;
+    return p.getBlacklistingEnabled();
+  }
+
+  @Override
+  public float getBlackListingDisableFailureThreshold() {
+    AMBlackListingRequestProtoOrBuilder p = viaProto ? proto : builder;
+    return p.getBlacklistingFailureThreshold();
+  }
+
+  @Override
+  public void setBlackListingEnabled(boolean isAMBlackListingEnabled) {
+    maybeInitBuilder();
+    builder.setBlacklistingEnabled(isAMBlackListingEnabled);
+  }
+
+  @Override
+  public void setBlackListingDisableFailureThreshold(
+      float disableFailureThreshold) {
+    maybeInitBuilder();
+    builder.setBlacklistingFailureThreshold(disableFailureThreshold);
+  }
+
+  @Override
+  public int hashCode() {
+    return getProto().hashCode();
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    if (other == null) {
+      return false;
+    }
+    if (other.getClass().isAssignableFrom(this.getClass())) {
+      return this.getProto().equals(this.getClass().cast(other).getProto());
+    }
+    return false;
+  }
+
+  @Override
+  public String toString() {
+    return TextFormat.shortDebugString(getProto());
+  }
+}

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ApplicationSubmissionContextPBImpl.java

@@ -24,6 +24,7 @@ import java.util.Set;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceStability.Unstable;
 import org.apache.hadoop.util.StringUtils;
+import org.apache.hadoop.yarn.api.records.AMBlackListingRequest;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
 import org.apache.hadoop.yarn.api.records.ContainerLaunchContext;
@@ -33,6 +34,7 @@ import org.apache.hadoop.yarn.api.records.ReservationId;
 import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.api.records.ResourceRequest;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
+import org.apache.hadoop.yarn.proto.YarnProtos.AMBlackListingRequestProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationIdProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationSubmissionContextProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationSubmissionContextProtoOrBuilder;
@@ -63,6 +65,7 @@ extends ApplicationSubmissionContext {
   private ResourceRequest amResourceRequest = null;
   private LogAggregationContext logAggregationContext = null;
   private ReservationId reservationId = null;
+  private AMBlackListingRequest amBlackListRequest = null;
 
   public ApplicationSubmissionContextPBImpl() {
     builder = ApplicationSubmissionContextProto.newBuilder();
@@ -131,6 +134,10 @@ extends ApplicationSubmissionContext {
     if (this.reservationId != null) {
       builder.setReservationId(convertToProtoFormat(this.reservationId));
     }
+    if (this.amBlackListRequest != null) {
+      builder.setAmBlacklistingRequest(
+          convertToProtoFormat(this.amBlackListRequest));
+    }
   }
 
   private void mergeLocalToProto() {
@@ -413,6 +420,29 @@ extends ApplicationSubmissionContext {
     return p.getKeepContainersAcrossApplicationAttempts();
   }
 
+  @Override
+  public AMBlackListingRequest getAMBlackListRequest() {
+    ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;
+    if (amBlackListRequest != null) {
+      return amBlackListRequest;
+    }
+    if (!p.hasAmBlacklistingRequest()) {
+      return null;
+    }
+    amBlackListRequest = convertFromProtoFormat(p.getAmBlacklistingRequest());
+    return amBlackListRequest;
+  }
+
+  @Override
+  public void setAMBlackListRequest(AMBlackListingRequest amBlackListRequest) {
+    maybeInitBuilder();
+    if (amBlackListRequest == null) {
+      builder.clearAmBlacklistingRequest();
+      return;
+    }
+    this.amBlackListRequest = amBlackListRequest;
+  }
+
   private PriorityPBImpl convertFromProtoFormat(PriorityProto p) {
     return new PriorityPBImpl(p);
   }
@@ -455,6 +485,16 @@ extends ApplicationSubmissionContext {
     return ((ResourcePBImpl)t).getProto();
   }
 
+  private AMBlackListingRequestPBImpl convertFromProtoFormat(
+      AMBlackListingRequestProto a) {
+    return new AMBlackListingRequestPBImpl(a);
+  }
+
+  private AMBlackListingRequestProto convertToProtoFormat(
+      AMBlackListingRequest a) {
+    return ((AMBlackListingRequestPBImpl) a).getProto();
+  }
+
   @Override
   public String getNodeLabelExpression() {
     ApplicationSubmissionContextProtoOrBuilder p = viaProto ? proto : builder;

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java

@@ -107,6 +107,7 @@ import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.IncreaseContainersReso
 import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.IncreaseContainersResourceResponsePBImpl;
 import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.SubmitApplicationRequestPBImpl;
 import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.SubmitApplicationResponsePBImpl;
+import org.apache.hadoop.yarn.api.records.AMBlackListingRequest;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptReport;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
@@ -148,6 +149,7 @@ import org.apache.hadoop.yarn.api.records.StrictPreemptionContract;
 import org.apache.hadoop.yarn.api.records.Token;
 import org.apache.hadoop.yarn.api.records.URL;
 import org.apache.hadoop.yarn.api.records.YarnClusterMetrics;
+import org.apache.hadoop.yarn.api.records.impl.pb.AMBlackListingRequestPBImpl;
 import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl;
 import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptReportPBImpl;
 import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationIdPBImpl;
@@ -181,6 +183,7 @@ import org.apache.hadoop.yarn.api.records.impl.pb.StrictPreemptionContractPBImpl
 import org.apache.hadoop.yarn.api.records.impl.pb.TokenPBImpl;
 import org.apache.hadoop.yarn.api.records.impl.pb.URLPBImpl;
 import org.apache.hadoop.yarn.api.records.impl.pb.YarnClusterMetricsPBImpl;
+import org.apache.hadoop.yarn.proto.YarnProtos.AMBlackListingRequestProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationAttemptIdProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationAttemptReportProto;
 import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationIdProto;
@@ -498,6 +501,7 @@ public class TestPBImplRecords {
     generateByNewInstance(ReservationRequests.class);
     generateByNewInstance(ReservationDefinition.class);
     generateByNewInstance(ResourceUtilization.class);
+    generateByNewInstance(AMBlackListingRequest.class);
   }
 
   private class GetSetPair {
@@ -1319,4 +1323,10 @@ public class TestPBImplRecords {
     validatePBImplRecord(CheckForDecommissioningNodesResponsePBImpl.class,
         CheckForDecommissioningNodesResponseProto.class);
   }
+
+  @Test
+  public void testAMBlackListingRequestPBImpl() throws Exception {
+    validatePBImplRecord(AMBlackListingRequestPBImpl.class,
+        AMBlackListingRequestProto.class);
+  }
 }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java

@@ -138,8 +138,8 @@ public class RMAppImpl implements RMApp, Recoverable {
   private final Set<String> applicationTags;
 
   private final long attemptFailuresValidityInterval;
-  private final boolean amBlacklistingEnabled;
-  private final float blacklistDisableThreshold;
+  private boolean amBlacklistingEnabled = false;
+  private float blacklistDisableThreshold;
 
   private Clock systemClock;
 
@@ -389,7 +389,9 @@ public class RMAppImpl implements RMApp, Recoverable {
                                                                  stateMachine;
 
   private static final int DUMMY_APPLICATION_ATTEMPT_NUMBER = -1;
-  
+  private static final float MINIMUM_THRESHOLD_VALUE = 0.0f;
+  private static final float MAXIMUM_THRESHOLD_VALUE = 1.0f;
+
   public RMAppImpl(ApplicationId applicationId, RMContext rmContext,
       Configuration config, String name, String user, String queue,
       ApplicationSubmissionContext submissionContext, YarnScheduler scheduler,
@@ -467,16 +469,43 @@ public class RMAppImpl implements RMApp, Recoverable {
         YarnConfiguration.RM_MAX_LOG_AGGREGATION_DIAGNOSTICS_IN_MEMORY,
         YarnConfiguration.DEFAULT_RM_MAX_LOG_AGGREGATION_DIAGNOSTICS_IN_MEMORY);
 
-    amBlacklistingEnabled = conf.getBoolean(
-        YarnConfiguration.AM_BLACKLISTING_ENABLED,
-        YarnConfiguration.DEFAULT_AM_BLACKLISTING_ENABLED);
-
-    if (amBlacklistingEnabled) {
-      blacklistDisableThreshold = conf.getFloat(
-          YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
-          YarnConfiguration.DEFAULT_AM_BLACKLISTING_DISABLE_THRESHOLD);
-    } else {
+    // amBlacklistingEnabled can be configured globally and by each
+    // application.
+    // Case 1: If AMBlackListRequest is available in submission context, we
+    // will consider only app level request (RM level configuration will be
+    // skipped).
+    // Case 2: AMBlackListRequest is available in submission context and
+    // amBlacklisting is disabled. In this case, AM blacklisting wont be
+    // enabled for this app even if this feature is enabled in RM level.
+    // Case 3: AMBlackListRequest is not available through submission context.
+    // RM level AM black listing configuration will be considered.
+    if (null != submissionContext.getAMBlackListRequest()) {
+      amBlacklistingEnabled = submissionContext.getAMBlackListRequest()
+          .isAMBlackListingEnabled();
       blacklistDisableThreshold = 0.0f;
+      if (amBlacklistingEnabled) {
+        blacklistDisableThreshold = submissionContext.getAMBlackListRequest()
+            .getBlackListingDisableFailureThreshold();
+
+        // Verify whether blacklistDisableThreshold is valid. And for invalid
+        // threshold, reset to global level blacklistDisableThreshold
+        // configured.
+        if (blacklistDisableThreshold < MINIMUM_THRESHOLD_VALUE
+            || blacklistDisableThreshold > MAXIMUM_THRESHOLD_VALUE) {
+          blacklistDisableThreshold = conf.getFloat(
+              YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
+              YarnConfiguration.DEFAULT_AM_BLACKLISTING_DISABLE_THRESHOLD);
+        }
+      }
+    } else {
+      amBlacklistingEnabled = conf.getBoolean(
+          YarnConfiguration.AM_BLACKLISTING_ENABLED,
+          YarnConfiguration.DEFAULT_AM_BLACKLISTING_ENABLED);
+      if (amBlacklistingEnabled) {
+        blacklistDisableThreshold = conf.getFloat(
+            YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
+            YarnConfiguration.DEFAULT_AM_BLACKLISTING_DISABLE_THRESHOLD);
+      }
     }
   }
 
@@ -1755,4 +1784,14 @@ public class RMAppImpl implements RMApp, Recoverable {
     rmContext.getRMApplicationHistoryWriter().applicationStarted(app);
     rmContext.getSystemMetricsPublisher().appCreated(app, startTime);
   }
+
+  @VisibleForTesting
+  public boolean isAmBlacklistingEnabled() {
+    return amBlacklistingEnabled;
+  }
+
+  @VisibleForTesting
+  public float getAmBlacklistingDisableThreshold() {
+    return blacklistDisableThreshold;
+  }
 }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java

@@ -42,6 +42,7 @@ import org.apache.hadoop.security.SecurityUtil;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
 import org.apache.hadoop.yarn.MockApps;
+import org.apache.hadoop.yarn.api.records.AMBlackListingRequest;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.api.records.ApplicationReport;
@@ -1027,6 +1028,63 @@ public class TestRMAppTransitions {
             + "/"));
   }
 
+  @Test
+  public void testAMBlackListConfigFromApp() {
+    // Scenario 1: Application enables AM blacklisting
+    float disableThreshold = 0.9f;
+    conf.setBoolean(YarnConfiguration.AM_BLACKLISTING_ENABLED, false);
+    ApplicationSubmissionContext submissionContext =
+        new ApplicationSubmissionContextPBImpl();
+    submissionContext.setAMBlackListRequest(AMBlackListingRequest.newInstance(
+        true, disableThreshold));
+    RMAppImpl application = (RMAppImpl) createNewTestApp(submissionContext);
+
+    Assert.assertTrue(application.isAmBlacklistingEnabled());
+    Assert.assertEquals(disableThreshold,
+        application.getAmBlacklistingDisableThreshold(), 1e-8);
+
+    // Scenario 2: Application disables AM blacklisting
+    float globalThreshold = 0.9f;
+    conf.setBoolean(YarnConfiguration.AM_BLACKLISTING_ENABLED, true);
+    conf.setFloat(YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
+        globalThreshold);
+    ApplicationSubmissionContext submissionContext2 =
+        new ApplicationSubmissionContextPBImpl();
+    submissionContext2.setAMBlackListRequest(AMBlackListingRequest.newInstance(
+        false, disableThreshold));
+    RMAppImpl application2 = (RMAppImpl) createNewTestApp(submissionContext2);
+
+    // Am blacklisting will be disabled eventhough its enabled in RM.
+    Assert.assertFalse(application2.isAmBlacklistingEnabled());
+
+    // Scenario 3: Application updates invalid AM threshold
+    float invalidDisableThreshold = -0.5f;
+    conf.setBoolean(YarnConfiguration.AM_BLACKLISTING_ENABLED, true);
+    conf.setFloat(YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
+        globalThreshold);
+    ApplicationSubmissionContext submissionContext3 =
+        new ApplicationSubmissionContextPBImpl();
+    submissionContext3.setAMBlackListRequest(AMBlackListingRequest.newInstance(
+        true, invalidDisableThreshold));
+    RMAppImpl application3 = (RMAppImpl) createNewTestApp(submissionContext3);
+
+    Assert.assertTrue(application3.isAmBlacklistingEnabled());
+    Assert.assertEquals(globalThreshold,
+        application3.getAmBlacklistingDisableThreshold(), 1e-8);
+
+    // Scenario 4: Empty AMBlackListingRequest in Submission Context
+    conf.setBoolean(YarnConfiguration.AM_BLACKLISTING_ENABLED, true);
+    conf.setFloat(YarnConfiguration.AM_BLACKLISTING_DISABLE_THRESHOLD,
+        globalThreshold);
+    ApplicationSubmissionContext submissionContext4 =
+        new ApplicationSubmissionContextPBImpl();
+    RMAppImpl application4 = (RMAppImpl) createNewTestApp(submissionContext4);
+
+    Assert.assertTrue(application4.isAmBlacklistingEnabled());
+    Assert.assertEquals(globalThreshold,
+        application4.getAmBlacklistingDisableThreshold(), 1e-8);
+  }
+
   private void verifyApplicationFinished(RMAppState state) {
     ArgumentCaptor<RMAppState> finalState =
         ArgumentCaptor.forClass(RMAppState.class);