diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 738dea5320e..2001c5764d9 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -378,6 +378,9 @@ Release 2.8.0 - UNRELEASED
     MAPREDUCE-6376. Add avro binary support for jhist files (Ray Chiang via
     jlowe)
 
+    MAPREDUCE-6394. Speed up Task processing loop in HsTasksBlock#render()
+    (Ray Chiang via jlowe)
+
   BUG FIXES
 
     MAPREDUCE-6314. TestPipeApplication fails on trunk.
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskAttemptReport.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskAttemptReport.java
new file mode 100644
index 00000000000..cd7f7583b58
--- /dev/null
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskAttemptReport.java
@@ -0,0 +1,131 @@
+/**
+ * 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.mapreduce.v2.api.records;
+
+import org.apache.hadoop.mapreduce.TypeConverter;
+import org.apache.hadoop.mapreduce.v2.api.records.impl.pb.TaskAttemptReportPBImpl;
+import org.apache.hadoop.mapreduce.v2.app.MockJobs;
+import org.apache.hadoop.mapreduce.v2.proto.MRProtos;
+import org.apache.hadoop.yarn.util.Records;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertTrue;
+
+public class TestTaskAttemptReport {
+
+  @Test
+  public void testSetRawCounters() {
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+  }
+
+  @Test
+  public void testBuildImplicitRawCounters() {
+    TaskAttemptReportPBImpl report = new TaskAttemptReportPBImpl();
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    MRProtos.TaskAttemptReportProto protoVal = report.getProto();
+    Counters counters = report.getCounters();
+    assertTrue(protoVal.hasCounters());
+  }
+
+  @Test
+  public void testCountersOverRawCounters() {
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    Counters altCounters = TypeConverter.toYarn(rCounters);
+    report.setRawCounters(rCounters);
+    report.setCounters(altCounters);
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    assertNotEquals(rCounters, altCounters);
+    assertEquals(counters, altCounters);
+  }
+
+  @Test
+  public void testUninitializedCounters() {
+    // Create basic class
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    // Verify properties initialized to null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetRawCountersToNull() {
+    // Create basic class
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    // Set raw counters to null
+    report.setRawCounters(null);
+    // Verify properties still null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+
+  }
+
+  @Test
+  public void testSetCountersToNull() {
+    // Create basic class
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    // Set raw counters to null
+    report.setCounters(null);
+    // Verify properties still null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetNonNullCountersToNull() {
+    // Create basic class
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    // Set raw counters
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    // Verify getCounters converts properly from raw to real
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    // Clear counters to null and then verify
+    report.setCounters(null);
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetNonNullRawCountersToNull() {
+    // Create basic class
+    TaskAttemptReport report = Records.newRecord(TaskAttemptReport.class);
+    // Set raw counters
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    // Verify getCounters converts properly from raw to real
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    // Clear counters to null and then verify
+    report.setRawCounters(null);
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+}
+
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskReport.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskReport.java
new file mode 100644
index 00000000000..68016612695
--- /dev/null
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/api/records/TestTaskReport.java
@@ -0,0 +1,139 @@
+/**
+ * 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.mapreduce.v2.api.records;
+
+import org.apache.hadoop.mapreduce.TypeConverter;
+import org.apache.hadoop.mapreduce.v2.api.records.impl.pb.TaskReportPBImpl;
+import org.apache.hadoop.mapreduce.v2.app.MockJobs;
+import org.apache.hadoop.mapreduce.v2.proto.MRProtos;
+import org.apache.hadoop.yarn.util.Records;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertTrue;
+
+public class TestTaskReport {
+
+  @Test
+  public void testSetRawCounters() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    // Set raw counters
+    report.setRawCounters(rCounters);
+    // Verify getCounters converts properly from raw to real
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+  }
+
+  @Test
+  public void testBuildImplicitRawCounters() {
+    // Create basic class
+    TaskReportPBImpl report = new TaskReportPBImpl();
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    // Set raw counters
+    report.setRawCounters(rCounters);
+    // Verify getProto method implicitly converts/sets real counters
+    MRProtos.TaskReportProto protoVal = report.getProto();
+    assertTrue(protoVal.hasCounters());
+  }
+
+  @Test
+  public void testCountersOverRawCounters() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    Counters altCounters = TypeConverter.toYarn(rCounters);
+    // Set raw counters
+    report.setRawCounters(rCounters);
+    // Set real counters
+    report.setCounters(altCounters);
+    // Verify real counters has priority over raw
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    assertNotEquals(rCounters, altCounters);
+    assertEquals(counters, altCounters);
+  }
+
+  @Test
+  public void testUninitializedCounters() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    // Verify properties initialized to null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetRawCountersToNull() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    // Set raw counters to null
+    report.setRawCounters(null);
+    // Verify properties still null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+
+  }
+
+  @Test
+  public void testSetCountersToNull() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    // Set raw counters to null
+    report.setCounters(null);
+    // Verify properties still null
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetNonNullCountersToNull() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    // Set raw counters
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    // Verify getCounters converts properly from raw to real
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    // Clear counters to null and then verify
+    report.setCounters(null);
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+
+  @Test
+  public void testSetNonNullRawCountersToNull() {
+    // Create basic class
+    TaskReport report = Records.newRecord(TaskReport.class);
+    // Set raw counters
+    org.apache.hadoop.mapreduce.Counters rCounters = MockJobs.newCounters();
+    report.setRawCounters(rCounters);
+    // Verify getCounters converts properly from raw to real
+    Counters counters = report.getCounters();
+    assertNotEquals(null, counters);
+    // Clear counters to null and then verify
+    report.setRawCounters(null);
+    assertEquals(null, report.getCounters());
+    assertEquals(null, report.getRawCounters());
+  }
+}
\ No newline at end of file
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskAttemptReport.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskAttemptReport.java
index bc0a4c6b4f6..810887bf4df 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskAttemptReport.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskAttemptReport.java
@@ -31,6 +31,7 @@ public interface TaskAttemptReport {
   /** @return the sort/merge finish time. Applicable only for reduce attempts */
   public abstract long getSortFinishTime();
   public abstract Counters getCounters();
+  public abstract org.apache.hadoop.mapreduce.Counters getRawCounters();
   public abstract String getDiagnosticInfo();
   public abstract String getStateString();
   public abstract Phase getPhase();
@@ -45,6 +46,8 @@ public interface TaskAttemptReport {
   public abstract void setStartTime(long startTime);
   public abstract void setFinishTime(long finishTime);
   public abstract void setCounters(Counters counters);
+  public abstract void
+      setRawCounters(org.apache.hadoop.mapreduce.Counters rCounters);
   public abstract void setDiagnosticInfo(String diagnosticInfo);
   public abstract void setStateString(String stateString);
   public abstract void setPhase(Phase phase);
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskReport.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskReport.java
index 1444a53f3ee..b7300c6a5cd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskReport.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/TaskReport.java
@@ -28,6 +28,7 @@ public interface TaskReport {
   public abstract long getStartTime();
   public abstract long getFinishTime();
   public abstract Counters getCounters();
+  public abstract org.apache.hadoop.mapreduce.Counters getRawCounters();
   public abstract List<TaskAttemptId> getRunningAttemptsList();
   public abstract TaskAttemptId getRunningAttempt(int index);
   public abstract int getRunningAttemptsCount();
@@ -46,7 +47,9 @@ public interface TaskReport {
   public abstract void setStartTime(long startTime);
   public abstract void setFinishTime(long finishTime);
   public abstract void setCounters(Counters counters);
-  
+  public abstract void
+      setRawCounters(org.apache.hadoop.mapreduce.Counters rCounters);
+
   public abstract void addAllRunningAttempts(List<TaskAttemptId> taskAttempts);
   public abstract void addRunningAttempt(TaskAttemptId taskAttempt);
   public abstract void removeRunningAttempt(int index);
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskAttemptReportPBImpl.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskAttemptReportPBImpl.java
index 96be84a9faa..46775121f1a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskAttemptReportPBImpl.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskAttemptReportPBImpl.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.mapreduce.v2.api.records.impl.pb;
 
-
+import org.apache.hadoop.mapreduce.TypeConverter;
 import org.apache.hadoop.mapreduce.v2.api.records.Counters;
 import org.apache.hadoop.mapreduce.v2.api.records.Phase;
 import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
@@ -42,12 +42,12 @@ public class TaskAttemptReportPBImpl extends ProtoBase<TaskAttemptReportProto> i
   TaskAttemptReportProto proto = TaskAttemptReportProto.getDefaultInstance();
   TaskAttemptReportProto.Builder builder = null;
   boolean viaProto = false;
-  
+
   private TaskAttemptId taskAttemptId = null;
   private Counters counters = null;
+  private org.apache.hadoop.mapreduce.Counters rawCounters = null;
   private ContainerId containerId = null;
-  
-  
+
   public TaskAttemptReportPBImpl() {
     builder = TaskAttemptReportProto.newBuilder();
   }
@@ -68,6 +68,7 @@ public class TaskAttemptReportPBImpl extends ProtoBase<TaskAttemptReportProto> i
     if (this.taskAttemptId != null) {
       builder.setTaskAttemptId(convertToProtoFormat(this.taskAttemptId));
     }
+    convertRawCountersToCounters();
     if (this.counters != null) {
       builder.setCounters(convertToProtoFormat(this.counters));
     }
@@ -90,11 +91,12 @@ public class TaskAttemptReportPBImpl extends ProtoBase<TaskAttemptReportProto> i
     }
     viaProto = false;
   }
-    
-  
+
+
   @Override
   public Counters getCounters() {
     TaskAttemptReportProtoOrBuilder p = viaProto ? proto : builder;
+    convertRawCountersToCounters();
     if (this.counters != null) {
       return this.counters;
     }
@@ -108,10 +110,32 @@ public class TaskAttemptReportPBImpl extends ProtoBase<TaskAttemptReportProto> i
   @Override
   public void setCounters(Counters counters) {
     maybeInitBuilder();
-    if (counters == null) 
+    if (counters == null) {
       builder.clearCounters();
+    }
     this.counters = counters;
+    this.rawCounters = null;
   }
+
+  @Override
+  public org.apache.hadoop.mapreduce.Counters
+        getRawCounters() {
+    return this.rawCounters;
+  }
+
+  @Override
+  public void setRawCounters(org.apache.hadoop.mapreduce.Counters rCounters) {
+    setCounters(null);
+    this.rawCounters = rCounters;
+  }
+
+  private void convertRawCountersToCounters() {
+    if (this.counters == null && this.rawCounters != null) {
+      this.counters = TypeConverter.toYarn(rawCounters);
+      this.rawCounters = null;
+    }
+  }
+
   @Override
   public long getStartTime() {
     TaskAttemptReportProtoOrBuilder p = viaProto ? proto : builder;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskReportPBImpl.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskReportPBImpl.java
index ba1245c2e3d..638bb66efd2 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskReportPBImpl.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/api/records/impl/pb/TaskReportPBImpl.java
@@ -23,6 +23,7 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 
+import org.apache.hadoop.mapreduce.TypeConverter;
 import org.apache.hadoop.mapreduce.v2.api.records.Counters;
 import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
 import org.apache.hadoop.mapreduce.v2.api.records.TaskId;
@@ -37,21 +38,19 @@ import org.apache.hadoop.mapreduce.v2.proto.MRProtos.TaskStateProto;
 import org.apache.hadoop.mapreduce.v2.util.MRProtoUtils;
 import org.apache.hadoop.yarn.api.records.impl.pb.ProtoBase;
 
-
-    
 public class TaskReportPBImpl extends ProtoBase<TaskReportProto> implements TaskReport {
   TaskReportProto proto = TaskReportProto.getDefaultInstance();
   TaskReportProto.Builder builder = null;
   boolean viaProto = false;
-  
+
   private TaskId taskId = null;
   private Counters counters = null;
+  private org.apache.hadoop.mapreduce.Counters rawCounters = null;
   private List<TaskAttemptId> runningAttempts = null;
   private TaskAttemptId successfulAttemptId = null;
   private List<String> diagnostics = null;
   private String status;
-  
-  
+
   public TaskReportPBImpl() {
     builder = TaskReportProto.newBuilder();
   }
@@ -72,6 +71,7 @@ public class TaskReportPBImpl extends ProtoBase<TaskReportProto> implements Task
     if (this.taskId != null) {
       builder.setTaskId(convertToProtoFormat(this.taskId));
     }
+    convertRawCountersToCounters();
     if (this.counters != null) {
       builder.setCounters(convertToProtoFormat(this.counters));
     }
@@ -100,11 +100,11 @@ public class TaskReportPBImpl extends ProtoBase<TaskReportProto> implements Task
     }
     viaProto = false;
   }
-    
-  
+
   @Override
   public Counters getCounters() {
     TaskReportProtoOrBuilder p = viaProto ? proto : builder;
+    convertRawCountersToCounters();
     if (this.counters != null) {
       return this.counters;
     }
@@ -118,10 +118,32 @@ public class TaskReportPBImpl extends ProtoBase<TaskReportProto> implements Task
   @Override
   public void setCounters(Counters counters) {
     maybeInitBuilder();
-    if (counters == null) 
+    if (counters == null) {
       builder.clearCounters();
+    }
     this.counters = counters;
+    this.rawCounters = null;
   }
+
+  @Override
+  public org.apache.hadoop.mapreduce.Counters
+      getRawCounters() {
+    return this.rawCounters;
+  }
+
+  @Override
+  public void setRawCounters(org.apache.hadoop.mapreduce.Counters rCounters) {
+    setCounters(null);
+    this.rawCounters = rCounters;
+  }
+
+  private void convertRawCountersToCounters() {
+    if (this.counters == null && this.rawCounters != null) {
+      this.counters = TypeConverter.toYarn(rawCounters);
+      this.rawCounters = null;
+    }
+  }
+
   @Override
   public long getStartTime() {
     TaskReportProtoOrBuilder p = viaProto ? proto : builder;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTask.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTask.java
index 8469b27dd9d..81fddaf42c8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTask.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTask.java
@@ -135,7 +135,7 @@ public class CompletedTask implements Task {
     if (counters == null) {
       counters = EMPTY_COUNTERS;
     }
-    report.setCounters(TypeConverter.toYarn(counters));
+    report.setRawCounters(counters);
     if (successfulAttempt != null) {
       report.setSuccessfulAttempt(successfulAttempt);
     }
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTaskAttempt.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTaskAttempt.java
index 0aa2e0bece4..c87d82b856d 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTaskAttempt.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedTaskAttempt.java
@@ -170,7 +170,7 @@ public class CompletedTaskAttempt implements TaskAttempt {
     }
     // report.setPhase(attemptInfo.get); //TODO
     report.setStateString(attemptInfo.getState());
-    report.setCounters(TypeConverter.toYarn(getCounters()));
+    report.setRawCounters(getCounters());
     report.setContainerId(attemptInfo.getContainerId());
     if (attemptInfo.getHostname() == null) {
       report.setNodeManagerHost("UNKNOWN");