diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/metrics/TestNodeManagerMetrics.java hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/metrics/TestNodeManagerMetrics.java index d2a0691..4dc4648 100644 --- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/metrics/TestNodeManagerMetrics.java +++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/metrics/TestNodeManagerMetrics.java @@ -17,17 +17,20 @@ */ package org.apache.hadoop.yarn.server.nodemanager.metrics; +import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem; import org.apache.hadoop.metrics2.MetricsRecordBuilder; import static org.apache.hadoop.test.MetricsAsserts.*; import org.apache.hadoop.yarn.api.records.Resource; import org.apache.hadoop.yarn.util.Records; +import org.junit.Assert; import org.junit.Test; public class TestNodeManagerMetrics { static final int GiB = 1024; // MiB @Test public void testNames() { + DefaultMetricsSystem.initialize("NodeManager"); NodeManagerMetrics metrics = NodeManagerMetrics.create(); Resource total = Records.newRecord(Resource.class); total.setMemory(8*GiB); @@ -61,7 +64,10 @@ metrics.initingContainer(); metrics.runningContainer(); + + Assert.assertTrue(!metrics.containerLaunchDuration.changed()); metrics.addContainerLaunchDuration(1); + Assert.assertTrue(metrics.containerLaunchDuration.changed()); // availableGB is expected to be floored, // while allocatedGB is expected to be ceiled.