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YARN-9765. SLS runner crashes when run with metrics turned off. Contributed by Abhishek Modi. 

(cherry picked from commit 10ec31d20e)
This commit is contained in:
bibinchundatt 2019-08-21 13:48:21 +05:30
parent 03c62c7989
commit 69255fa1b9
1 changed files with 5 additions and 1 deletions
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6
hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
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@ -82,6 +82,7 @@ import org.apache.hadoop.yarn.sls.conf.SLSConfiguration;
import org.apache.hadoop.yarn.sls.nodemanager.NMSimulator;
import org.apache.hadoop.yarn.sls.resourcemanager.MockAMLauncher;
import org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler;
import org.apache.hadoop.yarn.sls.scheduler.SchedulerMetrics;
import org.apache.hadoop.yarn.sls.scheduler.TaskRunner;
import org.apache.hadoop.yarn.sls.scheduler.SLSFairScheduler;
import org.apache.hadoop.yarn.sls.scheduler.ContainerSimulator;
@ -768,7 +769,10 @@ public class SLSRunner extends Configured implements Tool {
}
queueAppNumMap.put(queueName, appNum);
wrapper.getSchedulerMetrics().trackQueue(queueName);
SchedulerMetrics metrics = wrapper.getSchedulerMetrics();
if (metrics != null) {
metrics.trackQueue(queueName);
}
}
private void runNewAM(String jobType, String user,