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YARN-3585. NodeManager cannot exit on SHUTDOWN event triggered and NM recovery is enabled. Contributed by Rohith Sharmaks 

(cherry picked from commit e13b671aa5)
This commit is contained in:
Jason Lowe 2015-06-03 19:44:07 +00:00
parent aaa567514a
commit 752caa95a4
2 changed files with 18 additions and 2 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -571,6 +571,9 @@ Release 2.7.1 - UNRELEASED
YARN-3725. App submission via REST API is broken in secure mode due to
Timeline DT service address is empty. (Zhijie Shen via wangda)
YARN-3585. NodeManager cannot exit on SHUTDOWN event triggered and NM
recovery is enabled (Rohith Sharmaks via jlowe)
Release 2.7.0 - 2015-04-20
INCOMPATIBLE CHANGES

15
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
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@ -38,6 +38,7 @@ import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.service.CompositeService;
import org.apache.hadoop.util.ExitUtil;
import org.apache.hadoop.util.GenericOptionsParser;
import org.apache.hadoop.util.NodeHealthScriptRunner;
import org.apache.hadoop.util.ReflectionUtils;
@ -94,6 +95,7 @@ public class NodeManager extends CompositeService
private AtomicBoolean isStopping = new AtomicBoolean(false);
private boolean rmWorkPreservingRestartEnabled;
private boolean shouldExitOnShutdownEvent = false;
public NodeManager() {
super(NodeManager.class.getName());
@ -344,7 +346,16 @@ public class NodeManager extends CompositeService
new Thread() {
@Override
public void run() {
try {
NodeManager.this.stop();
} catch (Throwable t) {
LOG.error("Error while shutting down NodeManager", t);
} finally {
if (shouldExitOnShutdownEvent
&& !ShutdownHookManager.get().isShutdownInProgress()) {
ExitUtil.terminate(-1);
}
}
}
}.start();
}
@ -530,7 +541,9 @@ public class NodeManager extends CompositeService
nodeManagerShutdownHook = new CompositeServiceShutdownHook(this);
ShutdownHookManager.get().addShutdownHook(nodeManagerShutdownHook,
SHUTDOWN_HOOK_PRIORITY);
// System exit should be called only when NodeManager is instantiated from
// main() funtion
this.shouldExitOnShutdownEvent = true;
this.init(conf);
this.start();
} catch (Throwable t) {