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

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(cherry picked from commit e13b671aa510f553f4a6a232b4694b6a4cce88ae)

(cherry picked from commit 752caa95a40d899e1bf98bc907e91aec2bb57073)
(cherry picked from commit 13c4db632b0e7f19dcfa883c2492431c2c7d0799)
This commit is contained in:
Jason Lowe 2015-06-03 19:44:07 +00:00 committed by Vinod Kumar Vavilapalli
parent a2434dcf2a
commit 193d8d3667
2 changed files with 18 additions and 2 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -153,6 +153,9 @@ Release 2.6.1 - 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 2.6.0 - 2014-11-18
INCOMPATIBLE CHANGES

17
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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@ -37,6 +37,7 @@
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.ReflectionUtils;
import org.apache.hadoop.util.ShutdownHookManager;
import org.apache.hadoop.util.StringUtils;
@ -88,6 +89,7 @@ public class NodeManager extends CompositeService
private AtomicBoolean isStopping = new AtomicBoolean(false);
private boolean rmWorkPreservingRestartEnabled;
private boolean shouldExitOnShutdownEvent = false;
public NodeManager() {
super(NodeManager.class.getName());
@ -287,7 +289,16 @@ protected void shutDown() {
new Thread() {
@Override
public void run() {
NodeManager.this.stop();
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();
}
@ -463,7 +474,9 @@ private void initAndStartNodeManager(Configuration conf, boolean hasToReboot) {
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) {