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YARN-9507. Fix NPE in NodeManager#serviceStop on startup failure. Contributed by Bilwa S T. 

(cherry picked from commit 4530f4500d)
This commit is contained in:
Weiwei Yang 2019-06-03 14:09:37 +08:00
parent 056bb773ce
commit e027c87da2
1 changed files with 5 additions and 3 deletions
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2
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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@ -526,10 +526,12 @@ public class NodeManager extends CompositeService
DefaultMetricsSystem.shutdown(); DefaultMetricsSystem.shutdown();
// Cleanup ResourcePluginManager // Cleanup ResourcePluginManager
if (null != context) {
ResourcePluginManager rpm = context.getResourcePluginManager(); ResourcePluginManager rpm = context.getResourcePluginManager();
if (rpm != null) { if (rpm != null) {
rpm.cleanup(); rpm.cleanup();
} }
}
} finally { } finally {
// YARN-3641: NM's services stop get failed shouldn't block the // YARN-3641: NM's services stop get failed shouldn't block the
// release of NMLevelDBStore. // release of NMLevelDBStore.