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new 4530f45 YARN-9507. Fix NPE in NodeManager#serviceStop on startup
failure. Contributed by Bilwa S T.
4530f45 is described below
commit 4530f4500d308c9cefbcc5990769c04bd061ad87
Author: Weiwei Yang <[email protected]>
AuthorDate: Mon Jun 3 14:09:37 2019 +0800
YARN-9507. Fix NPE in NodeManager#serviceStop on startup failure.
Contributed by Bilwa S T.
---
.../org/apache/hadoop/yarn/server/nodemanager/NodeManager.java | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
index 89e3b47..9eff3a9 100644
---
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
+++
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
@@ -526,9 +526,11 @@ public class NodeManager extends CompositeService
DefaultMetricsSystem.shutdown();
// Cleanup ResourcePluginManager
- ResourcePluginManager rpm = context.getResourcePluginManager();
- if (rpm != null) {
- rpm.cleanup();
+ if (null != context) {
+ ResourcePluginManager rpm = context.getResourcePluginManager();
+ if (rpm != null) {
+ rpm.cleanup();
+ }
}
} finally {
// YARN-3641: NM's services stop get failed shouldn't block the
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