goiri commented on code in PR #6083:
URL: https://github.com/apache/hadoop/pull/6083#discussion_r1337823389
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-globalpolicygenerator/src/main/java/org/apache/hadoop/yarn/server/globalpolicygenerator/GlobalPolicyGenerator.java:
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@@ -214,6 +230,10 @@ protected void serviceStart() throws Exception {
@Override
protected void serviceStop() throws Exception {
+ if (this.registry != null) {
+ this.registry.stop();
Review Comment:
Set to null?
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