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YARN-4424. Fix deadlock in RMAppImpl. (Jian he via wangda)

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This commit is contained in:
Wangda Tan 2015-12-08 14:25:16 -08:00
parent c4084d9bc3
commit 7e4715186d
2 changed files with 10 additions and 14 deletions
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2
hadoop-yarn-project/CHANGES.txt
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@ -2032,6 +2032,8 @@ Release 2.6.3 - UNRELEASED
YARN-4348. ZKRMStateStore.syncInternal shouldn't wait for sync completion for
avoiding blocking ZK's event thread. (ozawa)
YARN-4424. Fix deadlock in RMAppImpl. (Jian he via wangda)
Release 2.6.2 - 2015-10-28
INCOMPATIBLE CHANGES

8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java
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@ -490,8 +490,6 @@ public ApplicationSubmissionContext getApplicationSubmissionContext() {
@Override
public FinalApplicationStatus getFinalApplicationStatus() {
this.readLock.lock();
try {
// finish state is obtained based on the state machine's current state
// as a fall-back in case the application has not been unregistered
// ( or if the app never unregistered itself )
@ -500,11 +498,7 @@ public FinalApplicationStatus getFinalApplicationStatus() {
&& currentAttempt.getFinalApplicationStatus() != null) {
return currentAttempt.getFinalApplicationStatus();
}
return
createFinalApplicationStatus(this.stateMachine.getCurrentState());
} finally {
this.readLock.unlock();
}
return createFinalApplicationStatus(this.stateMachine.getCurrentState());
}
@Override