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YARN-8826. Fix lingering timeline collector after serviceStop in TimelineCollectorManager. Contributed by Prabha Manepalli. 

(cherry picked from commit 0b62983c5a)
This commit is contained in:
Rohith Sharma K S 2018-10-23 12:58:41 +05:30
parent 56a27284a7
commit dbf36dbb8d
1 changed files with 1 additions and 1 deletions
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2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/collector/TimelineCollectorManager.java
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@ -221,7 +221,7 @@ public class TimelineCollectorManager extends CompositeService {
@Override @Override
protected void serviceStop() throws Exception { protected void serviceStop() throws Exception {
if (collectors != null && collectors.size() > 1) { if (collectors != null && collectors.size() > 0) {
synchronized (collectors) { synchronized (collectors) {
for (TimelineCollector c : collectors.values()) { for (TimelineCollector c : collectors.values()) {
c.serviceStop(); c.serviceStop();