slfan1989 commented on code in PR #6732:
URL: https://github.com/apache/hadoop/pull/6732#discussion_r1575454919
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractParentQueue.java:
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@@ -1347,6 +1348,18 @@ public List<CSQueue> getChildQueues() {
}
+ @Override
+ public List<CSQueue> getChildQueuesByTryLock() {
+ try {
+ while (!readLock.tryLock()){
+ LockSupport.parkNanos(10000);
Review Comment:
I have no other comments. we need to fix checkstyle, then we can merge this
pr.
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