Ahmed Hussein created YARN-9805:
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Summary: Fine-grained SchedulerNode synchronization
Key: YARN-9805
URL: https://issues.apache.org/jira/browse/YARN-9805
Project: Hadoop YARN
Issue Type: Improvement
Reporter: Ahmed Hussein
Assignee: Ahmed Hussein
Yarn schedulerNode and RMNode are using synchronized methods on reading and
updating the resources.
Instead, use read-write reentrant locks to provide fine-grained locking and to
avoid blocking concurrent reads.
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