Benoy Antony created HADOOP-10470:
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Summary: Change synchronization mechanism in ProxyUsers to
readwrite lock
Key: HADOOP-10470
URL: https://issues.apache.org/jira/browse/HADOOP-10470
Project: Hadoop Common
Issue Type: Sub-task
Components: security
Reporter: Benoy Antony
Assignee: Benoy Antony
Currently _ProxyUsers_ class achieve synchronization via _synchornized_.
Performance on _ProxyUsers.authorize_can be improved by replacing this with
read/write lock.
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