Xuesen Liang created HADOOP-17751:
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Summary: Reduce lock contention in
org.apache.hadoop.conf.Configuration
Key: HADOOP-17751
URL: https://issues.apache.org/jira/browse/HADOOP-17751
Project: Hadoop Common
Issue Type: Improvement
Components: common
Reporter: Xuesen Liang
There are many locks in class *Configuration.*
These locks are bad for performance.
Some locks can be removed.
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