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Posted to hdfs-dev@hadoop.apache.org by "Chris Nauroth (JIRA)" <ji...@apache.org> on 2013/12/07 07:28:35 UTC

[jira] [Created] (HDFS-5644) Reduce lock contention in libhdfs.

Chris Nauroth created HDFS-5644:
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             Summary: Reduce lock contention in libhdfs.
                 Key: HDFS-5644
                 URL: https://issues.apache.org/jira/browse/HDFS-5644
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: libhdfs
    Affects Versions: 2.2.0, 3.0.0
            Reporter: Chris Nauroth


libhdfs uses locking internally for coordinating access to shared hash tables and the JNI environment.  The scope of this issue is to improve performance of libhdfs by reducing lock contention.



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