[jira] [Created] (HDFS-8911) NameNode Metric : Add WAL counters as a JMX metric

[Anu Engineer (JIRA)]

Anu Engineer created HDFS-8911:
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             Summary: NameNode Metric : Add WAL counters as a JMX metric
                 Key: HDFS-8911
                 URL: https://issues.apache.org/jira/browse/HDFS-8911
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: HDFS
    Affects Versions: 2.7.1
            Reporter: Anu Engineer
            Assignee: Anu Engineer


Today we log Write Ahead Log metrics in the log. This JIRA proposes to expose 
those metrics via JMX.



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