[jira] [Created] (HDFS-7257) Add the time of last HA state transition to NN's /jmx page

[Charles Lamb (JIRA)]

Charles Lamb created HDFS-7257:
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             Summary: Add the time of last HA state transition to NN's /jmx page
                 Key: HDFS-7257
                 URL: https://issues.apache.org/jira/browse/HDFS-7257
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: namenode
            Reporter: Charles Lamb
            Assignee: Charles Lamb
            Priority: Minor


It would be useful to some monitoring apps to expose the last HA transition 
time in the NN's /jmx page.



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