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  1. Hadoop HDFS
  2. HDFS-15176

Enable GcTimePercentage Metric in NameNode's JvmMetrics.

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Details

    • Improvement
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • None
    • 3.3.0
    • None
    • None
    • Reviewed

    Description

      The GcTimePercentage(computed by GcTimeMonitor) could be used as a dimension to analyze the NameNode GC.  We should add a switch config to enable the GcTimePercentage metric in HDFS.

      Attachments

        1. HDFS-15176.006.patch
          11 kB
          Jinglun
        2. HDFS-15176.005.patch
          11 kB
          Jinglun
        3. HDFS-15176.004.patch
          12 kB
          Jinglun
        4. HDFS-15176.003.patch
          11 kB
          Jinglun
        5. HDFS-15176.002.patch
          11 kB
          Jinglun
        6. HDFS-15176.001.patch
          10 kB
          Jinglun

        Issue Links

          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HADOOP-14960 Add GC time percentage monitor/alerter

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              LiJinglun Jinglun
              LiJinglun Jinglun
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              Dates

                Created:
                Updated:
                Resolved: