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  1. Hadoop HDFS
  2. HDFS-12198

Document missing namenode metrics that were added recently

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 3.0.0-alpha4
    • Fix Version/s: 2.9.0, 3.0.0-beta1
    • Component/s: documentation
    • Labels:
      None

      Description

      There are some namenode metrics added recently but haven't been documented in Metrics.md. Totally following metrics and related JIRAs:

      HDFS-12043:

        @Metric ("Number of successful re-replications")
         MutableCounterLong successfulReReplications;
         @Metric ("Number of times we failed to schedule a block re-replication.")
         MutableCounterLong numTimesReReplicationNotScheduled;
         @Metric("Number of timed out block re-replications")
        MutableCounterLong timeoutReReplications;
      

      HDFS-11907:

      @Metric("Resource check time") private MutableRate resourceCheckTime;
      private final MutableQuantiles[] resourceCheckTimeQuantiles;
       

      HADOOP-14502:

      @Metric("Number of blockReports from individual storages")
       final MutableRate storageBlockReport;
       final MutableQuantiles[] storageBlockReportQuantiles;
      

        Attachments

        1. HDFS-12198.001.patch
          3 kB
          Yiqun Lin
        2. HDFS-12198-branch-2.001.patch
          2 kB
          Yiqun Lin

          Activity

            People

            • Assignee:
              linyiqun Yiqun Lin
              Reporter:
              linyiqun Yiqun Lin
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              Dates

              • Created:
                Updated:
                Resolved: