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  1. Hadoop HDFS
  2. HDFS-3650

Use MutableQuantiles to provide latency histograms for various operations

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.0.0-alpha
    • Fix Version/s: 2.0.2-alpha
    • Component/s: None
    • Labels:
      None

      Description

      MutableQuantiles provide accurate estimation of various percentiles for a stream of data. Many existing metrics reported by a MutableRate would also benefit from having these percentiles; lets add MutableQuantiles where we think it'd be useful.

        Attachments

        1. hdfs-3650-1.patch
          30 kB
          Andrew Wang
        2. hdfs-3650-2.patch
          34 kB
          Andrew Wang
        3. hdfs-3650-3.patch
          34 kB
          Andrew Wang

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              • Assignee:
                andrew.wang Andrew Wang
                Reporter:
                andrew.wang Andrew Wang
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                Dates

                • Created:
                  Updated:
                  Resolved: