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  1. HBase
  2. HBASE-12133

Add FastLongHistogram for metric computation

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Details

    • New Feature
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • 0.98.8
    • 0.99.1, 1.3.0
    • metrics
    • Reviewed
    • Adds Histogram and AtomicLong Utils

    Description

      FastLongHistogram is a thread-safe class that estimate distribution of data and computes the quantiles. It's useful for computing aggregated metrics like P99/P95.

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          is required by

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15222 Use less contended classes for metrics

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

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              daviddengcn Yi Deng
              daviddengcn Yi Deng
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              Dates

                Created:
                Updated:
                Resolved: