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  1. HBase
  2. HBASE-20188 Evaluate and address performance delta between branch-1 and branch-2
  3. HBASE-20390

IMC Default Parameters for 2.0.0

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    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
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      Changing in-memory compaction (IMC) defaults:
      (1) active segment is 1.4% of entire memstore (hbase.memstore.inmemoryflush.threshold.factor),
      (2) number of segments in compaction pipeline is 2 (hbase.hregion.compacting.pipeline.segments.limit)
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      Changing in-memory compaction (IMC) defaults: (1) active segment is 1.4% of entire memstore (hbase.memstore.inmemoryflush.threshold.factor), (2) number of segments in compaction pipeline is 2 (hbase.hregion.compacting.pipeline.segments.limit)

    Description

      Setting new default parameters for in-memory compaction based on performance tests done in HBASE-20188

      Attachments

        1. HBASE-20390-branch-2.0-01.patch
          2 kB
          Eshcar Hillel
        2. HBASE-20390-branch-2.0-01.patch
          2 kB
          Michael Stack
        3. HBASE-20390.branch-2.0.002.patch
          4 kB
          Eshcar Hillel
        4. hits.ihc.png
          32 kB
          Michael Stack
        5. HBase 2.0 performance evaluation - throughput SSD_HDD.pdf
          49 kB
          Eshcar Hillel
        6. HBASE-20390.branch-2.0.003.patch
          5 kB
          Eshcar Hillel

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            eshcar Eshcar Hillel
            eshcar Eshcar Hillel
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              Created:
              Updated:
              Resolved: