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  1. HBase
  2. HBASE-3149

Make flush decisions per column family

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Details

    • Improvement
    • Status: Closed
    • Critical
    • Resolution: Fixed
    • None
    • 0.89-fb
    • regionserver
    • None

    Description

      Today, the flush decision is made using the aggregate size of all column families. When large and small column families co-exist, this causes many small flushes of the smaller CF. We need to make per-CF flush decisions.

      Attachments

        1. 3149-trunk-v1.txt
          89 kB
          Ted Yu
        2. Per-CF-Memstore-Flush.diff
          79 kB
          Gaurav Menghani

        Issue Links

        is blocked by

        Bug - A problem which impairs or prevents the functions of the product. HBASE-2856 TestAcidGuarantee broken on trunk

        • Blocker - Blocks development and/or testing work, production could not run
        • Closed
        is duplicated by

        Improvement - An improvement or enhancement to an existing feature or task. HBASE-3450 Per-CF Flushes

        • Minor - Minor loss of function, or other problem where easy workaround is present.
        • Closed
        is related to

        Improvement - An improvement or enhancement to an existing feature or task. HBASE-10201 Port 'Make flush decisions per column family' to trunk

        • Major - Major loss of function.
        • Closed

        Task - A task that needs to be done. HBASE-5461 Set hbase.hstore.compaction.min.size way down to 4MB

        • Critical - Crashes, loss of data, severe memory leak.
        • Closed
        relates to

        New Feature - A new feature of the product, which has yet to be developed. HBASE-13408 HBase In-Memory Memstore Compaction

        • Major - Major loss of function.
        • Closed

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          People

            gaurav.menghani Gaurav Menghani
            karthik.ranga Karthik Ranganathan
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            Dates

              Created:
              Updated:
              Resolved:

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