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  1. Cassandra
  2. CASSANDRA-10407

Benchmark and evaluate CASSANDRA-8894 improvements

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Details

    • Improvement
    • Status: Open
    • Normal
    • Resolution: Unresolved
    • 3.0.x
    • None
    • None

    Description

      The original ticket (CASSANDRA-8894) was committed to 3.0 alpha1 two months ago. We need to get proper performance tests before GA.

      See benedict's comment for more details.

      Attachments

        1. 3_0_head_mmap_wo_ra.nps
          142 kB
          Stefania Alborghetti
        2. 3_0_head_std_wo_ra.nps
          177 kB
          Stefania Alborghetti
        3. 8894_tiny.yaml
          0.5 kB
          Alan Boudreault
        4. allocateDirect.png
          84 kB
          Stefania Alborghetti
        5. flight-recordings.tar.gz
          6.23 MB
          Alan Boudreault
        6. reBufferStandardTime.png
          95 kB
          Stefania Alborghetti
        7. size.png
          92 kB
          Stefania Alborghetti
        8. test-with-8894-tiny.json
          1 kB
          Alan Boudreault
        9. test-without-8894-tiny.json
          1 kB
          Alan Boudreault

        Issue Links

          is related to

          Improvement - An improvement or enhancement to an existing feature or task. CASSANDRA-8894 Our default buffer size for (uncompressed) buffered reads should be smaller, and based on the expected record size

          • Normal -
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. CASSANDRA-10520 Compressed writer and reader should support non-compressed data.

          • Normal -
          • Resolved
          relates to

          Bug - A problem which impairs or prevents the functions of the product. CASSANDRA-10529 Channel.size() is costly, mutually exclusive, and on the critical path

          • Normal -
          • Resolved

          Activity

            People

              aboudreault Alan Boudreault
              aleksey Aleksey Yeschenko
              Alan Boudreault
              Alan Boudreault Alan Boudreault
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              Dates

                Created:
                Updated: