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  1. MariaDB Server
  2. MDEV-36931

performance regression in TPROC-C workload in 10.6.17

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    • Q3/2025 Maintenance

    Description

      Apparently caused by d34479dc664d
      See linked issues.

      Attachments

        1. offcpu-82e8633420b.svg
          141 kB
          Vladislav Lesin
        2. perf-82e8633420b.svg
          944 kB
          Vladislav Lesin
        3. offcpu-MDEV-33053-MDEV-33508.svg
          149 kB
          Vladislav Lesin
        4. perf-MDEV-33053-MDEV-33508.svg
          985 kB
          Vladislav Lesin
        5. diff-offcpu-direct.svg
          158 kB
          Vladislav Lesin
        6. diff-offcpu-reverse.svg
          145 kB
          Vladislav Lesin
        7. diff-perf-direct.svg
          1.00 MB
          Vladislav Lesin
        8. diff-perf-reverse.svg
          979 kB
          Vladislav Lesin
        9. BP-9G-REDO-4.5G-CAP-200-MAX_CAP-2000-VU-96-TIME-20M.png
          509 kB
          Vladislav Lesin
        10. BP-9G-REDO-4.5G-CAP-20000-MAX_CAP-200000-VU-96-TIME-20M.png
          532 kB
          Vladislav Lesin
        11. plot_graphs.tar.bz2
          3 kB
          Vladislav Lesin
        12. Performance_NOPM_all_combined.png
          36 kB
          Rahul Raj
        13. tcount_purge_changes.png
          27 kB
          Rahul Raj
        14. tcount_all_combined.png
          27 kB
          Rahul Raj
        15. History_List_length_purge_changes.png
          32 kB
          Rahul Raj
        16. buffer_pool_dirty_pages_purge_changes.png
          30 kB
          Rahul Raj
        17. History_List_length_all_combined.png
          26 kB
          Rahul Raj
        18. buffer_pool_dirty_pages_all_combined.png
          28 kB
          Rahul Raj

        Issue Links

          blocks

          Bug - A problem which impairs or prevents the functions of the product. MDEV-33966 sysbench performance regression with concurrent workloads

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

          Bug - A problem which impairs or prevents the functions of the product. MDEV-35155 Performance degradation and unstable observed on 10.6.19

          • Critical - Crashes, loss of data, severe memory leak.
          • Confirmed
          is blocked by

          Bug - A problem which impairs or prevents the functions of the product. MDEV-16168 Performance regression on sysbench write benchmarks from 10.2 to 10.3

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed
          is caused by

          Bug - A problem which impairs or prevents the functions of the product. MDEV-33053 InnoDB LRU flushing does not run before running out of buffer pool

          • Major - Major loss of function.
          • Closed

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            People

              vlad.lesin Vladislav Lesin
              serg Sergei Golubchik
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              Dates

                Created:
                Updated:

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