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  1. MariaDB Server
  2. MDEV-37924

I/O Performance 'Use all warehouses' results in 40% mutex contention

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Details

    • Q1/2026 Server Development

    Description

      TBD

      Attachments

        1. Drop_Percentage.png
          28 kB
          Rahul Raj
        4. 64G_use_all_warehouse.png
          64 kB
          Rahul Raj
        5. 128G_use_all_warehouse.png
          90 kB
          Rahul Raj
        6. MySQL_MariaDB_Graph.png
          46 kB
          Rahul Raj
        7. buf_pool_mutex.png
          55 kB
          Rahul Raj

        Issue Links

          relates to

          Task - A task that needs to be done. MDEV-30182 Optimize open_tables to take O(N) time

          • Major - Major loss of function.
          • Stalled

          Bug - A problem which impairs or prevents the functions of the product. MDEV-35155 Small innodb_log_file_size leads to excessive write amplification

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

          Bug - A problem which impairs or prevents the functions of the product. MDEV-37365 Crash when ALTER TABLE on parent runs concurrently with INSERT on child

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

          New Feature - A new feature of the product, which has yet to be developed. MDEV-5092 Implement UPDATE with result set (UPDATE ... RETURNING)

          • Major - Major loss of function.
          • Open

          Activity

            People

              marko Marko Mäkelä
              adamluciano Adam Luciano
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              Dates

                Created:
                Updated:

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