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  1. MariaDB Server
  2. MDEV-25073

INNODB_BUFFER_POOL_LOAD_PAGES_ABORT, INNODB_LRU_FLUSH_SIZE variables are not documented

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Trivial
    • Resolution: Fixed
    • 10.6, 10.3(EOL), 10.4(EOL), 10.5(EOL)
    • N/A
    • Documentation
    • None

    Description

      Search in the KB doesn't return anything for this variable:

      MariaDB [(none)]> select * from information_schema.system_variables where variable_name = 'INNODB_BUFFER_POOL_LOAD_PAGES_ABORT' \G
      *************************** 1. row ***************************
              VARIABLE_NAME: INNODB_BUFFER_POOL_LOAD_PAGES_ABORT
              SESSION_VALUE: NULL
               GLOBAL_VALUE: 9223372036854775807
        GLOBAL_VALUE_ORIGIN: COMPILE-TIME
              DEFAULT_VALUE: 9223372036854775807
             VARIABLE_SCOPE: GLOBAL
              VARIABLE_TYPE: BIGINT UNSIGNED
           VARIABLE_COMMENT: Number of pages during a buffer pool load to process before signaling innodb_buffer_pool_load_abort=1
          NUMERIC_MIN_VALUE: 1
          NUMERIC_MAX_VALUE: 9223372036854775807
         NUMERIC_BLOCK_SIZE: 0
            ENUM_VALUE_LIST: NULL
                  READ_ONLY: NO
      COMMAND_LINE_ARGUMENT: REQUIRED
          GLOBAL_VALUE_PATH: NULL
      1 row in set (0.003 sec)
      

      Present in 10.3-10.6.

      MariaDB [(none)]> select * from information_schema.system_variables where variable_name = 'INNODB_LRU_FLUSH_SIZE' \G
      *************************** 1. row ***************************
              VARIABLE_NAME: INNODB_LRU_FLUSH_SIZE
              SESSION_VALUE: NULL
               GLOBAL_VALUE: 32
        GLOBAL_VALUE_ORIGIN: COMPILE-TIME
              DEFAULT_VALUE: 32
             VARIABLE_SCOPE: GLOBAL
              VARIABLE_TYPE: BIGINT UNSIGNED
           VARIABLE_COMMENT: How many pages to flush on LRU eviction
          NUMERIC_MIN_VALUE: 1
          NUMERIC_MAX_VALUE: 18446744073709551615
         NUMERIC_BLOCK_SIZE: 0
            ENUM_VALUE_LIST: NULL
                  READ_ONLY: NO
      COMMAND_LINE_ARGUMENT: REQUIRED
          GLOBAL_VALUE_PATH: NULL
      1 row in set (0.003 sec)
      

      Present in 10.5, 10.6

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              greenman Ian Gilfillan
              elenst Elena Stepanova
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              Dates

                Created:
                Updated:
                Resolved:

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