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#
# MDEV-24670 avoid OOM by linux kernel co-operative memory management
#
set @save_dbug=@@debug_dbug;
set @save_limit=@@GLOBAL.innodb_limit_optimistic_insert_debug;
set GLOBAL innodb_max_purge_lag_wait=0;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
SET GLOBAL innodb_limit_optimistic_insert_debug=2;
SET STATEMENT unique_checks=0, foreign_key_checks=0 FOR
INSERT INTO t1 SELECT * FROM seq_1_to_1000;
SET GLOBAL innodb_limit_optimistic_insert_debug=@save_limit;
DROP TABLE t1;
SELECT CAST(VARIABLE_VALUE AS INTEGER) INTO @dirty_prev
FROM INFORMATION_SCHEMA.GLOBAL_STATUS
WHERE VARIABLE_NAME='Innodb_buffer_pool_pages_dirty';
set debug_dbug="d,trigger_garbage_collection";
SET GLOBAL innodb_buffer_pool_size=@@innodb_buffer_pool_size;
SELECT CAST(VARIABLE_VALUE AS INTEGER) < @dirty_prev AS LESS_DIRTY_IS_GOOD
FROM INFORMATION_SCHEMA.GLOBAL_STATUS
WHERE VARIABLE_NAME='Innodb_buffer_pool_pages_dirty';
LESS_DIRTY_IS_GOOD
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FOUND 1 /InnoDB: Memory pressure event freed.*/ in mysqld.1.err
set debug_dbug=@save_dbug;
# End of 10.11 tests
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