1SET @start_value = @@GLOBAL.innodb_cleaner_max_flush_time; 2SELECT @@GLOBAL.innodb_cleaner_max_flush_time; 3@@GLOBAL.innodb_cleaner_max_flush_time 41000 5SELECT @@SESSION.innodb_cleaner_max_flush_time; 6ERROR HY000: Variable 'innodb_cleaner_max_flush_time' is a GLOBAL variable 7SET GLOBAL innodb_cleaner_max_flush_time=0; 8SELECT @@GLOBAL.innodb_cleaner_max_flush_time; 9@@GLOBAL.innodb_cleaner_max_flush_time 100 11SET GLOBAL innodb_cleaner_max_flush_time=1000; 12SELECT @@GLOBAL.innodb_cleaner_max_flush_time; 13@@GLOBAL.innodb_cleaner_max_flush_time 141000 15SET GLOBAL innodb_cleaner_max_flush_time=4294967295; 16SELECT @@GLOBAL.innodb_cleaner_max_flush_time; 17@@GLOBAL.innodb_cleaner_max_flush_time 184294967295 19SET GLOBAL innodb_cleaner_max_flush_time=1.1; 20ERROR 42000: Incorrect argument type to variable 'innodb_cleaner_max_flush_time' 21SET GLOBAL innodb_cleaner_max_flush_time=1e1; 22ERROR 42000: Incorrect argument type to variable 'innodb_cleaner_max_flush_time' 23SET GLOBAL innodb_cleaner_max_flush_time='foo'; 24ERROR 42000: Incorrect argument type to variable 'innodb_cleaner_max_flush_time' 25SET GLOBAL innodb_cleaner_max_flush_time = @start_value; 26