SELECT @@GLOBAL.innodb_numa_interleave; @@GLOBAL.innodb_numa_interleave 1 SET @@GLOBAL.innodb_numa_interleave=off; ERROR HY000: Variable 'innodb_numa_interleave' is a read only variable SELECT @@GLOBAL.innodb_use_native_aio; @@GLOBAL.innodb_use_native_aio 0 SELECT @@SESSION.innodb_use_native_aio; ERROR HY000: Variable 'innodb_use_native_aio' is a GLOBAL variable