1select @@global.aria_force_start_after_recovery_failures; 2@@global.aria_force_start_after_recovery_failures 30 4select @@session.aria_force_start_after_recovery_failures; 5ERROR HY000: Variable 'aria_force_start_after_recovery_failures' is a GLOBAL variable 6show global variables like 'aria_force_start_after_recovery_failures'; 7Variable_name Value 8aria_force_start_after_recovery_failures 0 9show session variables like 'aria_force_start_after_recovery_failures'; 10Variable_name Value 11aria_force_start_after_recovery_failures 0 12select * from information_schema.global_variables where variable_name='aria_force_start_after_recovery_failures'; 13VARIABLE_NAME VARIABLE_VALUE 14ARIA_FORCE_START_AFTER_RECOVERY_FAILURES 0 15select * from information_schema.session_variables where variable_name='aria_force_start_after_recovery_failures'; 16VARIABLE_NAME VARIABLE_VALUE 17ARIA_FORCE_START_AFTER_RECOVERY_FAILURES 0 18set global aria_force_start_after_recovery_failures=1; 19ERROR HY000: Variable 'aria_force_start_after_recovery_failures' is a read only variable 20set session aria_force_start_after_recovery_failures=1; 21ERROR HY000: Variable 'aria_force_start_after_recovery_failures' is a read only variable 22