1SELECT @@global.innodb_buffer_pool_dump_now; 2@@global.innodb_buffer_pool_dump_now 30 4SELECT variable_value INTO @old_dump_status FROM information_schema.global_status 5WHERE LOWER(variable_name) = 'innodb_buffer_pool_dump_status'; 6SET GLOBAL innodb_buffer_pool_dump_now = ON; 7SELECT @@global.innodb_buffer_pool_dump_now; 8@@global.innodb_buffer_pool_dump_now 90 10