t "waits" consumers:

mysql> CALL sys.ps_setup_enable_consumer(\'waits\');
+-----------------------+
| summary               |
+-----------------------+
| Enabled 3 consumers   |
+-----------------------+
1 row in set (0.00 sec)

Query OK, 0 rows affected (0.00 sec)
'
    SQL SECURITY INVOKER
    NOT DETERMINISTIC
    MODIFIES SQL DATA
BEGIN
    UPDATE performance_schema.setup_consumers
       SET enabled = 'YES'
     WHERE name LIKE CONCAT('%', consumer, '%');
    SELECT CONCAT('Enabled ', @rows := ROW_COUNT(), ' consumer', IF(@rows != 1, 's', '')) AS summary;
END