Method: Cancels the current process.
Method: Concrete implementation of the base handler method.
Method: Handles the cron health-check.
Filter Hook: Filters whether a process instance should be marked as having exceeded the time limit or not.
Method: Schedules a cron-based health-check to restart the queue if stuck.
Filter Hook: Filters the number of minutes to schedule the cron health-check.
Filter Hook: Filters the duration of the lock acquired by a process instance.
Filter Hook: Filters whether the process did exceed the allowed memory limit or not.
Filter Hook: Filters the maximum time the process can operate before continuing in another request.
Method: Returns the queue action identifier.