(PECL gearman >= 0.5.0)
GearmanClient::addTaskLowBackground — Add a low priority background task to be run in parallel
Adds a low priority background task to be run in parallel with other tasks. Call this method for all the tasks to be run in parallel, then call GearmanClient::runTasks to perform the work. Tasks with a low priority will be selected from the queue after those of normal or high priority.
A registered function the worker is to execute
Serialized data to be processed
Application context to associate with a task
A unique ID used to identify a particular task
A GearmanTask object or FALSE if the task could not be added.