(PECL gearman >= 0.5.0)
GearmanClient::doLow — Run a single low priority task
$function_name
   , string $workload
   [, string $unique
  ] )Runs a single low priority task and returns a string representation of the result. It is up to the GearmanClient and GearmanWorker to agree on the format of the result. Normal and high priority tasks will get precedence over low priority tasks in the job queue.
function_nameLa funzione che il worker deve eseguire
workloadI dati serializzati da processare
uniqueUn ID unico che identifica un particolare task
A string representing the results of running a task.