def __init__(self, id, root_task, job_dir, state, job_pool, job_options):
self.id = id
self.root_task = root_task
self.job_dir = job_dir
self.job_pool = job_pool
self.history = []
self.state = state
self.runnable_queue = Queue.Queue()
self.global_queues = {}
self.result_ref = None
self.task_journal_fp = None
self.job_options = job_options
self._lock = Lock()
self._condition = Condition(self._lock)
# Counters for each task state.
self.task_state_counts = {}
for state in TASK_STATES.values():
self.task_state_counts[state] = 0
self.all_tasks = RunningAverage()
self.all_tasks_by_type = {}
try:
self.scheduling_policy = get_scheduling_policy(
self.job_options['scheduler'])
except KeyError:
self.scheduling_policy = LocalitySchedulingPolicy()
self.task_graph = JobTaskGraph(self, self.runnable_queue)
self.workers = {}
self.job_pool.worker_pool.notify_job_about_current_workers(self)
