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Fix the metrics so they are usable for scaling the workers down and up. Switch all datetimes which touch the database from now to utcnow. Fix the worker Dockerfile.

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Jake Moshenko 2014-05-23 14:16:26 -04:00
parent f4c488f9b6
commit 0b6552d6cc
10 changed files with 137 additions and 75 deletions
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4
workers/worker.py
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@ -124,6 +124,9 @@ class Worker(object):
if not self._stop.is_set():
logger.debug('No more work.')
def update_queue_metrics(self):
self._queue.update_metrics()
def start(self, start_status_server_port=None):
if start_status_server_port is not None:
# Start a status server on a thread
@ -140,6 +143,7 @@ class Worker(object):
self._sched.start()
self._sched.add_interval_job(self.poll_queue, seconds=self._poll_period_seconds,
start_date=soon)
self._sched.add_interval_job(self.update_queue_metrics, seconds=60, start_date=soon)
self._sched.add_interval_job(self.watchdog, seconds=self._watchdog_period_seconds)
signal.signal(signal.SIGTERM, self.terminate)