Heroku：RabbitMQ Bigwig 连接每 3 分钟重置一次

Question

我正在尝试在 Heroku 上运行一个后台 celery 代理，作为 Django webapp 的一部分。

在使用 RabbitMQ Bigwig（免费层）在 Heroku 上运行时，系统地每 3 分钟我会收到以下连接重置：

2016-11-23T12:31:04.416209+00:00 app[worker.1]: [2016-11-23 12:31:04,415:    WARNING/MainProcess] consumer: Connection to broker lost. Trying to re-establish the connection...
2016-11-23T12:31:04.416224+00:00 app[worker.1]: Traceback (most recent call last):
2016-11-23T12:31:04.416225+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/celery/worker/consumer.py", line 280, in start
2016-11-23T12:31:04.416227+00:00 app[worker.1]:     blueprint.start(self)
2016-11-23T12:31:04.416228+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/celery/bootsteps.py", line 123, in start
2016-11-23T12:31:04.416228+00:00 app[worker.1]:     step.start(parent)
2016-11-23T12:31:04.416229+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/celery/worker/consumer.py", line 884, in start
2016-11-23T12:31:04.416230+00:00 app[worker.1]:     c.loop(*c.loop_args())
2016-11-23T12:31:04.416230+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/celery/worker/loops.py", line 76, in asynloop
2016-11-23T12:31:04.416232+00:00 app[worker.1]:     next(loop)
2016-11-23T12:31:04.416233+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/kombu/async/hub.py", line 279, in create_loop
2016-11-23T12:31:04.416234+00:00 app[worker.1]:     item()
2016-11-23T12:31:04.416235+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/utils.py", line 42, in __call__
2016-11-23T12:31:04.416236+00:00 app[worker.1]:     self.set_error_state(exc)
2016-11-23T12:31:04.416236+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/utils.py", line 39, in __call__
2016-11-23T12:31:04.416238+00:00 app[worker.1]:     **dict(self.kwargs, **kwargs) if self.kwargs else kwargs
2016-11-23T12:31:04.416239+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/kombu/connection.py", line 288, in drain_events
2016-11-23T12:31:04.416240+00:00 app[worker.1]:     return self.transport.drain_events(self.connection, **kwargs)
2016-11-23T12:31:04.416241+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/kombu/transport/pyamqp.py", line 95, in drain_events
2016-11-23T12:31:04.416242+00:00 app[worker.1]:     return connection.drain_events(**kwargs)
2016-11-23T12:31:04.416242+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/connection.py", line 303, in drain_events
2016-11-23T12:31:04.416243+00:00 app[worker.1]:     chanmap, None, timeout=timeout,
2016-11-23T12:31:04.416244+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/connection.py", line 366, in _wait_multiple
2016-11-23T12:31:04.416244+00:00 app[worker.1]:     channel, method_sig, args, content = read_timeout(timeout)
2016-11-23T12:31:04.416245+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/connection.py", line 330, in read_timeout
2016-11-23T12:31:04.416245+00:00 app[worker.1]:     return self.method_reader.read_method()
2016-11-23T12:31:04.416246+00:00 app[worker.1]:   File "/app/.heroku/python/lib/python2.7/site-packages/amqp/method_framing.py", line 189, in read_method
2016-11-23T12:31:04.416247+00:00 app[worker.1]:     raise m
2016-11-23T12:31:04.416247+00:00 app[worker.1]: error: [Errno 104] Connection reset by peer
2016-11-23T12:31:04.566069+00:00 app[worker.1]: [2016-11-23 12:31:04,565: INFO/MainProcess] Connected to amqp://my-broker    2016-11-23T12:31:04.611051+00:00 app[worker.1]: [2016-11-23 12:31:04,610: INFO/MainProcess] mingle: searching for neighbors
2016-11-23T12:31:05.714323+00:00 app[worker.1]: [2016-11-23 12:31:05,714: INFO/MainProcess] mingle: all alone

系统每三分钟就强制断开我的代理。我正在使用免费的测功机，所以这可能会产生影响。

有其他人遇到过这个问题并且可以帮助我阻止这种行为吗？

谢谢。

Answer 1

我通过禁用 BROKER_HEARTBEAT 来修复它。