Any idea why this happens?
I let the app run on cloud foundry for a few days and this happens
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR Connection to broker lost, trying to re-establish connection...
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR Traceback (most recent call last):
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/mixins.py", line 199, in consume
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR conn.drain_events(timeout=safety_interval)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/connection.py", line 288, in drain_events
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return self.transport.drain_events(self.connection, **kwargs)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/transport/pyamqp.py", line 95, in drain_events
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return connection.drain_events(**kwargs)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/connection.py", line 303, in drain_events
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR chanmap, None, timeout=timeout,
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/connection.py", line 366, in _wait_multiple
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR channel, method_sig, args, content = read_timeout(timeout)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/connection.py", line 337, in read_timeout
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return self.method_reader.read_method()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/method_framing.py", line 189, in read_method
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR raise m
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/method_framing.py", line 107, in _next_method
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR frame_type, channel, payload = read_frame()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/transport.py", line 154, in read_frame
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR frame_header = read(7, True)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/transport.py", line 277, in _read
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR s = recv(n - len(rbuf))
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/greenio/base.py", line 360, in recv
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return self._recv_loop(self.fd.recv, b'', bufsize, flags)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/greenio/base.py", line 354, in _recv_loop
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR self._read_trampoline()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/greenio/base.py", line 325, in _read_trampoline
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR timeout_exc=socket_timeout('timed out'))
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/greenio/base.py", line 207, in _trampoline
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR mark_as_closed=self._mark_as_closed)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/hubs/__init__.py", line 163, in trampoline
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return hub.switch()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/eventlet/hubs/hub.py", line 295, in switch
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return self.greenlet.switch()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR socket.timeout: timed out
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR During handling of the above exception, another exception occurred:
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR Traceback (most recent call last):
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/mixins.py", line 177, in run
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR for _ in self.consume(limit=None): # pragma: no cover
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/mixins.py", line 201, in consume
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR conn.heartbeat_check()
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/connection.py", line 277, in heartbeat_check
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return self.transport.heartbeat_check(self.connection, rate=rate)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/kombu/transport/pyamqp.py", line 135, in heartbeat_check
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR return connection.heartbeat_tick(rate=rate)
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR File "/home/vcap/deps/0/conda/envs/dep_env/lib/python3.5/site-packages/amqp/connection.py", line 915, in heartbeat_tick
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR raise ConnectionForced('Too many heartbeats missed')
2018-08-12T09:25:04.25-0700 [APP/PROC/WEB/0] ERR amqp.exceptions.ConnectionForced: Too many heartbeats missed
2018-08-12T09:25:16.28-0700 [APP/PROC/WEB/0] ERR Error connecting to broker at amqp://G6VXlVHbjD4VB_Vk:ym1FDCGS7IiCfKG2@10.11.241.15:50164 (Socket closed).
2018-08-12T09:25:16.28-0700 [APP/PROC/WEB/0] ERR Retrying in 2.0 seconds.
2018-08-12T09:25:16.57-0700 [APP/PROC/WEB/0] ERR Retrying in 2.0 seconds.
2018-08-12T09:25:16.57-0700 [APP/PROC/WEB/0] ERR Error connecting to broker at amqp://G6VXlVHbjD4VB_Vk:ym1FDCGS7IiCfKG2@10.11.241.15:50164 (Socket closed).
2018-08-12T09:25:17.45-0700 [APP/PROC/WEB/0] ERR Error connecting to broker at amqp://G6VXlVHbjD4VB_Vk:ym1FDCGS7IiCfKG2@10.11.241.15:50164 (Socket closed).
2018-08-12T09:25:17.45-0700 [APP/PROC/WEB/0] ERR Retrying in 2.0 seconds.