Timeouts when publishing messages #111
Description
Customer reported frequent timeouts like the following
imeout: The read operation timed out
File "urllib3/connectionpool.py", line 387, in _make_request
six.raise_from(e, None)
File "<string>", line 2, in raise_from
File "urllib3/connectionpool.py", line 383, in _make_request
httplib_response = conn.getresponse()
File "raven/breadcrumbs.py", line 353, in getresponse
rv = real_getresponse(self, *args, **kwargs)
File "http/client.py", line 1197, in getresponse
response.begin()
File "http/client.py", line 297, in begin
version, status, reason = self._read_status()
File "http/client.py", line 258, in _read_status
line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
File "python3.5/socket.py", line 575, in readinto
return self._sock.recv_into(b)
File "urllib3/contrib/pyopenssl.py", line 294, in recv_into
raise timeout('The read operation timed out')
ReadTimeoutError: HTTPSConnectionPool(host='c.ably-realtime.com', port=443): Read timed out. (read timeout=10)
File "requests/adapters.py", line 440, in send
timeout=timeout
File "urllib3/connectionpool.py", line 639, in urlopen
_stacktrace=sys.exc_info()[2])
File "urllib3/util/retry.py", line 357, in increment
raise six.reraise(type(error), error, _stacktrace)
File "urllib3/packages/six.py", line 686, in reraise
raise value
File "urllib3/connectionpool.py", line 601, in urlopen
chunked=chunked)
File "urllib3/connectionpool.py", line 389, in _make_request
self._raise_timeout(err=e, url=url, timeout_value=read_timeout)
File "urllib3/connectionpool.py", line 309, in _raise_timeout
raise ReadTimeoutError(self, url, "Read timed out. (read timeout=%s)" % timeout_value)
ReadTimeout: HTTPSConnectionPool(host='c.ably-realtime.com', port=443): Read timed out. (read timeout=10)
File "ably/util/exceptions.py", line 77, in wrapper
return func(*args, **kwargs)
File "ably/rest/channel.py", line 118, in publish
timeout=timeout
File "ably/http/http.py", line 196, in post
skip_auth=skip_auth, timeout=timeout)
File "ably/http/http.py", line 31, in wrapper
return func(rest, *args, **kwargs)
File "ably/http/http.py", line 181, in make_request
raise e
File "ably/http/http.py", line 172, in make_request
http_request_timeout))
File "raven/breadcrumbs.py", line 304, in send
resp = real_send(self, request, *args, **kwargs)
File "requests/sessions.py", line 618, in send
r = adapter.send(request, **kwargs)
File "requests/adapters.py", line 521, in send
raise ReadTimeout(e, request=request)
Python: 3.5.2
Ably-python: 1.0.1
I have been able to reproduce the problem with this script