xmlrpc: hostname nor servname provided ?

[Laszlo Nagy]

> I'm running a service on a machine. The service is written in Python 
> (of course) and it connects to an XMLRPC server periodically.
> It recreates the ServerProxy instance each time it needs to connect to 
> the RPC server.
>
> The server is created with this code:
>
> server = xmlrpclib.ServerProxy(local.SERVER_URL,allow_none=True)   # 
> local.SERVER_URL is something like 'https://myserver.com:3421'
>
>
> After running for a few hours, I always get this:
>
> 2006-07-25 16:33:26,431 ERROR .main Traceback (most recent call last):
>   File "/home/gandalf/AmazonOfferDownloader/AmazonOfferDownloader.py", 
> line 27, in run
>     logger.info("Connected to %s",server.serversignature())
>   File "/usr/local/lib/python2.4/xmlrpclib.py", line 1096, in __call__
>     return self.__send(self.__name, args)
>   File "/usr/local/lib/python2.4/xmlrpclib.py", line 1383, in __request
>     verbose=self.__verbose
>   File "/usr/local/lib/python2.4/xmlrpclib.py", line 1129, in request
>     self.send_content(h, request_body)
>   File "/usr/local/lib/python2.4/xmlrpclib.py", line 1243, in 
> send_content
>     connection.endheaders()
>   File "/usr/local/lib/python2.4/httplib.py", line 798, in endheaders
>     self._send_output()
>   File "/usr/local/lib/python2.4/httplib.py", line 679, in _send_output
>     self.send(msg)
>   File "/usr/local/lib/python2.4/httplib.py", line 646, in send
>     self.connect()
>   File "/usr/local/lib/python2.4/httplib.py", line 1072, in connect
>     sock.connect((self.host, self.port))
>   File "<string>", line 1, in connect
> gaierror: (8, 'hostname nor servname provided, or not known')
>
> This exception does not stop my server program and it keeps trying to 
> connect to the xmlrpc server, but it raises the same exception again 
> and again.
> However, if I restart the program then everything works. The XML RPC 
> server has a static IP address and it is never restarted/reconfigured.
> I cannot find the problem. Please help me.
>   
Do you have ANY ideas about what I should check? We have 5 clients for 
the RPC server and they need to be run continously. This is a big 
problem because after some hours they stop working.

  Laszlo