socket problem

Jp Calderone exarkun at
Sat Jul 12 01:13:05 CEST 2003

On Sat, Jul 12, 2003 at 01:05:27AM +0200, Gordon Wetzstein wrote:
> Hello everyone,
> I have a problem with python sockets. I broadcast a lot of pickled objects
> with socket. sendto(...), that works. Ireceive them on the other site with
> socket.recvfrom(16384) The pickled objects are smaller (like 10000 bytes)
> than the max bytes.
> The problem appears if I send too many pickled objects very quickly one
> after another, then I only receive a part of the sent objects. I print
> them before I send them, they are there but they never reach the
> destination. When I do a time.sleep(0.1) (but not lesser than 0.1) after
> socket.send() all is good but it's too slow!
> Does anyone know what the problem is? And maybe a solution!

  UDP is an inherently unreliable protocol.  If you require reliable data
transmission, consider using TCP.



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