On 05.09.16 15:42, Maxim Sobolev wrote: > Suppose we have two threads in the system both bound to a same specific UDP > port, one using INADDR_ANY and another one using actual IP. When incoming > message arrives to that port is there any guarantee as to which of those > two threads going to see the message? The question has arisen from the > observation that most of the time the thread that is bound to a specific IP > gets them, but occasionally we see INADDR_ANY-bound thread receiving few > packets as well. So that behavior seems to be "almost deterministic" and we > are wondering where that "almost" part is expected or some kind of socket > matching bug?
Are your sockets connected? I.e. did you use connect+send? And do you receive unicast datagrams or some broadcast/multicast can appear? -- WBR, Andrey V. Elsukov
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