[zeromq-dev] Libev integration problem: Stop receiving ZMQ_EVENTS events

[Pieter Hintjens]

Can you make a raw test case (ideally in c using the low level API or czmq)?
On Dec 10, 2012 8:37 AM, "CheYi Lin" <cheyi.lin at gmail.com> wrote:

> Hi,
>
> I'm doing some zmq ROUTER-to-ROUTER experiments in my distributed
> system prototype.
> (single threaded, libev event loop based application)
>
> Below is my test steps:
>
> 1. ROUTER A and B start, set unique identity, bind the address.
>
> (handshake)
> 2. A connect to B.
> 3. A send HELLO to B continuously.
> 4. B recv HELLO then send HELLO_ACK back to A.
> 5. A recv HELLO_ACK and stop sending HELLO, handshake finished.
>
> (start communication)
> 6. A and B send HEARTBEAT to each other every 0.5 seconds.
> 7. When HEARTBEAT received, A and B print "recv HEARTBEAT".
>
> After about 30 seconds, A stop printing "recv HEARTBEAT" but B
> continue printing "recv HEARTBEAT".
> And few seconds later I terminate B, suddenly A print lots of "recv
> HEARTBEAT".
>
> I notice that A stop being signaled from the ZMQ_FD (in gdb), so all
> HEARTBEAT from B was queued
> after A stop printing "recv HEARTBEAT".
>
> My zmq-event handler:
> http://pastebin.com/6JiSh46N
>
> Don't know why the handler stop receiving ZMQ_EVENTS events.
> Could someone please review my code and give me some suggestions?
>
> Sorry for my bad english.
>
>
> Regards,
> Cheyi
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