[zeromq-dev] Event zmq-signaler-port-sync leaking

[Felipe Farinon]

Any news on this issue?

Em 26/12/2012 10:38, Felipe Farinon escreveu:
> No, the C++ wrapper calls the ZMQ functions directly, no heap allocation
> involved. The Event handle's that are leaking are make_fdpair's fault.
>
> As you said you runned your C code with valgrind I assume that you have
> runned it in a Linux. The leak only reproduces on Windows, as the leaky
> piece of code is inside a Windows-only section.
>
> Seems that someone noted the leak too
> (http://lists.zeromq.org/pipermail/zeromq-dev/2012-December/019784.html).
>
> Em 22/12/2012 09:14, Pieter Hintjens escreveu:
>> When I run the same code in C, with valgrind, I don't see any memory
>> leaks. Does the C++ runtime not use the heap?
>>
>> #include <czmq.h>
>>
>> int main (void)
>> {
>>       zctx_t *ctx = zctx_new ();
>>       int i;
>>       for (i = 0; i < 1000; ++i) {
>>           void *front = zsocket_new (ctx, ZMQ_PAIR);
>>           void *back  = zsocket_new (ctx, ZMQ_PAIR);
>>           zsocket_bind (front, "inproc://test%d", i);
>>           zsocket_connect (back, "inproc://test%d", i);
>>       }
>>       zctx_destroy (&ctx);
>>       return 0;
>> }
>>
>> -Pieter
>>
>> On Thu, Dec 20, 2012 at 1:50 PM, Felipe Farinon
>> <felipe.farinon at powersyslab.com> wrote:
>>> I'm using version 3.2.2 of ZeroMQ, running on a Windows 7, compiled with
>>> a MSVC 10.
>>>
>>> The following piece of code reproduces the problem:
>>> http://pastebin.com/6p2sLaEM
>>>
>>> It seems that if we create lots of PAIR sockets in Windows, we get an
>>> event leak. The event leak is shown by this image, taken at the end of
>>> the loop execution:
>>> https://dl.dropbox.com/u/2612634/leak.png
>>>
>>> The error is in signaler.cpp method zmq::signaler_t::make_fdpair, which
>>> creates the events but never releases them.
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