[zeromq-dev] Memory Leak using 0MQ 3.0.2

[Benoit Laplante]

---------- Forwarded message ----------
From: Benoit Laplante <benoit.laplante at scigilian.com>
Date: Mon, Oct 31, 2011 at 4:28 PM
Subject: Re: [zeromq-dev] Memory Leak using 0MQ 3.0.2
To: Martin Sustrik <sustrik at 250bpm.com>


Yes it helps with my tests using DEALER <=> ROUTER pattern (broker) but it
crashes, on destruction, of my tests using the PUSH <=> PULL pattern (fan)
with this assert
*Bad address*
*rc == 0 (..\..\..\src\decoder.cpp:44)*
*
*
*stack:*
*
  libzmq.dll!zmq::decoder_t::~decoder_t()  Line 44 + 0x45 bytes C++
  libzmq.dll!zmq::zmq_engine_t::~zmq_engine_t()  Line 55 + 0x39 bytes C++
  libzmq.dll!zmq::zmq_engine_t::`scalar deleting destructor'()  + 0x2c bytes
C++
  libzmq.dll!zmq::zmq_engine_t::terminate()  Line 101 + 0x34 bytes C++
  libzmq.dll!zmq::session_t::~session_t()  Line 54 + 0x1e bytes C++
  libzmq.dll!zmq::connect_session_t::~connect_session_t()  Line 41 + 0x46
bytes C++
  libzmq.dll!zmq::connect_session_t::`scalar deleting destructor'()  + 0x2c
bytes C++
  libzmq.dll!zmq::own_t::process_destroy()  Line 217 + 0x30 bytes C++
  libzmq.dll!zmq::own_t::check_term_acks()  Line 213 C++
  libzmq.dll!zmq::own_t::process_term(int linger_)  Line 176 C++
  libzmq.dll!zmq::session_t::proceed_with_term()  Line 261 C++
  libzmq.dll!zmq::session_t::terminated(zmq::pipe_t * pipe_)  Line 131 C++
  libzmq.dll!zmq::pipe_t::process_pipe_term_ack()  Line 298 C++
  libzmq.dll!zmq::object_t::process_command(zmq::command_t & cmd_)  Line 109
C++
  libzmq.dll!zmq::io_thread_t::in_event()  Line 82 C++
  libzmq.dll!zmq::select_t::loop()  Line 191 C++
  libzmq.dll!zmq::select_t::worker_routine(void * arg_)  Line 205 C++
  libzmq.dll!thread_routine(void * arg_)  Line 33 C++
  msvcr100d.dll!_callthreadstartex()  Line 314 + 0x17 bytes C
  msvcr100d.dll!_threadstartex(void * ptd)  Line 297 C

*
*
*
I'm testing the same requests on two different types of server.

Benoit.
*
*
*
*

On Mon, Oct 31, 2011 at 3:46 PM, Martin Sustrik <sustrik at 250bpm.com> wrote:

> On 10/31/2011 04:21 PM, Benoit Laplante wrote:
>
>  I detected a small memory leak (76 bytes) when a socket identity is
>> greater than 29 chars on a DEALER socket.
>>
>
> Try adding following line at zmq_init.cpp:114:
>
>    msg_->close();
>
> Let me know whether it helps.
>
> Martin
>
>
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