<html><head></head><body bgcolor="#FFFFFF"><div>This sounds a lot like the physical network connection has been severed, but the client isn't noticing for a very long time. What os are you using? Have you considered turning on heartbeats in your clients, be expedite detection of connection failures?</div><div><br></div><div>Cheers,</div><div>Tim</div><div><br>On 20 May 2013, at 16:26, Michael Journo <<a href="mailto:gobadiah@gmail.com">gobadiah@gmail.com</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><div dir="ltr">
<p class="">Hello,</p>
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<p class="">I've came across a problem, but unfortunately I have very little information about it.</p>
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<p class="">I use rabbitmq 2.8.4, along with clients such as pika (python side) and SimpleAmqpClient (c++ side). This issue was experienced in both those clients.</p>
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<p class="">What happened is simply that DeclareQueue or queue_declare wouldn't return at all (I mean being blocked for <b>days</b>). </p>
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<p class="">When the incident started, I get a lot of </p>
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<p class="">=WARNING REPORT==== 18-May-2013::03:09:18 ===</p>
<p class="">closing AMQP connection <0.3256.1697> (<a href="http://127.0.0.1:46099">127.0.0.1:46099</a> -> <a href="http://127.0.0.1:5672">127.0.0.1:5672</a>):</p>
<p class="">connection_closed_abruptly</p>
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<p class="">in the rabbitmq log, but nothing more.</p>
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<p class="">I fixed this by … restarting rabbitmq, but I'm kind of worry because I don't know how to detect this problem again (building a timeout mechanism on top of the clients is just not ok).</p>
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<p class="">If anyone has any idea about what could cause this, it would be greatly appreciated.</p><div><br></div>-- <br>michael
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