I am running RabbitMQ 2.20 on Debian Lenny (2.6.26).<div>There was no changes in the code using RabbitMQ, only the usage rate increased by 20%.</div><div><br></div><div>-Abhishek Kona<br><br><div class="gmail_quote">On Wed, Aug 3, 2011 at 12:39 PM, Allan Kamau <span dir="ltr"><<a href="mailto:kamauallan@gmail.com">kamauallan@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div></div><div class="h5">On Tue, Aug 2, 2011 at 5:00 PM, Abhishek K <<a href="mailto:abhishek.kona@gmail.com">abhishek.kona@gmail.com</a>> wrote:<br>
> Hi,<br>
> We have been running a single RabbitMQ instance for 6 months now (RabbitMQ<br>
> 2.2).<br>
> Off late we observed RabbitMQ was consuming 11G of Memory when the entire<br>
> queue-size was about 7MB.<br>
> We decided to do a restart of RabbitMQ (thinking this was a memory leak).<br>
> On doing a restart of the APP we kept getting restart TIME-OUT without any<br>
> messages in the startup_{err,log).<br>
> We kept on retrying the restart and after 10minutes RabbitMQ restarted on<br>
> its own, without any message or log of what went wrong.<br>
> What was an expected down time of <1min ended up being a down time of 10<br>
> min.<br>
> Also it forced our team to frantically set up RabbittMQ on a new machine<br>
> with all the queues and Exchanges (the original Rabbit came back up in the<br>
> meanwhile).<br>
> We are trying to analyze why this happened to us. Specifically answer the<br>
> following questions<br>
><br>
> Why was rabbitmq consuming high amounts of memory? Was it a memory leak? Is<br>
> the memory leak fixed in the later version.<br>
> Why did rabbitMQ not restart immediately? Why was no message present in the<br>
> log.<br>
> In situations like these how do we start a new rabbitmq instance<br>
> automatically with all the queues and preferably data.<br>
> How do we upgrade to latest Rabbit without any data loss?<br>
><br>
> Any opinions and thoughts on this are welcome.<br>
> -Abhishek Kona<br>
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><br>
><br>
<br>
You may want to include specify the OS and version you are running and<br>
perhaps detail changes you may have made recently that may shed some<br>
light to the cause of behaviour you are observing.<br>
<br>
Allan.<br>
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</blockquote></div><br></div>