[rabbitmq-discuss] RabbitMQ Client 2.7.1 Memory Leak?

Sat Jul 14 17:26:31 BST 2012

Hi, Vijay:

You may want to upgrade from 2.7.1.  The 2.7.1 Java client had a known and
now fixed memory leak that might account for what you're seeing:

https://bugzilla.rabbitmq.com/show_bug.cgi?id=24723

Best regards,
Jerry

On Sat, Jul 14, 2012 at 7:35 AM, Vijay Lakshmi <vijjivinay at gmail.com> wrote:

> Hi,
>
> We are using RabbitMQ 2.7.1 Java Client and Server 2.7.1.
> While we were running load tests using our clients we observed that our
> memory has reached to 2GB.
>
> Below is the snapshot of heap analysis.
>
> We are closing the channels properly using channel.close().
> Could someone suggest what could be the problem for this memory leak. Do
> the later versions of RabbitMQ solve this problem?
>
>
> Instance Counts for All Classes (excluding platform)
>
> 311681 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77c6f06a0>
>  of class com.rabbitmq.client.impl.AMQCommand<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77c6f06a0>
>
> 311681 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77c6f3228>
>  of class com.rabbitmq.client.impl.CommandAssembler<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77c6f3228>
>
> 295730 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77d438380>
>  of class com.rabbitmq.client.impl.ChannelN<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77d438380>
>
> 295730 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77d43ff30>
>  of class com.rabbitmq.client.impl.ConsumerDispatcher<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77d43ff30>
>
> 295715 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77c60b280>
>  of class com.rabbitmq.client.ShutdownSignalException<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77c60b280>
>
> 295703 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77c75a540>
>  of class com.rabbitmq.client.impl.AMQImpl$Channel$Close<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77c75a540>
>
> 271315 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77d4d5590>
>  of class com.rabbitmq.client.QueueingConsumer<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77d4d5590>
>
> 60523 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77cea18a0>
>  of class org.json.simple.parser.Yytoken<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77cea18a0>
>
> 31600 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77c73fa58>
>  of class com.rabbitmq.client.AMQP$BasicProperties<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77c73fa58>
>
> 31210 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77d4d7358>
>  of class com.rabbitmq.client.QueueingConsumer$Delivery<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77d4d7358>
>
> 31209 instances<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2finstances%2f0x77d4dc1d0>
>  of class com.rabbitmq.client.Envelope<http://redir.aspx?C=dba9a335a30e4feb822ceaa30de7f654&URL=http%3a%2f%2flocalhost%3a7000%2fclass%2f0x77d4dc1d0>
>
>
>
>
>
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