[rabbitmq-discuss] rabbitmq-server crashes hard while consuming 31GB of RAM

Alexis Richardson alexis at rabbitmq.com
Wed Dec 21 13:05:32 GMT 2011

adding Ask to cc..

On Wed, Dec 21, 2011 at 12:42 PM, Muharem Hrnjadovic <mh at foldr3.com> wrote:
> On 12/21/2011 12:49 PM, Alexis Richardson wrote:
>> On Wed, Dec 21, 2011 at 11:44 AM, Matthias Radestock
>> <matthias at rabbitmq.com> wrote:
>>> I was wrong. You have more than 47,000 connections! And the same number of
>>> channels (unsurprisingly). But you "only" have about 16,000 queues.
>>> Congratulations. This is by far the fattest rabbit I've ever seen (except
>>> those stuffed full of messages).
>> I've seen Rabbits with 100,000s of queues per broker, in social
>> network / social gaming cases...
>> There's also the 'cloud management' case but they tend to have more
>> brokers and fewer queues / broker.
> Alexis,
> I believe we have a fault in the task function that is run by celery
> (i.e. in our code) with the effect that a *new* rabbitmq connection is
> opened upon every invocation while the already utilised ones cannot be
> "garbage collected" for some reason.
> We should never have that many open connections. Looking into this..
> Best regards/Mit freundlichen Grüßen
> --
> Muharem Hrnjadovic <mh at foldr3.com>
> Public key id   : B2BBFCFC
> Key fingerprint : A5A3 CC67 2B87 D641 103F  5602 219F 6B60 B2BB FCFC

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