[rabbitmq-discuss] Keeping idle connections alive in EC2

Tue Mar 12 12:29:20 GMT 2013

Why not running pika's IOLoop in a thread and communicate with it with
python queues ?

You can then leave heartbeats on, and the main thread could continue
processing your tasks.

Raphael

On Mon, Mar 11, 2013 at 1:00 PM, Matthias Radestock
<matthias at rabbitmq.com>wrote:

> On 08/03/13 21:52, Nishanth Babu Achuthan wrote:
>
>> Typical job processing time is 24 hours. I set up heartbeat_interval =
>> 432000 (5 days) . When I tried this earlier, connection dropped off
>> approximately after 10 mins.
>>
>> I tried with heartbeat=0 and looks like it is working. I find the
>> connection active after 90 minutes since the message processing started.
>>
>
> Setting heartbeat=0 when connections are expected to be be idle for many
> hours seems less than ideal. The risk of the connection getting nuked by
> some idle-timeout on a firewall etc must be fairly high with such a setup.
>
> Gavin, is there no better way to deal with this? Could an app perhaps
> invoke some pika API function at reasonably regular intervals that would
> deal with any inbound/outbound heartbeats received/due since the last
> invocation?
>
> Regards,
>
> Matthias.
>
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