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From Christian Posta <christian.po...@gmail.com>
Subject Re: Broker restarts can cause loss of broker redelivered messages
Date Wed, 22 May 2013 00:33:08 GMT
Nope, no mechanism at the moment that can change this behavior.
Can you raise a jira with this enhancement?




On Tue, May 21, 2013 at 4:52 PM, DrewB <1a2w3b4@gmail.com> wrote:

> I'm attempting to use broker redelivery to redeliver messages that could
> not
> be processed initially by the consumer.  The behavior is expected under
> most
> circumstances, but I've observed some behavior in cases where a broker is
> restarted while scheduled retries are pending that won't work for me.
> Specifically, it appears that the broker only processes a scheduled job if
> it is running at the time the job is scheduled to execute.
>
> As an example, a message is scheduled for retry at 1:30:00 with a 5 minute
> delay.  This results in a scheduled execution time of 1:35.  If the broker
> is shut down, then started again before 1:35, the scheduled job still
> exists.  It is executed at 1:35 as expected and the message arrives at the
> target destination.  However, if the server is started again after 1:35,
> the
> broker appears to regard the job as no longer relevant and discards the
> message.
>
> In my case, this results in a lost message that needed to be processed.  It
> would be preferable if the job were executed immediately in the event that
> its execution time has already past at start up.  I can certainly see other
> job scenarios being relevant, where in a scheduled job should only be
> executed precisely at its allotted time, but for retries this seems
> counterintuitive.
>
> Is there any mechanism to work around the behavior I'm seeing?  I am using
> ActiveMQ 5.8.
>
> Thanks,
> Andrew
>
>
>
> --
> View this message in context:
> http://activemq.2283324.n4.nabble.com/Broker-restarts-can-cause-loss-of-broker-redelivered-messages-tp4667312.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>



-- 
*Christian Posta*
http://www.christianposta.com/blog
twitter: @christianposta

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