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From Timothy Bish <>
Subject Re: [ActiveMQ-CPP] "backup=true" does not work with failover transport
Date Thu, 27 Jul 2017 15:26:24 GMT
On 07/27/2017 11:21 AM, Tamas1 wrote:
> I am working with an application that uses the ActiveMQ-CPP 3.9.1 Release.
> Two ActiveMQ brokers are used with the following connection URL:
> failover:(tcp://amq01:61616,tcp://amq02:61616)?backup=true
> I intented to test the application behaviour if one of the brokers is shut
> down.
> - If "backup=false" is used in the connection URL, the failover to the other
> broker works (producters/consumers reconnect automatically).
> - Using "backup=true", the TCP connection of the application to the second
> broker is also dropped when the first broker is shut down. The application
> is attempting to reconnect to the first broker in the list which is shut
> down but there is no reconnection attempt to the second broker (which is up)
> made.
> I configured maxReconnectAttempts=1, then the application did not even try
> to reconnect to any broker. Using maxReconnectAttempts=3, the application
> attempted to reconnect to the first broker 4 times but never to the second
> broker, which was up.
> Any ideas how I could get "backup=true" to work? May it be a bug in the
> library?
> --
> View this message in context:
> Sent from the ActiveMQ - User mailing list archive at
I'd recommend using the latest release which has some backup handling 
fixes (3.9.4)

Tim Bish
twitter: @tabish121

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