Re: Need help investigating committed messages resurfacing after restart.

2017-10-27 Thread Tim Bain
Bumping the logging level is key to this; even if you succeed in finding data files that demonstrate what happened, without the more detailed logging it may be impossible to tell *why* it happened. If you get a large enough disk attached to the machine to hold months of logs, that's great, just mak

Re: MQTT Subscriber gets disconnected frequently when there are large number of MQTT clients connected

2017-10-27 Thread Tim Bain
Is there anything in the broker's logs when this happens? I believe the log content you quoted was from the client, not the broker, and I wasn't sure if what you wrote meant that there was nothing in the broker's logs, so I want to make sure. Can you reproduce the problem in a non-production envir

MQTT Subscriber gets disconnected frequently when there are large number of MQTT clients connected

2017-10-27 Thread Shobhana
Background : We use AMQ to exchange MQTT non-persistent messages between our server components and clients (Android/iOS devices). About 100-200 messages/second get exchanged during peak hours. This is our MQTT transport connector configuration : When there are more than 1 MQTT connections (a

Re: Sasl authentication mechanisme

2017-10-27 Thread MillieretXavier
Hi Tim, Thx for your answer. Regards -- Sent from: http://activemq.2283324.n4.nabble.com/ActiveMQ-User-f2341805.html

Re: Need help investigating committed messages resurfacing after restart.

2017-10-27 Thread hakanj
It is possible that there is a bug in the ack compaction feature, but if so it only shows itself in some very special cases. I have tried stressing it, but to no avail. In all my tests the broker does the right thing. There are no cron jobs deleting any files in this system. The broker thinks that