Hi Tim,
I tried 5.13.3 and all further versions till 5.14.0, but this problem is
still not gone. I still see a lot of Kaha DB log files which consume huge
amounts of disk space and eventually the broker stops functioning!
I made some more changes to check if I could get rid of this problem :
a)
Sorry, my brain's not working. Definitely try 5.13.3 to see if the fix for
the bug I referenced and you found (yes, that's the one) allows deletion of
the old files.
On May 23, 2016 6:54 AM, "Tim Bain" wrote:
> We try not to break backwards compatibility between versions,
We try not to break backwards compatibility between versions, but since no
one formally tests cross-version compatibility, it's not guaranteed. But
between 5.13.2 and 5.13.3, we should not have knowingly made a breaking
change.
Why are you trying 5.13.3? Is there a bug in the release notes
When checked using the Jolokia Rest APIs, I get same result ... enqueued
message count on these topics show 0; so I guess the Jolokia Rest APIs also
give only stats since the broker started last.
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Sure, I'll check when I have some time.
Btw, I tried to use JConsole to view the current status of consumers. I
tried hard getting JConsole to connect to my broker that runs on an EC2
instance, but couldn't succeed. Can I use the Jolokia Rest APIs instead? Do
these APIs give same result as JMX
You're right, your interpretation is consistent with the documented
example, whereas mine is consistent with the text of the log line. In that
situation, I always assume the documentation is wrong, but that's just an
assumption. If you or someone else has time to look at the algorithm and
Thanks Tim, I did not know that the stats are reset when the broker is
restarted. I'll check how to use JConsole to view the current status of
consumers.
Yes, all topics have durable subscribers.
I used the logic mentioned in the example given at
As far as I know, the stats cover only the time since the broker was last
restarted, so seeing zeros is no guarantee that there are no pending
messages in the persistence store. I would use a JMX viewer such as
JConsole to look at what the broker thinks is the current status of the
consumer(s) on
We use AMQ to exchange MQTT messages. I observed that the log files in Kaha
DB don't get deleted even after many days.
I used the steps mentioned in
http://activemq.apache.org/why-do-kahadb-log-files-remain-after-cleanup.html