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From Kevin Burton <bur...@spinn3r.com>
Subject Re: More ActiveMQ hotspots.. courtesy of continuous profiling :)
Date Mon, 08 Jun 2015 15:43:13 GMT
> Advisories break when using the memory store. A warning that a null
pointer

> > exception was caught goes to the log but the advisories aren’t raised.
>
>
> OK, thanks for sharing.  Have you created a bug report for it?  If not, can
> you do that so it doesn't get lost?
>
>
I think I did.. I will verify.


>
> That's what I'm not sure about; I don't know whether there are situations
> where we can concurrently attempt to add and remove consumers (maybe in the
> scenario where a broker-to-broker network connection fails over?), nor
> whether there are situations where we might try to get values from both
> maps but where only one of the two is populated because we're in the middle
> of an addition or a deletion.  Maybe someone else who's got more experience
> than me with that code can say whether it's a concern..
>

Another thing I was thinking about was the ability to just disable this
feature in JMX.  But maybe that’s not needed if it’s eventually fixed.

-- 

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