oops - sry Fred - read your first email too quick - could you post the ThreadExplorer class too ?

thanks,

Rob
On 13 Jan 2010, at 22:24, Fred Moore wrote:

Hi Rob,

If you could post your code - or sample of it - might help
identify why your main isn't shutting down

I actually did... can you access this pastebin here:
http://pastebin.com/f2784245a ?

Cheers,
F.

On Wed, Jan 13, 2010 at 7:52 PM, Rob Davies <rajdav...@gmail.com> wrote:

Do you actually call stop() on the broker ? - Have you disabled the
shutdownHook from the broker ?
If you could post your code - or sample of it - might help identify why
your main isn't shutting down

On 13 Jan 2010, at 17:50, Fred Moore wrote:

Hi folks,

we have a 5.3.0 embedded broker that refuses to shutdown cleanly because
of
lingering threads.

We reproduced this with a very very basic configuration: with just vm &
jmx
connectors, no producers and no consumers and and this extremely simple
main() program: http://pastebin.com/f2784245a that:

1\ Starts up an embedded broker

2\ Waits for the user to press a key

3\ Stops the broker

4\ Monitors (polling every few seconds) the number of lingering threads

What we experience is that after step 1\ (broker startup) this is the list
of active threads...

* [main] Group: main
* [ActiveMQ Scheduler] (Daemon) Group: main
* [ActiveMQ Data File Writer] (Daemon) Group: main
* [Timer-0] (Daemon) Group: main
* [JMX connector] (Daemon) Group: main

...but a long time (dozens of seconds) after step 3\ (broker shutdown)
these
threads are still active:

* [main]  Group: main
* [ActiveMQ Scheduler] (Daemon) Group: main
* [Timer-0] (Daemon) Group: main

Questions:
Q1\ Are we missing something obvious?
Q2\ Is there a better way to shutdown an embedded broker?
Q3\ Doing it the hard way via system.exit() is going to get us into worse
troubles? (data corruption & co)

Thanks in advance for your help.
Cheers,
F.




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Rob Davies
http://twitter.com/rajdavies
I work here: http://fusesource.com
My Blog: http://rajdavies.blogspot.com/
I'm writing this: http://www.manning.com/snyder/





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