<< 13-May-2008 : hausbot on #activemq at codehaus [download] [back] >>
 
 
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14:46

<TomJ>

I have a strange issue with AMQ FUSE - since we started using activemq-fuse-5.0.0.11.jar in our project, we have found that our logging styled changed, and it has been identified that the fuse jar contains a modified class org.apache.commons.logging.LogFactory with a different implementation of logging, which has overridden ours

14:46

<TomJ>

Is that an issue anyone has heard of? Maybe it is just our misconfig or bad code that has allowed the fuse JAR to override our logger, I am not sure

14:50

<chirino_m>

TomJ: hey

14:50

<chirino_m>

so we use common logging

14:50

<chirino_m>

and include it in our uber jar the -all.jar

14:51

<chirino_m>

basically it has all the dependencies amq needs to run a client and a simple broker

14:51

<chirino_m>

but if you want to use different version of the dependencies you can use the more fine grained jars

14:51

<chirino_m>

the main one being the -core .jar

14:51

<TomJ>

of course, sorry

14:52

<chirino_m>

but then you need to also add in the jms spec jar

14:52

<chirino_m>

and some others..

14:52

<chirino_m>

depending on what you are doing

14:52

<TomJ>

perfect, thanks very much

18:14

<Steve>

Is there someone here who could entertain a question about jms bridge failover scenarios?

19:27

<pbarry>

I thought i remember seeing somewhere the broker can cache requests and if the same requests is sent twice, then the cached response is sent. Is this a possibility with the amq broker? Looking in docs, I really do not see reference to anything like this

19:44

<chirino_m>

pbarry: there is some value caching that happens but it's all for the low level protocol bits.

19:44

<chirino_m>

not the message contents

19:45

<chirino_m>

stuff like connection/session/producer/consumer ids are the things cacheds

19:46

<pbarry>

ah I see. So if a message was sent to broker and it matched a messageID already sent, there is no, "auto-reply" sent back from broker with old response

19:47

<Steve>

Is there someone here who could entertain a question about jms bridge failover scenarios?

19:53

<chirino_m>

Steve: shoot someone might be able to help

19:53

<chirino_m>

hopefully it's not too complicated.

19:55

<gtully>

chirino_m: when you get a moment can you have a peek at https://issues.apache.org/activemq/browse/AMQ-1724

19:56

<chirino_m>

gtully: ok

20:21

<Steve>

we're deploying an embedded broker that will store & forward log messages to a stand-alone activemq instance for later processing

20:22

<Steve>

we want to get the logging activity out of process as quickly as possible and want to survive a failure of the main activemq instance

20:23

<Steve>

I'm using a JmsQueueConnector to bridge to the main instance

20:23

<Steve>

if I use a url like tcp://localhost:123 and there's no stand-alone instance active, the broker starts up fine

20:24

<Steve>

However, when I attempt failover://tcp://localhost:123, instantiation of the broker blocks on reconnect attempts

20:24

<Steve>

We have a requirement that the bridge can start up w/o the main instance being active

20:24

<Steve>

any ideas/

20:24

<Steve>

?

20:27

<Steve>

In general, our goal is that the broker will either accept the message or fail immediately -- it should never block

20:30

<Steve>

I filed JIRA 1717 about StoreUsage blocking

21:34

<dblevins>

i added OpenEJB to the Related Projects list on the Navigation page... hope no one minds :)

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