activemq-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "js.w" <js.wal...@gmx.net>
Subject Re: ActiveMQ looses messages under windows 2003
Date Mon, 22 Feb 2010 17:39:13 GMT

Using the examples was I good tip, didn't know that one. 

When I used these, no messages got lost. Producer and Consumer always had
the same count of messages.




Gary Tully wrote:
> 
> one though, to alleviate any potential problem in the application code, it
> may be worth trying the example
> <http://activemq.apache.org/examples.html>producer and consumer from
> both boxes.
> 
> On 19 February 2010 16:53, js.w <js.walter@gmx.net> wrote:
> 
>>
>> Hi,
>>
>> In the last few days I've tried several configurations on several servers
>> and saw some rather unusual results which I can't really figure out.
>> I have a simple scenario for the JMS Server. A process adds about 10k
>> messages (about 1kb size each) to a queue. A second process reads all the
>> messages and acknowledges them by auto-ack (I also tried explicit
>> confirms).
>> I tried this scenario on 2 different machines with different results. On
>> Linux, all messages are passed on exactly as expected. On Windows on the
>> other hand quite a lot of the messages (about 10%) get lost. The sender
>> successfully sends 10k messages and has 10k message-ids. The
>> web-interface
>> on the other hand only shows something about 9k messages in the queue and
>> the next worker only gets the 9k messages delivered.
>> Both environments have the same version of Java, ActiveMQ and config.
>>
>> So far I can only exclude the client as cause, because on Linux and
>> Windows,
>> both behave the same way. So the problem should exist somewhere in the
>> server part.
>>
>> machine 1:
>>  64bit debian testing
>>  ActiveMQ 5.3
>>  changed the config to disable flowcontrol (otherwise config left
>> untouched)
>>  Java 6
>>
>> machine 2:
>>  32 Windows 2003 (sp2)
>>  ActiveMQ 5.3
>>  changed the config to disable flowcontrol (otherwise config left
>> untouched)
>>  Java 6
>>
>> PS: I already tried the following connection parameters without any luck
>>   optimizedMessageDispatch
>>   useCompression
>>     On the server side I tried different stores (kahaDB, Oracle,Postgres)
>> -> all with the same result
>>   I also tried running the Server with Java5 which also had no effect on
>> the behavior.
>>
>> Does anybody have a clue or idea where the problem lies or how to explain
>> the discrepancy?
>>
>> Thanks in advance.
>> Regards, jens
>> --
>> View this message in context:
>> http://old.nabble.com/ActiveMQ-looses-messages-under-windows-2003-tp27656958p27656958.html
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
>>
> 
> 
> -- 
> http://blog.garytully.com
> 
> Open Source Integration
> http://fusesource.com
> 
> 

-- 
View this message in context: http://old.nabble.com/ActiveMQ-looses-messages-under-windows-2003-tp27656958p27691164.html
Sent from the ActiveMQ - User mailing list archive at Nabble.com.


Mime
View raw message