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From mjanveaux <m...@mobiledesigntech.com>
Subject Re: Failing to acquire exclusive lock - MySQL
Date Wed, 18 Apr 2007 17:32:07 GMT

Hi,

I'm using MySQL 5.0.37 and it is the only broker configured.

If I switch to using derby, the exact same configuration works flawlessly...



James.Strachan wrote:
> 
> Which version of MySQL are you using? You are not running multiple
> brokers against the same database are you by any chance?
> 
> 
> On 4/18/07, mjanveaux <mark@mobiledesigntech.com> wrote:
>>
>> Hello,
>>
>> I recently upgraded to ActiveMQ 4.1.1 from 4.0.1  I integrated ActiveMQ
>> into
>> my application using spring but not using the spring jms templates etc...
>> Here's what I have in my spring configuration for my broker:
>>
>> <bean id="broker" class="org.apache.activemq.xbean.BrokerFactoryBean">
>>     <property
>> name="config"><value>/WEB-INF/activemq.xml</value></property>
>>     <property name="start"><value>true</value></property>
>> </bean>
>>
>> Here's my activemq.xml file...
>> http://www.nabble.com/file/7936/activemq.xml activemq.xml
>>
>> My application is now failing to startup with the following messages in
>> the
>> logs over and over:
>> INFO 17/04/2007 21:27:02 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Attempting to
>> acquire
>> the exclusive lock to become the Master broker
>> DEBUG 17/04/2007 21:27:02 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Sleeping for 1000
>> milli(s) before trying again to get the lock...
>> INFO 17/04/2007 21:27:03 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Attempting to
>> acquire
>> the exclusive lock to become the Master broker
>> DEBUG 17/04/2007 21:27:03 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Sleeping for 1000
>> milli(s) before trying again to get the lock...
>> INFO 17/04/2007 21:27:04 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Attempting to
>> acquire
>> the exclusive lock to become the Master broker
>> DEBUG 17/04/2007 21:27:04 Main Thread
>> org.apache.activemq.store.jdbc.DefaultDatabaseLocker - Sleeping for 1000
>> milli(s) before trying again to get the lock...
>>
>>
>> Am I missing a setting? Doing something wrong?  If anybody has some
>> insight
>> I'd appreciate this, I didn't have this problem before.
>>
>> Thank you
>>
>> Mark
>> --
>> View this message in context:
>> http://www.nabble.com/Failing-to-acquire-exclusive-lock---MySQL-tf3598830s2354.html#a10051767
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
>>
> 
> 
> -- 
> 
> James
> -------
> http://radio.weblogs.com/0112098/
> 
> 

-- 
View this message in context: http://www.nabble.com/Failing-to-acquire-exclusive-lock---MySQL-tf3598830s2354.html#a10063034
Sent from the ActiveMQ - User mailing list archive at Nabble.com.


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