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From Matías Cobiella <matiascobie...@yahoo.com>
Subject Re: [VOTE RESULT] Failover problem with ConsumerTool and JDBC Master-SLAVE
Date Mon, 05 Mar 2007 16:29:17 GMT

Yes, "Becoming the master..." line appears in the SLAVE log only when the
MASTER fails



James.Strachan wrote:
> 
> On 3/5/07, Matías Cobiella <matiascobiella@yahoo.com> wrote:
>>
>> Please let me know if you need something else or if you want me to do any
>> further testing. I want to collaborate.
>>
>>
>> >>>>>I wouldn't have thought so. I wonder, which version of MySQL
are you
>> >>>>>using - am wondering if the Master/Slave stuff isn't completely
>> >>>>>working.
>>
>> I'm using MySQL 5.0.24a
>>
>>
>> >>>>>e.g. does the log of the brokers show what you think is
>> >>>>>happening.
>>
>> The activemq.log of both brokers are emtpy. The console of the SLAVE when
>> it
>> becomes MASTER is clean as show below:
>>
>> ACTIVEMQ_HOME: C:\activemq-SLAVE\bin\..
>> ACTIVEMQ_BASE: C:\activemq-SLAVE\bin\..
>> Loading message broker from: xbean:activemq.xml
>> INFO  BrokerService                  - Using Persistence Adapter:
>> JDBCPersistenceAdaptor(org.apache.commons.dbcp.BasicDataSource@bb0d0d)
>> INFO  BrokerService                  - ActiveMQ null JMS Message Broker
>> (SLAVE) is starting
>> INFO  BrokerService                  - For help or more information
>> please
>> see: http://incubator.apache.org/activemq/
>> INFO  ManagementContext              - JMX consoles can connect to
>> service:jmx:rmi:///jndi/rmi://localhost:12980/jmxrmi
>> INFO  JDBCPersistenceAdapter         - Database driver recognized:
>> [mysql-ab_jdbc_driver]
>> INFO  DefaultDatabaseLocker          - Attempting to acquire the
>> exclusive
>> lock to become the Master broker
>> INFO  DefaultDatabaseLocker          - Becoming the master on dataSource:
>> org.apache.commons.dbcp.BasicDataSource@bb0d0d
> 
> Just to be completely sure - the above "Becoming the master" line in
> the log of the slave only appears when the master fails right?
> 
> 
> -- 
> 
> James
> -------
> http://radio.weblogs.com/0112098/
> 
> 

-- 
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