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From "James Strachan" <james.strac...@gmail.com>
Subject Re: journal locked exceptions
Date Tue, 13 Mar 2007 10:15:16 GMT
There must be a broker still running with the journal locked. You
could try run the broker separately

On 3/9/07, Suchitha Koneru (sukoneru) <sukoneru@cisco.com> wrote:
> Hello active Mq users ,
>
> is there any way out to overcome journal locked exceptions ? please help
> me out.
>
> I am getting a journal Locked Exception , when ever I re start tomcat.
> How come the journal is still locked , when the broker is stopped.
>
> The following is the exception
>
> org.apache.activeio.journal.active.JournalLockedException: Journal is
> already opened by this application.
>
> at
>
> org.apache.activeio.journal.active.ControlFile.lock(ControlFile.java:77)
>
> at
>
> org.apache.activeio.journal.active.LogFileManager.initialize(LogFileMana
>
> ger.java:121)
>
> at
>
> org.apache.activeio.journal.active.LogFileManager.<init>(LogFileManager.
>
> java:102)
>
> at
>
> org.apache.activeio.journal.active.JournalImpl.<init>(JournalImpl.java:1
>
> 01)
>
> at
>
> org.apache.activemq.store.DefaultPersistenceAdapterFactory.createJournal
>
> (DefaultPersistenceAdapterFactory.jav
>
> a:198)
>
> at
>
> org.apache.activemq.store.DefaultPersistenceAdapterFactory.getJournal(De
>
> faultPersistenceAdapterFactory.java:1
>
> 34)
>
> at
>
> org.apache.activemq.store.DefaultPersistenceAdapterFactory.createPersist
>
> enceAdapter(DefaultPersistenceAdapter
>
> Factory.java:63)
>
> at
>
> org.apache.activemq.broker.BrokerService.createPersistenceAdapter(Broker
>
> Service.java:968)
>
> at
>
> org.apache.activemq.broker.BrokerService.getPersistenceAdapter(BrokerSer
>
> vice.java:559)
>
> at
>
> org.apache.activemq.broker.BrokerService.createRegionBroker(BrokerServic
>
> e.java:929)
>
> at
>
> org.apache.activemq.broker.BrokerService.createBroker(BrokerService.java
>
> :888)
>
> at
>
> org.apache.activemq.broker.BrokerService.getBroker(BrokerService.java:45
>
> 8)
>
> at
>
> org.apache.activemq.broker.BrokerService.addConnector(BrokerService.java
>
> :143)
>
> at
>
> org.apache.activemq.broker.BrokerService.addConnector(BrokerService.java
>
> :133)
>
> at
>
> com.cisco.cpnm.common.messaging.ActiveMQBrokerServlet.init(ActiveMQBroke
>
> rServlet.java:26)
>
> The active mq version being used is 4.0.2 . I am starting the broker
> from tomcat 5.5.20's conf/web.xml .
>
> <servlet>
>
> <servlet-name>activemqbroker</servlet-name>
>
> <servlet-class>
>
> com.cisco.cpnm.common.messaging.ActiveMQBrokerServlet
>
> </servlet-class>
>
> <load-on-startup>6</load-on-startup>
>
> </servlet>.
>
> the code for the servlet , which starts the broker is
>
> public class ActiveMQBrokerServlet extends GenericServlet{
>
> BrokerService broker ;
>
> public void init(ServletConfig config) throws ServletException {
>
> try{
>
> broker = new BrokerService();
>
> System.out.println("Starting ActiveMQ Broker Service...");
>
> //for the broker URI , do not have leading or trailing spaces
>
> File dir = new File("../../activemq");
>
> dir.mkdir();
>
> broker.setDataDirectory(dir);
>
> broker.addConnector("tcp://localhost:61616?trace=true&wireFormat.maxInac
>
> tivityDuration=-1");
>
> broker.start();
>
> System.out.println("Active MQ Broker Started at local host port 61616");
>
> }catch(Exception e){
>
> e.printStackTrace();
>
> }
>
> }
>
> public void destroy(){
>
> try{
>
> broker.stop();
>
> System.out.println("Active MQ Broker Stopped at localhost port 61616");
>
> }catch(Exception e){
>
> System.err.println(e.getMessage());
>
> e.printStackTrace();
>
> throw new RuntimeException(e);
>
> }
>
> }
>
> }
>
> The jars needed by active are placed in Tomcat's shared/lib folder.
>
> Please let me know, as to how to overcome this issue.
>
> thanks,
>
> Suchitha.
>
>


-- 

James
-------
http://radio.weblogs.com/0112098/

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