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JBoss 6 Oracle XA datasource and no-tx-separate-pools
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created by <a href="http://community.jboss.org/people/beaster">beaster</a> in <i>Datasource Configuration</i> - <a href="http://community.jboss.org/message/618096#618096">View the full discussion</a>
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<div class="jive-rendered-content"><p>We are trying to run JBoss 6 with an Oracle XA datasource.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We started with jboss-6.0.0.Final\docs\examples\jca\oracle-xa-ds.xml for the datasource configuration.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We have been running into exceptions like the following:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>{noformat}</p><p>2011-07-26 20:04:04,622 WARN  [com.arjuna.ats.jta] (Thread-24 (group:HornetQ-client-global-threads-1898046)) ARJUNA-16061 TransactionImple.enlistResource - XAResource.start returned: XAException.XAER_PROTO for < formatId=131076, gtrid_length=29, bqual_length=28, tx_uid=0:ffff0a158387:126a:4e2f5438:6b5, node_name=1, branch_uid=0:ffff0a158387:126a:4e2f5438:6ba, eis_name=unknown eis name >: oracle.jdbc.xa.OracleXAException</p><p>                at oracle.jdbc.xa.OracleXAResource.checkError(OracleXAResource.java:1120)</p><p>                at oracle.jdbc.xa.client.OracleXAResource.start(OracleXAResource.java:249)</p><p>                at org.jboss.resource.adapter.jdbc.xa.XAManagedConnection.start(XAManagedConnection.java:213)</p><p>                at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.enlistResource(TransactionImple.java:629)</p><p>                at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.enlistResource(TransactionImple.java:390)</p><p>                at org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener$TransactionSynchronization.enlist(TxConnectionManager.java:975)</p><p>                at org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener.enlist(TxConnectionManager.java:729)</p><p>                at org.jboss.resource.connectionmanager.TxConnectionManager.managedConnectionReconnected(TxConnectionManager.java:459)</p><p>                at org.jboss.resource.connectionmanager.BaseConnectionManager2.reconnectManagedConnection(BaseConnectionManager2.java:625)</p><p>                at org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:499)</p><p>                at org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:941)</p><p>                at org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)</p><p>{noformat}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The code does obtain connections both with and without transactions.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>It started to appear that there is/was an issue with the <span style="font-family: 'Calibri','sans-serif'; font-size: 11pt;"><no-tx-separate-pools/> option in oracle-xa-ds.xml.</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-family: 'Calibri','sans-serif'; font-size: 11pt;">I looked up <span style="font-family: 'Calibri','sans-serif'; font-size: 11pt;">org.jboss.resource.connectionmanager.JBossManagedConnectionPool in the JMX Console and found <span style="font-family: 'Calibri','sans-serif'; font-size: 11pt;">NoTxSeparatePools = false.  So I tried other combinations like <span style="font-family: 'Calibri','sans-serif'; font-size: 11pt;"><no-tx-separate-pools>true</no-tx-separate-pools> and I cannot get NoTxSeparatePools = true.</span></span></span></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 11pt; font-family: 'Calibri','sans-serif';">I was able to change NoTxSeparatePools = true and apply the change in the JMX Console and then stop and start the MBean.  I then could run the code without any of the errors.</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 11pt; font-family: 'Calibri','sans-serif';">Does anyone know how I can configure  NoTxSeparatePools = true from my oracle-xa-ds.xml configuration or is this something that is a bug that a fix is needed for?</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 11pt; font-family: 'Calibri','sans-serif';">Thanks, Jeff</span></p></div>
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