JBOSS error Throwable while attempting to get a new connection: null Io exception: Connection reset - oracle

Question

After one week that jboss is working, its crash down, sending the next exception:
Software jboss5.0 jdk1.6 ojdbc14.jar
WARN [JBossManagedConnectionPool] Throwable while attempting to get a new connection: null
org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: Connection reset)
at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:225)
at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:195)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:633)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.getConnection(InternalManagedConnectionPool.java:267)
at org.jboss.resource.connectionmanager.JBossManagedConnectionPool$BasePool.getConnection(JBossManagedConnectionPool.java:622)
at org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection(BaseConnectionManager2.java:404)
at org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:381)
at org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:496)
at org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:941)
at org.jboss.resource.adapter.jdbc
.WrapperDataSource.getConnection(WrapperDataSource.java:89)
at com.genexus.db.driver.GXConnection.connectJDBCDataSource(Unknown Source)
........
Caused by: java.sql.SQLException: Io exception: Connection reset
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:387)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:420)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:165)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)
at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:207)
... 58 more

Answer 1

Currently running SAS 9.3 and Oracle 11.2.0.2, getting the same error as NEFTALY. Prior to this, getting an error due to limit for number of processes/threads in Red Hat Linux 6.3 - out of memory. This was solved by increasing the limit from 40000 to 90000(!)

Answer 2

This exception can be occur by wrong IP-address.
So check the binding IP address and connection properties of DATABASE.
<local-tx-datasource>
<jndi-name>JNDI_NAME</jndi-name>
<connection-url>jdbc:mysql://localhost:3306/DATABASE_NAME</connection-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<user-name>root</user-name>
<password>root</password>
<min-pool-size>1</min-pool-size>
<max-pool-size>10</max-pool-size>
<idle-timeout-minutes>1</idle-timeout-minutes>
<metadata>
<type-mapping>mySQL</type-mapping>
</metadata>
</local-tx-datasource>