How to fix when Audit vault Agent logs reports IO Error: The Network Adapter could not establish the connection.

(Doc ID 2305941.1)

Last updated on SEPTEMBER 11, 2017

Applies to:

Oracle Audit Vault and Database Firewall - Version 12.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Audit trails are down and are in stopped state. Attempt to start them make the trails goes to stopped state again. Unable to collect the audit trail data from secured target database. The agents logs reports the following errors.

 

[2017-09-03T07:30:13.301-04:00] [collfwk] [ERROR] [] [] [tid: 36345] [ecid: 2034595280:20855:1504438213301:5,0] OAV-8012: Error creating AuditEventCollector
instanceCollectionController : run : AuditException from process(). [[
Error creating AuditEventCollector instance
at oracle.av.platform.agent.collfwk.impl.controller.CollectionController.initialize(CollectionController.java:434)
at oracle.av.platform.agent.collfwk.impl.controller.CollectionController.process(CollectionController.java:537)
at oracle.av.platform.agent.collfwk.impl.controller.CollectionController.run(CollectionController.java:487)
at java.lang.Thread.run(Thread.java:745)
Caused by: Failed to connect to DB
at oracle.av.plugin.orcldb.agent.collector12c.Coll12cAuditDataSource.getVersion(Coll12cAuditDataSource.java:236)
at oracle.av.plugin.orcldb.agent.collector12c.Coll12cAuditCollectionFactory.createAuditCollection(Coll12cAuditCollectionFactory.java:85)
at oracle.av.platform.agent.collfwk.impl.controller.CollectionController.initialize(CollectionController.java:403)
... 3 more
Caused by: Failed to connect to DB
at oracle.av.platform.common.dao.ConnectionManagerImpl.getConnection(ConnectionManagerImpl.java:589)
at oracle.av.plugin.orcldb.agent.collector12c.Coll12cAuditDataSource.getVersion(Coll12cAuditDataSource.java:226)
... 5 more
Caused by: java.sql.SQLException: Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: Cannot get Connection from Dataso
urce: java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection
at oracle.ucp.util.UCPErrorHandler.newSQLException(UCPErrorHandler.java:479)
at oracle.ucp.util.UCPErrorHandler.throwSQLException(UCPErrorHandler.java:154)
at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1127)
at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1031)
at oracle.av.platform.common.dao.ConnectionManagerImpl.getConnection(ConnectionManagerImpl.java:555)
... 6 more
Caused by: oracle.ucp.UniversalConnectionPoolException: Cannot get Connection from Datasource: java.sql.SQLRecoverableException: IO Error: The Network Adapte
r could not establish the connection
at oracle.ucp.util.UCPErrorHandler.newUniversalConnectionPoolException(UCPErrorHandler.java:359)
at oracle.ucp.util.UCPErrorHandler.throwUniversalConnectionPoolException(UCPErrorHandler.java:58)
at oracle.ucp.jdbc.DataSourceConnectionFactoryAdapter.createConnection(DataSourceConnectionFactoryAdapter.java:102)
at oracle.ucp.jdbc.oracle.OracleDataSourceConnectionFactoryAdapter.createConnection(OracleDataSourceConnectionFactoryAdapter.java:82)
at oracle.ucp.common.Database.createPooledConnection(Database.java:268)
at oracle.ucp.common.Cluster.create(Cluster.java:234)
at oracle.ucp.common.Core.growBorrowed(Core.java:634)
at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnectionWithoutCountingRequests(UniversalConnectionPoolImpl.java:230)
at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnectionAndValidate(UniversalConnectionPoolImpl.java:145)
at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnection(UniversalConnectionPoolImpl.java:120)
at oracle.ucp.jdbc.JDBCConnectionPool.borrowConnection(JDBCConnectionPool.java:170)
at oracle.ucp.jdbc.oracle.OracleJDBCConnectionPool.borrowConnection(OracleJDBCConnectionPool.java:849)
at oracle.ucp.jdbc.oracle.OracleConnectionConnectionPool.borrowConnection(OracleConnectionConnectionPool.java:82)
at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1103)

Changes

 No changes

Cause

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