java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection

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Root Cause Analysis

  1. java.sql.SQLRecoverableException

    IO Error: The Network Adapter could not establish the connection

    at oracle.jdbc.driver.T4CConnection.logon()
  2. Oracle jdbc
    OracleDriver.connect
    1. oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:489)
    2. oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:553)
    3. oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:254)
    4. oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
    5. oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:528)
    5 frames
  3. Java RT
    DriverManager.getConnection
    1. java.sql.DriverManager.getConnection(DriverManager.java:571)
    2. java.sql.DriverManager.getConnection(DriverManager.java:215)
    2 frames
  4. org.apache.sqoop
    Sqoop.run
    1. org.apache.sqoop.manager.OracleManager.makeConnection(OracleManager.java:327)
    2. org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52)
    3. org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:763)
    4. org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:786)
    5. org.apache.sqoop.manager.SqlManager.getColumnInfoForRawQuery(SqlManager.java:289)
    6. org.apache.sqoop.manager.SqlManager.getColumnTypesForRawQuery(SqlManager.java:260)
    7. org.apache.sqoop.manager.SqlManager.getColumnTypes(SqlManager.java:246)
    8. org.apache.sqoop.manager.ConnManager.getColumnTypes(ConnManager.java:327)
    9. org.apache.sqoop.orm.ClassWriter.getColumnTypes(ClassWriter.java:1846)
    10. org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1646)
    11. org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:107)
    12. org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:478)
    13. org.apache.sqoop.tool.ImportTool.run(ImportTool.java:605)
    14. org.apache.sqoop.Sqoop.run(Sqoop.java:143)
    14 frames
  5. Hadoop
    ToolRunner.run
    1. org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
    1 frame
  6. org.apache.sqoop
    Sqoop.main
    1. org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)
    2. org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)
    3. org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)
    4. org.apache.sqoop.Sqoop.main(Sqoop.java:236)
    4 frames