java.sql.SQLRecoverableException: IO 错误: The Network Adapter could not establish the connection (CONNECTION_ID=cyY+zhqVTA+qChloVD9sbw==)

at oracle.jdbc.driver.T4CConnection.handleLogonNetException(T4CConnection.java:870)

at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:675)

at oracle.jdbc.driver.PhysicalConnection.connect(PhysicalConnection.java:1032)

at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:90)

at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:681)

at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:602)

at com.fr.third.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1666)

at com.fr.third.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1732)

at com.fr.third.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2907)

Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection (CONNECTION_ID=cyY+zhqVTA+qChloVD9sbw==)

at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:594)

at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:565)

at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:937)

at oracle.net.ns.NSProtocol.connect(NSProtocol.java:346)

at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1967)

at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:640)

... 7 more

Caused by: java.io.IOException: 连接超时, socket connect lapse 127229 ms. 10.10.11.99 1521 0 (1/1) true

at oracle.net.nt.TcpNTAdapter.establishSocket(TcpNTAdapter.java:421)

at oracle.net.nt.TcpNTAdapter.doLocalDNSLookupConnect(TcpNTAdapter.java:303)

at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:265)

at oracle.net.nt.ConnOption.connect(ConnOption.java:229)

at oracle.net.nt.ConnStrategy.executeConnOption(ConnStrategy.java:814)

at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:555)

... 12 more

Caused by: java.net.ConnectException: 连接超时

at sun.nio.ch.Net.connec