Intermittent failures to connect JDBC/thin to a RAC database with error:IOException: The network adapter could not establish the connection. ( ORA-17002)Connection string isConnection to individual nodes always works:jdbc:oracle:thin:@<IP ADDRESS NODE 1>:<PORT>:<SID1>Or this: jdbc:oracle:...
(0) at oracle.jdbc.xa.OracleXAResource.checkError(OracleXAResource.java:1112) at oracle.jdbc.xa.client.OracleXAResource.end(OracleXAResource.java:466) ... Caused by: java.sql.SQLRecoverableException: IO Error: Socket read interrupted at oracle.jdbc.driver.T4CXAResource.doEnd(T4CXAResource....
JDBC - Version 12.2.0.0.0 and later: Java.sql.SQLRecoverableException: IO Error: VC Socket Write And ORA-17002 When Running JDBC Application