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我試圖在hadoop羣集中運行並行sqoop作業，但是我們發現在並行運行期間sqoop作業失敗，出現以下錯誤。Sqoop import failiing
16/11/11 09:24:59 ERROR manager.SqlManager: Error executing statement: java.sql.SQLRecoverableException: IO Error: Connection reset
java.sql.SQLRecoverableException: IO Error: Connection reset
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:682)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:715)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:385)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:30)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:564)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:247)
at org.apache.sqoop.manager.OracleManager.makeConnection(OracleManager.java:327)
at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52)
at org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:744)
at org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:767)
at org.apache.sqoop.manage
錯誤似乎只在多個作業在hadoop中運行時發生。我正在搜索類似的錯誤，並遇到這些鏈接。但關鍵是我們如何在sqoop Jobs中適應這一點。
Oracle JDBC intermittent Connection Issue。
對此的任何幫助真的很感激。