ORA-3137[12333]

客户在通过sqlldr导入数据时会出现下面的错误信息，具体表现为
客户端出现的错误为ORA-12592 TNS:  Bad Packet.  
服务器alert的错误为ORA-3137 [12533]
Workaround
在RDBMS_HOME/network/admin/sqlnet.ora中设置SQLNET.SEND_TIMEOUT=<超时时间，单位为秒>

解决办法

应用one-off patch 18841764

Bugs Fixed by This Patch
---------------------------------
The following are the bugs fixed by this patch:
  18841764: ORA-12592 TNS:BAD PACKET OR ORA-3137 OR ORA-1