Data Pump: ERROR 112 network communication
Data Pump: ERROR 112 network communication2010-05-18 10:10:20 GGS ERROR 112 There is a problem in network communication, a remote file problem, encryption keys for target and source do not match (if using ENCRYPT) or an unknown error. (Remote file used is ./dirdat/contact/EC001606, reply received is Unable to lock file "./dirdat/contact/EC001606" (error 13, Permission denied).
错误分析:
如果使用主机名确认hosts里面包含有该主机IP的解析
确认可以通过telnet访问参数rmthost配置的远程主机mgr端口
停止其它所有Data Pump查看目标端是否存在server进程(即collector进程),如果存在则通过kill杀死该进程重启Data Pump
确认目标端Manager进程中是否配置了dynmaicportlist,有可能因为指定端口范围太小或者被其它应用占用了端口导致无法连接,可以调大端口范围后再试(一般1个Data pump需一个端口,如有Director则需多保留几个端口)
检查传输是否使用了加密
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