今晚使用 DBCA 建库的时候，进入如下界面后，把机器开着就去洗澡去了。
结果洗完澡回来，发现进度条还是 2%，感觉不对劲，于是就进安装界面显示的安装日志看看，发现数据库报：
ORA-21561: OID generation failed
[oracle@prod dss]$ pwd
/u01/app/oracle/cfgtoollogs/dbca/dss
[oracle@prod dss]$ tail -f trace.log
[Thread-51] [ 2013-03-01 23:00:16.306 CST ] [SQLPlusEngine.getCmmdParams:222] m_home 11.2.0.3.0
[Thread-51] [ 2013-03-01 23:00:16.306 CST ] [SQLPlusEngine.getCmmdParams:223] version > 112 true
[Thread-51] [ 2013-03-01 23:00:16.307 CST ] [SQLEngine.getEnvParams:565] NLS_LANG: AMERICAN_AMERICA.AL32UTF8
[Thread-51] [ 2013-03-01 23:00:16.308 CST ] [SQLEngine.initialize:325] Execing SQLPLUS/SVRMGR process...
[Thread-51] [ 2013-03-01 23:00:16.360 CST ] [SQLEngine.initialize:362] m_bReaderStarted: false
[Thread-51] [ 2013-03-01 23:00:16.374 CST ] [SQLEngine.initialize:366] Starting Reader Thread...
[Thread-51] [ 2013-03-01 23:00:16.441 CST ] [SQLEngine.initialize:415] Waiting for m_bReaderStarted to be true
[Thread-54] [ 2013-03-01 23:00:16.678 CST ] [BasicStep.handleNonIgnorableError:430] oracle.sysman.assistants.util.UIMessageHandler@10cc730:messageHandler
[Thread-54] [ 2013-03-01 23:00:16.679 CST ] [BasicStep.handleNonIgnorableError:431] ORA-21561: OID generation failed
:msg
经过反复排查，发现这台虚拟机是复制的，我修改 /etc/sysconfig/network-scripts/ifcfg-eth0 和 /etc/sysconfig/network 文件后，忘记修改了 /etc/hosts 文件。
/etc/hosts 文件中的 host IP 与 hostname 映射仍然是源主机的，果断改正后重启服务器，然后重新安装就很快 pass 了。
转载请注明出处及原文链接：
http://blog.csdn.net/xiangsir/article/details/8627942