oracle DB control配置启动

今天打算启用一下 Database 11g的Database Control，发现初始并未安装:

[@test126 ~]$ emctl start
EM Configuration issue. /opt//product/11.1.0/test126.hurray.com.cn_dodd not found.

遇到这类问题，可以通过重新配置，来创建EM的配置文件：

[@test126 11.1.0]$ emca -config dbcontrol db -repos recreate

STARTED EMCA at Aug 28, 2007 11:54:40 AM
EM Configuration Assistant, Version 11.1.0.5.0 Production
Copyright (c) 2003, 2005, . All rights reserved.

Enter the following information:
Database SID: dodd
Listener port number: 1521
Password for SYS user: 
Password for DBSNMP user: 
Password for SYSMAN user: 
Password for SYSMAN user: Email address for notifications (optional): [e-mail]
Outgoing Mail (SMTP) server for notifications (optional): 
-----------------------------------------------------------------

You have specified the following settings

Database _HOME ................ /opt//product/11.1.0

Local hostname ................ test126.hurray.com.cn
Listener port number ................ 1521
Database SID ................ dodd
Email address for notifications ............... [e-mail]
Outgoing Mail (SMTP) server for notifications ...............

-----------------------------------------------------------------
Do you wish to continue? [yes(Y)/no(N)]: Y
Aug 28, 2007 11:56:58 AM .sysman.emcp.EMConfig perform
INFO: This operation is being logged at /opt//cfgtoollogs/emca/dodd/emca_2007_08_28_11_54_40.log.
Aug 28, 2007 11:57:01 AM .sysman.emcp.EMReposConfig invoke
INFO: Dropping the EM repository (this may take a while) ...
Aug 28, 2007 11:57:16 AM .sysman.emcp.EMReposConfig invoke
INFO: Repository successfully dropped
Aug 28, 2007 11:57:16 AM .sysman.emcp.EMReposConfig createRepository
INFO: Creating the EM repository (this may take a while) ...

Aug 28, 2007 12:08:35 PM .sysman.emcp.EMReposConfig invoke
INFO: Repository successfully created
Aug 28, 2007 12:08:47 PM .sysman.emcp.EMReposConfig uploadConfigDataToRepository
INFO: Uploading configuration data to EM repository (this may take a while) ...
Aug 28, 2007 12:11:45 PM .sysman.emcp.EMReposConfig invoke
INFO: Uploaded configuration data successfully
Aug 28, 2007 12:11:51 PM .sysman.emcp.util.DBControlUtil configureSoftwareLib
INFO: Software library configured successfully.
Aug 28, 2007 12:11:51 PM .sysman.emcp.EMDBPostConfig configureSoftwareLibrary
INFO: Deploying Provisioning archives ...
Aug 28, 2007 12:12:13 PM .sysman.emcp.EMDBPostConfig configureSoftwareLibrary
INFO: Provisioning archives deployed successfully.
Aug 28, 2007 12:12:13 PM .sysman.emcp.util.DBControlUtil secureDBConsole
INFO: Securing Database Control (this may take a while) ...
Aug 28, 2007 12:12:39 PM .sysman.emcp.util.DBControlUtil secureDBConsole
INFO: Database Control secured successfully.
Aug 28, 2007 12:12:39 PM .sysman.emcp.util.DBControlUtil startOMS
INFO: Starting Database Control (this may take a while) ...
Aug 28, 2007 12:14:04 PM .sysman.emcp.EMDBPostConfig performConfiguration
INFO: Database Control started successfully
Aug 28, 2007 12:14:04 PM .sysman.emcp.EMDBPostConfig performConfiguration
INFO: >>>>>>>>>>> The Database Control URL is <<<<<<<<<<<
Aug 28, 2007 12:14:16 PM .sysman.emcp.EMDBPostConfig invoke
WARNING: 
************************ WARNING ************************

Management Repository has been placed in secure mode wherein Enterprise Manager data will be encrypted. The encryption key has been placed in the file: /opt//product/11.1.0/test126.hurray.com.cn_dodd/sysman/config/emkey.ora. Please ensure this file is backed up as the encrypted data will become unusable if this file is lost.

***********************************************************
Enterprise Manager configuration completed successfully
FINISHED EMCA at Aug 28, 2007 12:14:16 PM

 10g中，配置方法与此相同。
配置完成之后就可以启动EM了：

[@test126 11.1.0]$ emctl start dbconsole
 Enterprise Manager 11g Database Control Release 11.1.0.6.0 
Copyright (c) 1996, 2007  Corporation. All rights reserved.
/console/aboutApplication
Starting  Enterprise Manager 11g Database Control ........ started. 
------------------------------------------------------------------
Logs are generated in directory /opt//product/11.1.0/test126.hurray.com.cn_dodd/sysman/log

如果是Linux环境，你可能还需要在iptables中开放1158端口，增加如下一行:
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 1158 -j ACCEPT

重新启动防火墙之后就可以通过IE在远端连接EM的Database Control了：

[root@test126 sysconfig]# service iptables restart
Flushing firewall rules: [ OK ]
Setting chains to policy ACCEPT: filter [ OK ]
Unloading iptables modules: [ OK ]
Applying iptables firewall rules: [ OK ]
Loading additional iptables modules: ip_conntrack_netbios_ns [ OK ]