OEM一旦建立以后，LINUX的主机名(hosts)就不要去改变。
[oracle@redhat4 ~]$ emctl start dbconsole
OC4J Configuration issue. /u01/app/oracle/product/11.2.0/dbhome_1/oc4j/j2ee/OC4J_DBConsole_redhat4.7_ORCL not found.
[oracle@redhat4 ~]$ cd /u01/app/oracle/product/11.2.0/dbhome_1/oc4j/j2ee/
[oracle@redhat4 j2ee]$ ls -l
total 72
-rw-r--r-- 1 oracle oinstall 1006 Oct 6 16:20 deploy_db_wf.ini
drwxr-xr-x 14 oracle oinstall 4096 Oct 6 16:17 home
drwxr-xr-x 3 oracle oinstall 4096 Oct 6 16:15 oc4j_applications
drwxr-x--- 6 oracle oinstall 4096 Oct 6 16:15 OC4J_DBConsole
drwxr-x--- 10 oracle oinstall 4096 Oct 6 17:36 OC4J_DBConsole_redhat4.7_ora11g
drwxr-x--- 10 oracle oinstall 4096 Oct 6 16:27 OC4J_DBConsole_redhat4.7_orcl
drwxr-xr-x 5 oracle oinstall 4096 Oct 6 16:15 OC4J_Workflow_Component_Container
drwxr-xr-x 5 oracle oinstall 4096 Oct 6 16:15 OC4J_Workflow_Management_Container
drwxr-xr-x 2 oracle oinstall 4096 Oct 6 16:17 utilities
[oracle@redhat4 ~]$ vi .bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
PATH=$PATH:$HOME/bin
export PATH
unset USERNAME
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=/u01/app/oracle/product/11.2.0/dbhome_1
export ORACLE_SID=orcl
#export ORACLE_SID2=ora11g
export NLS_LANG=AMERICAN_AMERICA.ZHS16GBK
export PATH=$PATH:$ORACLE_HOME/bin:.
export ORACLE_UNQNAME=$ORACLE_SID
[oracle@redhat4 ~]$ source .bash_profile
[oracle@redhat4 ~]$ emctl status dbconsole
Oracle Enterprise Manager 11g Database Control Release 11.2.0.1.0
Copyright (c) 1996, 2009 Oracle Corporation. All rights reserved.
https://redhat4.7:1158/em/console/aboutApplication
Oracle Enterprise Manager 11g is running.
------------------------------------------------------------------
Logs are generated in directory /u01/app/oracle/product/11.2.0/dbhome_1/redhat4.7_orcl/sysman/log
[oracle@redhat4 ~]$ export ORACLE_SID=ora11g
[oracle@redhat4 ~]$ emctl status dbconsole
Oracle Enterprise Manager 11g Database Control Release 11.2.0.1.0
Copyright (c) 1996, 2009 Oracle Corporation. All rights reserved.
https://redhat4.7:5500/em/console/aboutApplication
Oracle Enterprise Manager 11g is running.
------------------------------------------------------------------
Logs are generated in directory /u01/app/oracle/product/11.2.0/dbhome_1/redhat4.7_ora11g/sysman/log
[oracle@redhat4 ~]$ netstat -tulnp|grep 1158 #port
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
tcp 0 0 :::1158 :::* LISTEN 9936/java
[oracle@redhat4 ~]$ netstat -tulnp|grep 5500 #port
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
tcp 0 0 :::5500 :::* LISTEN 22639/java
[oracle@redhat4 ~]$ w
21:06:10 up 7:43, 4 users, load average: 0.05, 0.06, 0.07
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root 192.168. 192.168.10.1 13:28 0.00s 0.00s 0.13s /usr/bin/gnome-session
root :0 - 14:22 ?xdm? 16:10 0.06s /usr/bin/gnome-session
root pts/1 192.168.10.1:0.0 19:40 4:25 0.07s 0.07s -bash
root pts/2 192.168.10.1 20:59 0.00s 0.00s 0.00s w