[oracle] the problem that EM can't be opened
EM can't open https://ORACLE:1158/em: reason
C:\ Users\ Administrator > set oracle_sid=ora
C:\ Users\ Administrator > emctl status dbconsole
Oracle Enterprise Manager 11g is not running.
OracleDBConsleorcl is started in the service. Restart it.
If OracleDBConsleorcl is not started, you can use the command C:\ Users\ Administrator > emctl start dbconsole
If you find that OracleDBConsleorcl cannot be started, refer to this document http://blog.sina.com.cn/s/blog_a196f88f0100z7u0.html
[oracle dbconsoleorcl Supervisor Oracle client Operation]