Oracle Enterprise Manager is a web-based interface for controlling an Oracle database.

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7
votes
2answers
2k views

Oracle 12c Express Enterprise Manager webpage does not load

Problem summary When browsing to the Oracle 12c EM Express webinterface, the page times-out when using a URL like: http(s)://hostname:5500/em http(s)://hostname.domain:5500/em When using a url ...
5
votes
2answers
26k views

Oracle Enterprise Manager 11g dbconsole “Internet Explorer cannot display the webpage”

The dbconsole is configured and started, but when I navigate to it, Internet Explorer shows the page stating that "Internet Explorer cannot display the webpage". This is the error that means that IE ...
5
votes
1answer
72 views

What is Utility_DSN?

I'm not exactly sure when it happened, but I've started noticing that some of the hosts in my Enterprise Manager grid have a target named UTILITY_DSN. Does anyone know what this is? The one I noticed ...
4
votes
2answers
4k views

Oracle Enterprise Manager read-only access for non-administrative users

Can access to OEM be restricted to the point where you can allow a non-admin user access to it but they can't modify any objects but can still view performance data, alerts, sessions, etc? I am a ...
3
votes
3answers
13k views

Oracle Enterprise Manager (OEM) locking SYSMAN account

Why does Oracle Enterprise Manager reset my SYSMAN account to LOCKED(TIMED) status? I've tried rebuilding Enterprise Manager, and re-installation of Enterprise Manager, which always works, until the ...
2
votes
1answer
794 views

“Unable to display page” with Oracle 12c Enterprise Manager Database Express

i'm using redhat 6, installed 12.1.0.2 of oracle and created a database. database (dev12ee1) is a non-container database, there is also an 11g database on the server (dev11ee1) lsnrctl status shows ...
2
votes
1answer
552 views

Reorganize Objects in OEM - Host Credentials do not have enough privileges

When I try to re-organize objects from OEM (11g) and enter my host credentials (not "oracle"), I get the message: "An error occurred verifying the host credentials. Make sure the credentials are ...
2
votes
0answers
2k views

Oracle 12c Enterprise Manager Database Express Subsequent Installation on Windows Server 2012

I have an Oracle 12c database instance which was installed without the option for configuring the "Enterprise Manager (EM) Database Express" How can i install it subsequent for a running instance? ...
1
vote
1answer
756 views

Enterprise Manager Database Control on host with an underscore in it's name

I know it sounds awkward, but Enterprise Manager is refusing to be set up because of an underscore in the server name: C:\>emca -deconfig dbcontrol db -repos drop STARTED EMCA um 30.05.2012 13:21:...
1
vote
2answers
3k views

Oracle 12c Express Enterprise Manager on Centos 6.5 is not reachable

I have Centos 6.5, and installed Oracle 12c. As dbca utility says after configuring new db, EM Express should be available on https://hostname:5500/em In fact, it is not. Neither on localhost nor by ...
1
vote
1answer
644 views

Oracle Enterprise Manager font problem, some text is displayed in Chinese and with squares

In Oracle Enterprise Manager 11g database control in the following section: Setup->Monitoring Templates->"Choose template name and click Edit button"->Policies tab Texts are displayed in ...
1
vote
1answer
1k views

OEM 11g alerts and notifications arrive together

I setup the OEM with the Idea to receive Critical messages (emails when the DB, listener, agents and host are down/up) but it doesn't seem to be working. If I "shutdown abort" the database I wont ...
1
vote
0answers
679 views

What are the host credentials for Enterprise Manager 11g?

I am trying to use Database Replay in 11g Release 1 using Enterprise Manager. In the last step it asks for 'Host Credentials' to start the capture. But when I give the username and password for the ...
0
votes
2answers
6k views

oracle active sessions waiting for scheduler

Load on my 11g RAC looks like this: and I don't understand how to get insight into what this "scheduler" wait class is. It seems like "scheduler" that it refers to is the process that runs ...
0
votes
1answer
3k views

oracle enterperise manager start error

i have oracle database 11GR2 on windows 7 when i want to start enterprise manager , the error in below is shown : Microsoft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. All ...
0
votes
1answer
35 views

Configure Oracle EM to Send Emails

We are using Oracle 11gr2 installed on Linux. Tried to use Enterprise Manager to send email alerts in case of tablespace is near to full. Alerts are generated on EM but no emails are received when ...
0
votes
0answers
55 views

Are all Oracle DB Control features available in Enterprise Manager Express or Cloud Control?

I'm having a hard time figuring out if the new replacements for DB Control (Express and Cloud Control) support all of the features that were available in DB Control. I know Express is very limited, so ...
0
votes
0answers
220 views

oracle emca refusing sys password

I want to reconfigure enterprise manager and change dbcontrol http port but emca is refusing the sys password yet am sure its the correct one am using with sqlplus and even logging onto em db web app. ...
0
votes
1answer
111 views

EMStagePatches_$ORACLE_SID is using up space

We have this directory: $ORACLE_HOME/EMStagePatches_$ORACLE_SID We are running out of space and this directory is using up a lot of space. Is it safe to delete it? I think it is something to do ...
0
votes
0answers
168 views

Enterprise Manager goes pink, legend color for other

To whom it may respond to, While monitoring our databases, we have seen that one of EM screens has gone pink, the color stands for OTHER at the legend. We have checked alert log and trc files, ...
0
votes
0answers
566 views

ClassNotFoundException when trying to deconfig Oracle Enterprise Manager

The Enterprise Manager for my Oracle 11.2 installation doesn't work anymore as described in How can I change the connection descriptor used by Oracle Enterprise Manager? and I tried to re-configure it ...