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"They
are alive and well somewhere, the smallest sprout shows there
is really no death..."
-George
Washington Carver (1864-1943)
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What are J2EE and OC4J?
Think of J2EE as an
application and OC4J as an instance. You deploy the J2EE applications
to the OC4J instance.
What are the Oracle
configurations Infrastructure Services?
- Identity
Management: It provides Internet Directory (OID) and Single
Sign-On capabilities.
- Central
Management: It centrally manages an application server instance
with a separately installed Oracle management Agent (OMA).
- Oracle
Application Server Clusters: It manages multiple instances
using one database repository. You can configure a J2EE and Web Cache
instance to use a metadata repository.
How can I access to the
Oracle Application Server Topology?
http://application-server:1810/emd/console/ias/topology/topologyjsp
- or -
http://application-server:1810/emd/console/ias/topology/topologyapplet
How can I deploy an OC4J
Application?
1- Create an OC4J instance:
On the Application Server Control Home page, click create OC4J
instance. Then enter instance name, and click Create.
2- Add a data source:
Select the create instance. Click the Administration tab; and under
Application Defaults, select Data Sources and click Create. Enter the
application data source information, and then click Create.
3- Deploy a J2EE
application: Click Application, from the created instance. Click
Deploy EAR file. Click browse and select the .ear file of the
application you want to deploy. Enter an application name and then
click Continue.
4- Now, we can monitor the
OC4J application from the Application Server control.
What is ASLM –
Application Service Level Management?
With ASLM, you manage
application availability, monitor application performance, and
diagnose application response-time issues.
What are beacons?
Beacons are a function of
the Management Agent. It has responsibility of replaying transactions
at specified time and measure the performance and response times of
the transaction. To create it, click Management system, agents, and
select the agent you want to configure as a beacon. Select it from the
drop-down and then click Go. Once you give it a name and proxy
information, click OK.
How to configure Web
Applications for monitoring an application?
Do the following steps to
configure Web application for monitoring.
1- Create the Web
application.
2- Create transactions.
3- Create and assign
beacons to Web applications.
4- Define availability.
5- Configure end-user
response-time monitoring.
6- Configure middle-tier
performance monitoring.
Basic commands an Oracle
Database Administrator must know (using default port).
Use the http://<oms
host>:7777 URL with your Web browser to connect to HTTP Server.
Use the ias_admin username
to connect to the OMS.
Use the iSQL*Plus tool if
was installed by using the http://<database host>:5560/isqlpus
URL to connect iSQL*Plus. Make sure that you have started the iSQL*Plus
on the database server (# isqlplusctl start).
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