Oracle SuperCluster T5-8, Owner'S Manual

Page: 234 / 356

Configuring Grid Link Data Source for Dept1_Cluster1
10.
Activate changes, and restart the Managed Servers.
11.
Manually add the system property -Djava.net.preferIPv4Stack=true to the
startWebLogic.sh script, which is located in the bin directory of base_domain,
using a text editor as follows:
a.
Locate the following line in the startWebLogic.sh script:
. ${DOMAIN_HOME}/bin/setDomainEnv.sh $*
b.
Add the following property immediately after the above entry:
JAVA_OPTIONS="${JAVA_OPTIONS} -Djava.net.preferIPv4Stack=true"
c.
Save the file and close.
12.
Restart all Managed Servers as follows:
a.
In the administration console, click Environment > Servers. The Summary of
Servers page is displayed.
b.
Select a Managed Server, such as WLS1, by clicking WLS1. The Settings for
WLS1 page is displayed.
c.
Click the Control tab. Select WLS1 in the Server Status table. Click Start.
d.
Repeat these steps for each of the Managed Servers in the WebLogic
cluster.
Note -
To verify that multiple listening ports were opened, you can either run the
netstat -na
command on the command line or check the Managed Server logs.
Configuring Grid Link Data Source for Dept1_Cluster1
You must create a Grid Link Data Source for JDBC connectivity between Oracle WebLogic
Server and a service targeted to an Oracle RAC cluster. It uses the Oracle Notification Service
(ONS) to adaptively respond to state changes in an Oracle RAC instance. These topics describe:
■
“Grid Link Data Source” on page 235
■
“Create a GridLink Data Source on Dept1_Cluster1” on page 236
234 Oracle SuperCluster T5-8 Owner's Guide • May 2016