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16.5.4. Configure Server Advertisement Properties for Your mod_cluster-enabled HTTPD
For instructions on configuring your HTTPD to interact with the mod_cluster load balancer, refer to Section 16.5.3, “Install the mod_cluster Module Into Apache HTTPD or JBoss Enterprise Web Server HTTPD”. One aspect of the configuration which needs more explanation is server advertisement.
httpd.confassociated with your Apache HTTPD instance. This is often
/etc/httpd/conf/httpd.confin Red Hat Enterprise Linux, or may be in the
etc/directory of your stand-alone Apache HTTPD instance.
Procedure 16.6. Edit the httpd.conf file and implement the changes
AdvertiseFrequencyparameter, if it exists.If you have a line like the following in your
<VirtualHost>statement, comment it out by putting a
#(hash) character before the first character. The value may be different from
Add the directive to disable server advertisement.Add the following directive inside the
<VirtualHost>statement, to disable server advertisement.
Enable the ability to receive MCPM messages.Add the following directive to allow the HTTPD server to receive MCPM messages from the worker nodes.
Restart the HTTPD server.Restart the HTTPD server by issuing one of the following, depending on whether you use Red Hat Enterprise Linux or Microsoft Windows Server.
Red Hat Enterprise Linux
[root@host ]# service httpd restart
Microsoft Windows Server
C:\> net service http C:\> net service httpd start
The HTTPD no longer advertises the IP address and port of your mod_cluster proxy. To reiterate, you need to configure your worker nodes to use a static address and port to communicate with the proxy. Refer to Section 16.5.5, “Configure a mod_cluster Worker Node” for more details.