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16.5.4. Install the mod_cluster Module Into Apache HTTPD or JBoss Enterprise Web Server HTTPD (RPM)
Prerequisites
- To perform this task, you must be using Apache HTTPD installed in Red Hat Enterprise Linux 6, or JBoss Enterprise Web Server, or the standalone HTTPD included as a separate downloadable component of JBoss EAP 6.
- If you need to install Apache HTTPD in Red Hat Enterprise Linux 6, use the instructions from the Red Hat Enterprise Linux 6 Deployment Guide, available from https://access.redhat.com/site/documentation/.
- If you need to install the stand-alone HTTPD included as a separate downloadable component of JBoss EAP 6, refer to Section 16.3.2, “Install the Apache HTTPD included with JBoss EAP 6 (ZIP)” .
- If you need to install JBoss Enterprise Web Server, use the instructions from the JBoss Enterprise Web Server Installation Guide, available from https://access.redhat.com/site/documentation/.
- You must be logged in with administrative (root) privileges.
- You must have an active subscription to the
jbappplatform-6-ARCH-server-VERS-rpmRHN channel.
The RPM installation method is similar between Red Hat Enterprise Linux 5 and 6, only requiring minor variations for Red Hat Enterprise Linux 6 users who have Apache HTTPD 2.2.15 installed.
- Install the
mod_cluster-nativepackage using YUM:yum install mod_cluster-native
- HTTPD 2.2.15:
- If you choose to stay on HTTPD 2.2.15, you must disable the
mod_proxy_balancermodule loaded by default by commmenting theLoadModule proxy_balancer_moduleline in the httpd.conf file.Either edit the file manually or use the following command:sed -i 's/^LoadModule proxy_balancer_module/#LoadModule proxy_balancer_module/;s/$//' /etc/httpd/conf/httpd.conf
- If you choose to upgrade to HTTPD 2.2.22, install the latest version using the following command.
yum install httpd
- To have the HTTPD service start at boot, execute the following command:
service httpd add
- Start the mod_cluster balancer with the following command:
service httpd start
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