［转帖］apache 虚拟主机和负载均衡？

LoadModule weblogic_module libexec/mod_wl.so

<VirtualHost www.tianyue.com.cn>
DocumentRoot /opt/bea/user_projects/ECSNDomain/applications/DefaultWebApp
ServerName www.tianyue.com
<IfModule mod_weblogic.c>
WebLogicHost www.tianyue.com
WebLogicPort 7001
MatchExpression *.jsp
</IfModule>
<Location /DownloadServlet>
SetHandler weblogic-handler
</Location>
</VirtualHost>

<VirtualHost www.noya.com>
DocumentRoot /opt/bea/user_projects/ECSNDomain/applications/noyakee
ServerName www.noyakee.com
<IfModule mod_weblogic.c>
WebLogicHost www.noya.com
WebLogicPort 7001
MatchExpression *.jsp
</IfModule>
<IfModule mod_dir.c>
DirectoryIndex index.html
</IfModule>
</VirtualHost>

<VirtualHost www.iem.org.cn>
DocumentRoot /opt/bea/user_projects/ECSNDomain/applications/iem
ServerName www.iem.com
<IfModule mod_weblogic.c>
WebLogicHost www.iem.com
WebLogicPort 7002
MatchExpression *.jsp
</IfModule>
<IfModule mod_dir.c>
DirectoryIndex index.jsp index.html
</IfModule>
<Location /DownloadServlet>
SetHandler weblogic-handler
</Location>
</VirtualHost>

利用 mod_proxy 来做负载均衡，下面这个配置

ProxyPass /images !
ProxyPass /css !
ProxyPass /js !

ProxyPass / balancer://example/
<Proxy balancer://example/>
BalancerMember http://server1:8080/
BalancerMember http://server2:8080/
BalancerMember http://server3:8080/
</Proxy>