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1. The dynamic, static requests
See URL distinction, html is static.
- Dynamic pages are ASP, PHP, JSP, http: //ASP.net,Perl, or programming languages such as CGI production.
Also known as dynamic link dynamic pages, written in English is: Dynamic URL. - Dynamic content on the page exists in the database, according to different requests issued by the user, which provides personalized web content; dynamic page content is not present on the page, but in the database, thereby greatly reducing the workload of site maintenance; using dynamic web site technology can achieve more functionality, such as user registration, user login, online surveys, user management, order management, and so on; static pages can not achieve these functions.
2.haproxy implement client access dynamic static separation
Step one: edit the configuration file /etc/haproxy/haproxy.cfg
Server1 in the profile to achieve their own polling, so serevr1 upload service httpd
Step two: Change httpd port, and restart the httpd service
Because the port serevr1 80 has been occupied
Step Three: In server3 in / var / www / html / images / directory decentralization picture
Step five: Restart server1 in haproxy Service
Step Six: Testing
Test 1: The dynamic access and for polling
When accessing static
At this point, there is no resource on the proxy server. On the resource in the specified real server
When a Dynamic Host access into standby mode: Test Two
At this time, no polling. When the primary server service normally visit only the main server. When the primary server dawdle off, standby server only provide services i.
