Infrastructure

Web Site Monitoring

A-Team Systems offers fully interactive web site checks featuring content checking at two levels: **Basic Content Checking** We can monitor key pages for specific text strings to ensure your site is functioning at a basic level. Suggested content monitoring pages include: * Home page * Contact page * Login page (if applicable) Some things to keep in mind for this type of testing: * These checks are conducted once every 60 seconds, for each front and back end server. This m...

Load Balancer Error Pages

When the load balancer (NginX) cannot serve a page it has no choice but to return it's own error page to the user, typically looking something like this: Customizing this error page to be more consistent with the site you're serving can not only be more ascetically pleasing but also contain support information for the end user, for example: ** ** **How To Make A Custom Error Page** A-Team Systems lets you customize this page any way you wish, in the form of a single HTML file and s...

Advanced Web Server Fail-Over & Load Balancing Check

Basic Fail-Over By default A-Team Systems' front end load balancers (using NginX) keep track of which back end servers are functioning by seeing what HTTP code is returned when it processes a user driven request. In general terms, if a web server is returning 200 (OK) codes with its pages, it believes the peer is functional. If it returns a 500, 501, 502, or 503 it believes the server is having problems, will mark it down internally, and route traffic to a different one. This works well in th...

FreeBSD Datacenter Hardware Configuration Recommendations

This document is designed to give datacenter providers and ISPs a quick overview of A-Team's preferred server hardware configurations and guidelines. Please take these into consideration when building a new server on our behalf or for one of our clients. If you have any questions or concerns don't hesitate to contact us via this support portal or via phone at +1.877.883.1394 x1, thank you! **Operating System** Please do not install any operating system and leave the server(s) blank. A-Te...