Baptiste Assmann Baptiste Assmann | Jan 26, 2015 | LOAD BALANCING / ROUTING, TECH
Synopsis Let’s take a web application platform where many HTTP Host header points to. Of course, this platform hosts many backends and HAProxy is used to perform content switching based on the Host header to route HTTP traffic to each backend. HAProxy map...
Baptiste Assmann Baptiste Assmann | Apr 28, 2014 | LOAD BALANCING / ROUTING, TECH
Apache mod_proxy Apache webserver is a widely deployed modular web server. One of its module is called mod_proxy. It aims to turn the web server into a proxy / reverse proxy server with load-balancing capabilities. At HAProxy Technologies, we only use HAProxy :). Heh,...
Baptiste Assmann Baptiste Assmann | Feb 13, 2014 | LOAD BALANCING / ROUTING, TECH
Why we may need multiple default gateways? Nowadays, Application Delivery controllers (aka Load-Balancers) become the entry point for all the applications hosted in a company or administration. That said, many different type of population could access the...
Baptiste Assmann Baptiste Assmann | Jan 17, 2014 | LOAD BALANCING / ROUTING, TECH
Synopsis HAProxy is a Load-Balancer, this is a fact. It is used to route traffic to servers to primarily ensure applications reliability. Most of the time, the sessions are locally stored in a server. Which means that if you want to split client traffic on multiple...
Baptiste Assmann Baptiste Assmann | Dec 23, 2013 | LOAD BALANCING / ROUTING, TECH
Synopsis One of HAProxy strength is that it is flexible and allows to redirect traffic based on events and internal status. In the current article, I’ll show how HAProxy can be useful to handle traffic when worst cases happen. By worst case I mean the moment...
Baptiste Assmann Baptiste Assmann | Sep 16, 2013 | LOAD BALANCING / ROUTING, TECH
Transparent Proxy HAProxy works has a reverse-proxy. Which means it maintains 2 connections when allowing a client to cross it: – 1 connection between HAProxy and the client – 1 connection between HAProxy and the server HAProxy then manipulate buffers...
