Blog : Deciding between mod_jk, mod_proxy_http and mod_proxy_ajp

posted by mthomas on June 16, 2010 07:06 AM

Over the years there have been a number of connectors developed to enable Apache httpd to communicate with Tomcat that have used a variety of protocols. When searching the web for information on how to do this, it isn't unusual to stumble across some really bad, out of date advice. So first of all the only options you should consider for this are:

All of the other other options have not been supported for a number of years so you should avoid mod_jk2, mod_jserv, mod_webapp and any other module that isn't discussed here.

My experience with providing support to SpringSource customers is that a typical customer is more likely to hit a bug in mod_proxy_ajp than they are in mod_jk or mod_proxy_http. It isn't that mod_proxy_ajp is particularly buggy, I used it myself for 18 months on a production system without a single issue, but that it has a few more bugs than the other two modules. The situation is improving but at the time of writing I would rank mod_jk and mod_proxy_http above mod_proxy_ajp.

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Operations, Security | mod_jk, mod_proxy_ajp, mod_proxy_http

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