This tutorial requires that Jetty is installed as described at

This tutorial describes how to install Jenkins 1.4 with a jenkins.war file with Jetty 9. I installed it on ubuntu 12.04 but it shouldn’t be very different on other linux distributions.

Perform all steps as root.

First of all get the latest jenkins war (web archive) file!

cd /opt/jetty/webapps

Jetty will probably immediately detect the war file and does a hot deploy, but to be sure restart Jetty.

service jetty restart

I configured Jetty at port 8085, so More >