Preparing

emerge oracle jdk
add-apt-repository ppa:webupd8team/java
apt-get update
apt-get install oracle-java8-installer

Installing Jenkins

useradd -m jenkins
su - jenkins
wget http://mirrors.jenkins-ci.org/war/latest/jenkins.war
java -Xms1G -Xmx2G -jar jenkins.war >jenkins.log 2>&1 & >jenkins.pid

Configuring Jenkins

Navigate to http://yourhost:8080/

Manage Jenkins » Configure Global Security

Add some useful modules

Manage Jenkins -> Manage Plugins

Add these: Git Client Plugin, HipChat Plugin, Slack Notification Plugin

http://jenkins.example.com:8080/pluginManager/api/json?pretty=true https://wiki.jenkins-ci.org/display/JENKINS/Securing+Jenkins http://soldering-iron.blogspot.com/2014/01/jenkins-performance-hints.html