Drupal, Zimbra, Linux, Web

I found out a good tutorial here about installing Ubuntu Hardy 8.04 Server on Xen

Just follow the step-by-step and you are good to go !

http://community.citrix.com/blogs/citrite/anilma/2008/07/02/Installing+Ubuntu+on+XenServer

If you are installing rjb on debian, you probably will need jni.h

sudo apt-get install sun-java5-source
export JAVA_HOME=/usr/lib/jvm/java-1.5.0-sun-xxxxxxxxxx

sudo gem install rjb