<A target="_blank" href="http://www.seancull.co.uk/public/seancull.nsf/dx/852-xpages-runtime-engine-faced-an-outofmemoryerror-on-ec2.htm">Sean Cull tried upgrading his EC2 Ubuntu 8.04 instance to Domino 8.5.2</A> but ran into a series of problems. All of which has left him with a number of questions.