Istio.io is an open platform that provides a uniform way to connect, manage, and secure microservices. This article describes installing and running on OpenShift (>=1.5 as of now) only. If you would like to know more theory I encourage you to read this post by @christianposta
Note that some of the permissions mentioned in this article may be more than what is needed. I plan to do further research and publish another article or comments on this post with accurate permissions in the future. For updates follow me on twitter @debianmaster
Run as Cluster Administrator on Master
oc login -u system:admin
Istio installation requires that you are the cluster-admin; you can use any cluster admin user for this purpose.