Learn how to deploy and manage real-time applications on Cloud Foundry using common Node.js examples and Redis key-value store capabilities. Common applications being built on Node.js like social networking and chat require real-time scaling capabilities across multiple instances. Developers need to deal with sticky sessions, scale-up, scale-down, instance crash/restart, and more. Cloud Foundry PaaS provides a ready platform to achieve this quickly.
More information on this topic: http://blog.cloudfoundry.com/2013/01/24/scaling-real-time-apps-on-cloud-foundry-using-node-js-and-redis/