This is the DC/OS tutorials section, covering how to use DC/OS components as well as stateless and stateful DC/OS services. Typically, the services discussed here are available and installable from the Universe.
DC/OS examples repository
These tutorials, located in the dcos/examples GitHub repo, contain examples of how to install and use DC/OS services.
You can use autoscaling to automatically increase or decrease computing resources based on usage so that you’re using only the resources you need. Here are some examples to show you how to implement autoscaling for your services.
In this tutorial you install and deploy a containerized Ruby on Rails app named Tweeter. Tweeter is an app similar to Twitter that you can use to post 140-character messages to the internet. Then, you use Zeppelin to perform real-time analytics on the data created by Tweeter.
A stateful service acts on persistent data. Simple, stateless services run in an empty sandbox each time they are launched. In contrast, stateful services make use of persistent volumes that reside on agents in a cluster until explicitly destroyed.
This tutorial illustrates how labels can be defined using the DC/OS web interface and the Marathon HTTP API, and how information pertaining to applications and jobs that are running can be queried based on label value criteria.