In this chapter, we will build upon the project structure we set out in Chapter 5 and add durable state, or persistence, as a feature to our grains.
Orleans has an in-built persistence feature. However, Orleans does not store data within the cluster; instead, data is stored in an external storage system of your choice. Orleans provides the plumbing for the grain’s state to be serialized and stored and to automatically load this state when a grains is reactivated.
This is an entirely optional feature. If you wish to ...