In this chapter, we will cover the following points:
Ceph objects
The CRUSH algorithm
Placement groups
Ceph pools
Ceph data management
Ceph under the hood
You are now very well versed in the architecture of Ceph and its core components; next, we will focus on how Ceph does its magic in the background. There are a few elements that work undercover and form the basis of a Ceph cluster. Let's get to know about these in detail.