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Ceph under the Hood

In this chapter, we will cover the following recipes:

Ceph scalability and high availability
Understanding the CRUSH mechanism
CRUSH map internals
CRUSH tunables
Ceph cluster map
High availability monitors
Ceph authentication and authorization
I/O path from a Ceph client to a Ceph cluster
Ceph placement group
Placement group states
Creating Ceph pools on specific OSDs

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