WWR2 : IBM Storage Ceph Ready Nodes : Ceph’s Approach : IBM Storage Ceph Pools
IBM Storage Ceph Pools
This core, known as Reliable Autonomic Store (RADOS) provides the following features:
Provide a storage access entity for each access method (file, block and object)
Each pool has an assigned data redundancy schema (e.g. replicated, erasure-coded)
Storage pools are usually thin provisioned
Each data object can only “live” in one Ceph pool
Figure 270 IBM Storage Ceph Ready Nodes RADOS