Ceph BlueStore — a New Storage Backend in Ceph
summary
Overview of software-defined storage (SDS) and why an object store was needed, followed by rationale for choosing Ceph over alternatives (GlusterFS, Swift, IBM Elastic Storage, Huawei OceanStor). Explains Ceph features beyond object storage (RBD, CephFS), server-side architecture, and introduces BlueStore as a new on-disk backend comparing its performance versus the traditional filesystem-backed store, noting BlueStore was still a tech preview and providing test metrics and references.
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