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Architects' Tech Alliance

May 14, 2019 · Fundamentals

Understanding Ceph Architecture: RADOS, OSD, Monitor, and Data Mapping

The article provides a comprehensive overview of Ceph’s distributed storage architecture, explaining the roles of RADOS, OSD, Monitor, and Metadata Cluster, and detailing the three-step data mapping process from file to object, to placement group, and finally to OSD storage.

CRUSHCephDistributed Storage

0 likes · 9 min read

Understanding Ceph Architecture: RADOS, OSD, Monitor, and Data Mapping

Architects' Tech Alliance

Oct 21, 2018 · Fundamentals

Understanding Ceph Architecture: RADOS, OSD, PG Mapping and Data Placement

This article explains Ceph's distributed storage architecture, covering its origins, RADOS client interactions, cluster map updates, the roles of OSDs, Monitors, metadata clusters, and the three-step mapping process from files to objects, placement groups, and finally to storage devices using the CRUSH algorithm.

CRUSHCephData mapping

0 likes · 8 min read

Understanding Ceph Architecture: RADOS, OSD, PG Mapping and Data Placement