Concepts

Ozone Architecture

Ozone's architectural elements are explained in the following pages. The metadata layer, data layer, protocol bus, replication layer and Recon are discussed in the following pages. These concepts are useful if you want to understand how ozone works in depth.

Overview

Ozone’s overview and components that make up Ozone.

Overview

Ozone Manager

Ozone Manager is the principal name space service of Ozone. OM manages the life cycle of volumes, buckets and Keys.

Ozone Manager

Storage Container Manager

Storage Container Manager or SCM is the core metadata service of Ozone. SCM provides a distributed block layer for Ozone.

Storage Container Manager

Datanodes

Ozone supports Amazon’s Simple Storage Service (S3) protocol. In fact, You can use S3 clients and S3 SDK based applications without any modifications with Ozone.

Datanodes