Datanode Internals

This section documents the internal workings of the Datanode.

📄️ Disk Layout

Ozone Datanodes manage physical disks (volumes) and organize data into containers. This page describes the directory structure and on-disk files used to store container data and metadata. For how Schema v3 consolidates metadata into one RocksDB per volume, see Datanode Container Schema v3.

📄️ Datanode Container Schema v3

TODO: Uncomment the link to this page in docs/05-administrator-guide/02-configuration/04-performance/04-RocksDB.md