Ozone Manager

This section describes the directory-related configuration properties used by Ozone Manager (OM).

Property Name	Description	Tags	Default/Example Value	Sample Value
`ozone.om.db.dirs`	Directory where the OzoneManager stores its metadata. If not defined, falls back to `ozone.metadata.dirs`.	`OZONE`, `OM`, `STORAGE`, `PERFORMANCE`	Empty (creates directory if it doesn't exist)	`/var/data/ozone/om`
`ozone.om.db.dirs.permissions`	Permissions for the metadata directories for Ozone Manager. Defaults to `750` if not defined.		`750`	`750`
`ozone.om.ratis.storage.dir`	Directory for storing OM's Ratis metadata like logs. Should use fast storage like SSD.	`OZONE`, `OM`, `STORAGE`, `MANAGEMENT`, `RATIS`	Falls back to `ozone.metadata.dirs` if undefined	`/var/data/ozone/ratis`
`ozone.om.ratis.snapshot.dir`	Directory for storing OM's snapshot-related files like the `ratisSnapshotIndex` and DB checkpoint.	`OZONE`, `OM`, `STORAGE`, `MANAGEMENT`, `RATIS`	Falls back to `ozone.metadata.dirs` if undefined	`/var/data/ozone/snapshot`
`ozone.om.snapshot.diff.db.dir`	Directory where OzoneManager stores snapshot diff-related data.	`OZONE`, `OM`	Falls back to `ozone.metadata.dirs` if undefined	`/var/data/ozone/diff`

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