# Data Model: Namespace Consistency

- Namespace
  - id: u32
  - name: string
  - mode: ConsistencyMode (strong | eventual)
  - explicit: bool (true when user-configured; false when created implicitly)

- NamespaceModeDiff
  - namespace: string
  - self_id: u32
  - other_id: u32
  - self_mode: ConsistencyMode
  - other_mode: ConsistencyMode

- ClusterConfig
  - namespaces: [Namespace]
  - default_mode: ConsistencyMode

- ConsistencyMode
  - values: strong | eventual

- ConvergenceLag
  - p50_ms: u64
  - p95_ms: u64
  - max_ms: u64