Storage & Databases

Narwhal provides a production-grade storage tier spanning file, object, and relational database systems.

Storage Engines

1. NFS PersistentVolumes (nfs-quota-agent):
   • Shared XFS storage hosted on master-1
   • Strict per-PV byte limits enforced via Linux XFS Project Quotas
2. SeaweedFS S3 Object Storage:
   • High-throughput distributed S3-compatible object storage
   • Target backend for Velero snapshots, Loki chunks, and Tempo blocks
3. CloudNativePG (PostgreSQL):
   • High-availability PostgreSQL cluster backing Keycloak, Gitea, and APISIX
   • Automated streaming replication and continuous Barman WAL archiving