(I work on SeaweedFS) How about using SeaweedFS? https://github.com/chrislusf/seaweedfs https://github.com/chrislusf/seaweedfs With your dedicated server, the

(I work on SeaweedFS) How about using SeaweedFS? https://github.com/chrislusf/seaweedfs https://github.com/chrislusf/seaweedfs With your dedicated server, the latency is consistent, No API/network cost. Extra data can be tiered to S3. SeaweedFS as a Key-Large-Value store https://github.com/chrislusf/seaweedfs/wiki/Filer-as-a-Key-Large-Value-Store https://github.com/chrislusf/seaweedfs/wiki/Filer-as-a-Key-L... Cloud Tiering https://github.com/chrislusf/seaweedfs/wiki/Cloud-Tier https://github.com/chrislusf/seaweedfs/wiki/Cloud-Tier