Database: * [yugabyte](https://www.yugabyte.com/) open source under Apache 2.0, supports the postgres protocol. Monitoring: * https://github.com/jaegertracing/jaeger * https://github.com/prometheus/prometheus * https://github.com/openzipkin/zipkin Graceful shutdown: * https://crates.io/crates/tokio-graceful-shutdown
Database:
Monitoring:
Graceful shutdown: