Prometheus
Metrics: Time-series database for service performance.
Observability
Huddle utilizes a unified observability stack to monitor performance and diagnose distributed issues across microservices.
Instrumentation
Section titled “Instrumentation”All services are instrumented using OpenTelemetry. This provides a vendor-neutral standard for collecting telemetry data.
The LGTM Stack
Section titled “The LGTM Stack”We leverage the Grafana Labs ecosystem for data visualization and storage:
Loki
Logs: High-availability log aggregation system.
Tempo
Traces: Distributed tracing backend.
Grafana
Dashboards: Centralized alerting and visualization.
Diagnostics
Section titled “Diagnostics”- Metrics: Real-time monitoring of request latency, error rates, and resource utilization.
- Distributed Tracing: Visualization of request paths across the API, App, and Notification services.
- Logging: Structured logging for detailed post-mortem analysis and audit verification.