Observability Stack – Cluster

🧠 Core Platform

Kubernetes (EKS) – Container orchestration and control plane

Istio – Service mesh with observability features

🔭 Telemetry Collection

OpenTelemetry – Standardized collection of metrics, logs, and traces

📈 Metrics Collection & Storage

Prometheus – Metrics collection and alerting

Thanos – Long-term storage and high availability for Prometheus

InfluxDB – Time-series database for telemetry data

📄 Logging

OpenSearch – Scalable log storage and search

ELK Stack (Elasticsearch, Logstash, Kibana) – Log collection, processing, and visualization

📊 Visualization & Dashboards

Grafana – Unified observability dashboard for metrics, logs, and traces