Monitoring tutorial - IT technology blog
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Monitoring Elasticsearch and OpenSearch Clusters with Prometheus Exporter and Grafana: Tracking Index Health, Query Latency, and System Resources

A practical guide to monitoring Elasticsearch and OpenSearch clusters with Prometheus Exporter and Grafana, covering a comparison of approaches, elasticsearch_exporter setup, and alert configuration for JVM heap, unassigned shards, and disk watermark. Hard-won lessons from 6 months running 50 million documents in production.
Monitoring tutorial - IT technology blog
Posted inMonitoring

How to Install and Configure OpenObserve: A Next-Generation Logs, Metrics, and Traces Solution to Replace ELK Stack with 140x Lower Storage Costs

OpenObserve is a Rust-based observability solution that stores logs, metrics, and traces at up to 140x lower cost than ELK Stack, thanks to Parquet format and efficient data compression. This post shares hands-on experience installing OpenObserve with Docker, configuring Fluent Bit for log collection, querying with SQL, and setting up Alerts to avoid alert fatigue.
Monitoring tutorial - IT technology blog
Posted inMonitoring

Grafana Tempo: Setting Up Distributed Tracing and Integrating Loki + Prometheus in a Single Grafana

I once spent 3 hours debugging a slow request without finding the bottleneck — that's what pushed me to set up Grafana Tempo. This article walks through installing Tempo with Docker Compose, connecting it to Loki and Prometheus, and configuring OpenTelemetry from Python so that from a single trace ID you can jump straight to logs and metrics in just a few clicks.