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Technology

Grafana Beyla: Auto-Instrumentation Without Touching Code

Grafana Beyla is an eBPF agent that automatically instruments existing applications without touching their code: it observes kernel syscalls and generates OpenTelemetry traces and RED metrics for services written in Go, Java, Python, Node, and Rust. It gives broad, immediate coverage, but it does not replace the manual SDK for business metrics and internal logic.

Technology

Loki at Scale: Lessons from High-Volume Logs

Loki indexes only labels, not log content, which cuts storage costs dramatically compared to Elasticsearch. The main production risk is cardinality explosion each unique label-value combination generates a stream that inflates the index and slows queries. Separating read and write paths ensures a heavy query cannot saturate ingestion.