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VictoriaMetrics Observability Blog
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Filter: Observability
Blog posts

How VictoriaLogs Stores Your Logs in a Columnar Layout
A beginner-friendly tour of how VictoriaLogs stores your logs on disk: streams and daily partitions, immutable parts, blocks and columns, and the files inside a part (timestamps, values, bloom filters, column headers, and the two-level index) that let a query read only the bytes it needs.

Multi-tiered Observability: A Practical Way to Handle Diverse Workloads
Discover multi-tier observability architecture with VictoriaMetrics OSS. Learn how to isolate default, high-cardinality, and business-critical workloads into separate tiers with optimized retention periods, ingestion resolution, cardinality limits, alerting policies, and cost controls.

What's new in VictoriaMetrics Anomaly Detection (Q1 2026)
Q1 2026 brought incremental but important updates to VictoriaMetrics Anomaly Detection: UI improvements, AI assistance inside the UI, a public traces playground, new false-positive reduction controls, and continued resource optimizations.

What’s new in VictoriaMetrics Anomaly Detection (2025)
VictoriaMetrics Anomaly Detection has had a productive year with lots of user feedback that has had a major impact on product development. We’ve added improvements across the board: in core functionality, simplicity, performance, visualisation and AI integration. In addition to bug fixes and speedups, below is a list of what was accomplished in 2025.

Vibe coding tools observability with VictoriaMetrics Stack and OpenTelemetry
Learn how to add observability to Vibe Coding Tools using OpenTelemetry and the VictoriaMetrics Stack. This guide explains how to configure popular vibe coding tools to export their metrics telemetry and get insights about your vibe coding sessions.

VictoriaMetrics 2025 Developer Experience: A Year in Review
In 2025, VictoriaMetrics deepened its commitment to open source, community, and developer experience across the global cloud-native ecosystem. This year-in-review reflects on key observability themes, global engagement, OpenTelemetry contributions, and the people and conversations that shaped the year.

AI Agents Observability with OpenTelemetry and the VictoriaMetrics Stack
Learn how to add observability to AI agents using OpenTelemetry and the VictoriaMetrics Stack. This guide explains how to instrument popular LLM frameworks and visualize metrics, logs, and traces in Grafana.

Discarding gRPC-Go: The Story Behind OTLP/gRPC Support in VictoriaTraces
Why did VictoriaTraces build gRPC support without using gRPC-Go? And what are the benefits of adopting a simple HTTP/2 server and easyproto?

Full-Stack Observability with VictoriaMetrics in the OTel Demo
The OpenTelemetry Astronomy Shop demo has long served as a reference environment for exploring observability in distributed systems, but until now it shipped with only a Prometheus datasource. VictoriaMetrics forked the demo and extended it with VictoriaMetrics, VictoriaLogs, and VictoriaTraces, providing insights into VictoriaMetrics’ observability stack where metrics, logs, and traces flow into a unified backend.