The VictoriaMetrics Observability Blog

How DreamHost Slashed Memory Usage by 80% and Scaled to 76 Million Time Series

VictoriaMetrics delivers a complete open-source observability stack, combining a highly scalable time series database with a powerful log management system. This streamlined, single-binary solution simplifies deployment while providing fast, cost-effective monitoring and logging at any scale.

Upcoming Conferences & Meetups: Where to Meet Our Team

We love connecting with our community in person, and the next few months are packed with opportunities to do just that. Our team will be attending (and in some cases, speaking at) several conferences and meetups. If you’re planning to be there, we’d love to meet you—here’s where you can find us.

VictoriaMetrics Long-Term Support (LTS): H2 2025 Update

As we’re half-way through the year, we’d like to take this opportunity to provide an update on the most recent changes in our Long-Term Support (LTS) releases.

Creating a Sustainable Open Source Business Model - Introduction

Open source defies everything you’ve ever heard or learned about business before. This blog post is an introduction to how we’re creating a sustainable business model rooted in open source.

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.

Alerting Best Practices

Proper alerting is an art. It is all about foreseeing bad scenarios before they happen, so you can prepare for them. In this article, we go through practical recommendations of approaching the alerting to reduce alerting fatigue and avoid false positives.

vmanomaly Deep Dive: Smarter Alerting with AI (Tech Talk Companion)

Tech Talk: In this post, we explore vmanomaly through the eyes of its creators. Learn how this AI-powered alerting system helps cut through noise, avoid static rule spaghetti, and deliver actionable insights directly from your monitoring data.

VictoriaLogs Practical Ingestion Guide for Message, Time and Streams

VictoriaLogs uses three core concepts: message, time, and stream fields to structure log data. Too few streams create fat streams that are slow to query, while too many unique stream combinations create high cardinality problems…

Monotonic and Wall Clock Time in the Go time package

Operating systems expose a wall clock that can leap or slew with NTP and a monotonic clock that never runs backward. In Go, only time.Now (might) carries both readings, while values from time.Parse, time.Date, etc., are wall-clock-only—so naïve equality checks or time.Since on those can mislead when the system clock shifts.

Hello Singapore! VictoriaMetrics Cloud Expands to Asia Pacific

We’re excited to announce a new deployment region for VictoriaMetrics Cloud in ap-southeast-1 (Singapore), making it easier for users in Asia Pacific to run low-latency VictoriaMetrics Cloud stacks closer to home.