This guide explains the architecture of VictoriaMetrics, details a step‑by‑step Helm deployment on a Kubernetes cluster, covers data collection from multiple clusters, storage persistence, Grafana dashboard setup, and alerting configuration using vmalert and webhook integration.
This article explains the architecture of Prometheus V2, detailing its on‑disk block layout, chunk and index formats, the inverted index mechanism, and how queries locate and retrieve time‑series data, while also covering in‑memory structures and practical usage patterns.
This guide walks through using vmbackup to create snapshots, perform incremental and full backups to various storage backends, and restore data with vmrestore, including command examples, troubleshooting tips, and best practices for VictoriaMetrics data protection.
This article presents a comprehensive overview of IoT server architecture, detailing core components such as device access, parsing, rule engine, time‑series databases, big‑data platforms, MQTT communication, high‑availability designs, router performance optimizations, data consistency considerations, and practical deployment challenges.
This article introduces Prometheus as an open‑source monitoring system and time‑series database, explains its core components such as Server, Exporter, PushGateway and Service Discovery, and provides step‑by‑step Docker deployment instructions together with Grafana integration for visualizing metrics.
This article explains InfluxDB's built‑in monitoring system, internal measurements, useful commands, HTTP endpoints, and provides detailed instructions for performing full backups and restores, including configuration tweaks, command syntax, and important considerations about formats and data ranges.
