https://www.sre.wang/en/tags/observability/Recent content in Observability on SRE Engineering PracticeHugo -- gohugo.ioenWed, 15 Jul 2026 02:09:45 +0800https://www.sre.wang/en/posts/monitoring-apm-tool-selection/Wed, 15 Jul 2026 02:09:45 +0800https://www.sre.wang/en/posts/monitoring-apm-tool-selection/Comparing mainstream open-source and commercial APM tools, covering selection criteria, deployment costs, architecture, and practical recommendationshttps://www.sre.wang/en/posts/monitoring-data-governance/Sun, 12 Jul 2026 01:18:19 +0800https://www.sre.wang/en/posts/monitoring-data-governance/When metrics balloon from hundreds to millions, data governance becomes unavoidable. This article breaks down the engineering practices of metric naming conventions, high-cardinality control, tiered collection strategies, data quality measurement, and deprecated metric retirement.https://www.sre.wang/en/posts/sre-service-dependency-failure-domain/Mon, 16 Dec 2024 00:00:00 +0000https://www.sre.wang/en/posts/sre-service-dependency-failure-domain/A systematic SRE approach to building service dependency maps, identifying failure domain boundaries, and controlling blast radiushttps://www.sre.wang/en/posts/opentelemetry-unified-observability/Mon, 11 Nov 2024 00:00:00 +0000https://www.sre.wang/en/posts/opentelemetry-unified-observability/An in-depth guide to OpenTelemetry specifications, the three signals (Metrics/Logs/Traces), Collector architecture, SDK auto-instrumentation, backend integration, and migration strategieshttps://www.sre.wang/en/posts/distributed-tracing-jaeger/Thu, 16 May 2024 00:00:00 +0000https://www.sre.wang/en/posts/distributed-tracing-jaeger/A systematic guide from distributed tracing principles to OpenTelemetry SDK integration, Jaeger deployment, and sampling strategies for microservice tracinghttps://www.sre.wang/en/posts/loki-promtail-log-monitoring/Thu, 29 Feb 2024 00:00:00 +0000https://www.sre.wang/en/posts/loki-promtail-log-monitoring/A complete guide from Loki architecture principles to Promtail configuration, LogQL queries, and Grafana integration for deploying a cloud-native log monitoring system