OpenTelemetry on Vinh Thang's AI Tech Noteshttps://vinhthang.dev/tags/opentelemetry/Recent content in OpenTelemetry on Vinh Thang's AI Tech NotesHugoen-usMon, 24 Aug 2026 23:35:00 +0700Building an Ultra-Lightweight Cloud-Native Observability & Analytics Stack: Metrics, Logs, Traces & Status on OCIhttps://vinhthang.dev/posts/complete-observability-stack-metrics-logs-traces-2026/Mon, 24 Aug 2026 23:35:00 +0700https://vinhthang.dev/posts/complete-observability-stack-metrics-logs-traces-2026/<p>Running a complex fleet of microservices—spanning AI document assistants, vector databases, lossless audio streamers, private DNS resolvers, and astronomical APIs—demands complete, real-time visibility. But traditional enterprise observability suites (Elasticsearch, heavy Prometheus clusters, DataDog) frequently devour gigabytes of memory and CPU cycles just to monitor a small infrastructure.</p> <p>In this deep dive, I break down how we architected and deployed a <strong>complete, ultra-lightweight, 360-degree Observability, Logging, Analytics, and Uptime Stack</strong> across our 3-node hybrid cloud fleet at <a href="https://vinhthang.dev"><strong><code>vinhthang.dev</code></strong></a>, maintaining sub-millisecond query latencies while consuming <strong>less than 250 MB total RAM</strong>!</p>