https://vubon.dev/tags/backend/Recent content in Backend on Vubon NotesHugoen-usSat, 18 Jul 2026 09:03:00 +0700https://vubon.dev/posts/postgres-connections-and-locks-part-1/Sat, 18 Jul 2026 09:03:00 +0700https://vubon.dev/posts/postgres-connections-and-locks-part-1/<p>Understanding how your database processes connections and locks is critical for avoiding catastrophic outages. In this article, we will tear down the PostgreSQL operating system processes and empirically prove how sessions and advisory locks interact.</p>