https://mikelle.github.io/tags/postgres/Recent content in Postgres on Mikhail WallHugo -- gohugo.ioen-usMon, 09 Feb 2026 00:00:00 +0000https://mikelle.github.io/blog/redis-distributed-consensus/Mon, 09 Feb 2026 00:00:00 +0000https://mikelle.github.io/blog/redis-distributed-consensus/Part 3 of the Custom Geth Consensus Series A single-node consensus layer (Part 2) works until the node dies. This article adds Redis-based leader election for failover, PostgreSQL for durable payload storage, and member nodes that sync blocks from the leader and execute them on their own Geth instance, making each member a full execution replica. Full source code is on GitHub. What We’re Building ┌─────────────────────────────────────────────────────────────┐ │ Leader Node │ │ ┌──────────────┐ ┌────────────┐ ┌───────────────────┐ │ │ │ BlockBuilder │ │ PostgreSQL │ │ HTTP API (:8090) │ │ │ │ + Geth │-->│ payloads │<--│ /blocks?