Posts
Measure, Don't Guess: What Made ACOR's Matcher Faster (and What We Removed)
ACOR performance work from v0.9.0 to v1.5.0: fewer Redis round trips, ASCII direct indexing, flattened transition tables, and the Bloom filter removed after measuring.
October 1, 2026
Keeping Local Caches Consistent Across ACOR Instances with Redis Pub/Sub
Keeping ACOR's local caches consistent with Redis Pub/Sub: self-invalidation, counter leaks, lost invalidations, wrong rebuilds, and how each was fixed.
October 1, 2026
Tests Passed, Binary Was Dead: A DevCloud Release Post-Mortem
A post-mortem of two DevCloud releases that passed every boto3 test but crashed on start, caused by CGO_ENABLED=0 and a GoReleaser config, and how to prevent a repeat.
September 30, 2026
Before You Say 431 Services: DevCloud's Fidelity Manifest and Coverage Figures
Instead of headline service counts, DevCloud grades each operation in three tiers in a generated manifest and has CI check the coverage numbers in its docs.
September 29, 2026
Answering Thousands of AWS Operations from Models Alone: DevCloud's Generic CRUD Engine
How DevCloud's generic CRUD engine answers thousands of AWS operations by classifying them at codegen time, and why it refuses rather than faking success.
September 28, 2026
Auto-Generating AWS Services from Smithy Models
How DevCloud parses AWS Smithy model JSON and renders per-service Go types, routers, serialization code, and scaffolds with Go templates, and where that pipeline falls short.
April 19, 2026
Achieving boto3 Compatibility in a Local AWS Emulator
How the local AWS emulator DevCloud tells several AWS protocols apart behind one gateway, and what caused 28 of its 699 boto3 compatibility tests to fail.
April 19, 2026
KVS: Inside the Architecture of a Go Key-Value Store
The architecture of the Go key-value store KVS v1.0.0: package layout, module and server modes, data flow, and its Red-Black Tree and LSM Tree. Later versions differ.
March 18, 2026
What's New in ACOR v0.3.0
New in ACOR: Index APIs that return match positions, Redis Sentinel, Cluster, and Ring support, a command-line tool, and HTTP and gRPC server adapters.
March 17, 2026
Ansible Molecule with Kind - Kubernetes Automation Testing with Docker
Step by step, combine Ansible Molecule's delegated driver with KIND to automatically test Ansible roles against a Kubernetes cluster running in Docker.
May 26, 2022