Experiments
Short lab-style entries. Performance benchmarks, deployment failure analyses, architecture trade-off notes and observations that do not fit neatly into a guide or tutorial format.

Experiment · Performance
Performance Notes
Observations from benchmarking Ruby versions, GC settings, YJIT effects and memory behaviour under production-like load. Numbers, methodology and what actually changed.
Experiment · Deployment
Deployment Failure Modes
A running catalogue of deployment failures, their root causes and the mitigation patterns that actually worked. Collected from real production incidents across multiple Rails applications.