$ ls ./blog

Blog

Technical write-ups from real production work — not tutorials, not theory.

Finding $4,500/year in OCI Cloud Waste with Python

How I built automated detection and cleanup of unattached OCI volumes across 20+ customer compartments — and why the safety gates matter as much as the detection.

OCI Python Cloud Cost Automation

Dec 2025

Zero-Gap Zabbix 4 → 7 Migration at Scale

How I migrated 15,000+ URL checks and 1000+ servers from Zabbix 4 to Zabbix 7 without a single monitoring blind spot during cutover.

Zabbix Observability Migration Python Ansible

Jun 2025