Tech Architecture Stories

Jun 14, 2025 · Operations

What Caused Google Cloud’s Massive June 2025 Outage and What We Can Learn

On June 12, 2025, a faulty policy update in Google’s Service Control triggered null‑pointer crashes across regions, causing a global outage that also impacted Cloudflare, Twitch, Discord, and others; the incident exposed missing feature flags, inadequate error handling, and lack of exponential backoff, prompting rapid SRE remediation.