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# postmortem

Writing and sharing blameless postmortems that drive meaningful improvements.

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Postmortem: A Corrupted Loki 2.10 Log Store Caused 3 Days of Lost Debug Data

Postmortem: A Corrupted Loki 2.10 Log Store Caused 3 Days of Lost Debug Data

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4 min read
Postmortem: How Not Knowing OPA 0.70 and Kyverno 1.12 Cost Me a DevSecOps Role at Stripe

Postmortem: How Not Knowing OPA 0.70 and Kyverno 1.12 Cost Me a DevSecOps Role at Stripe

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4 min read
We built a CI gate for our outbound. Replayed it against history. It would have blocked our only conversion.

We built a CI gate for our outbound. Replayed it against history. It would have blocked our only conversion.

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5 min read
Postmortem: How a LangGraph 0.1 Multi-Agent Bug Broke Our 2026 Customer Support Bot

Postmortem: How a LangGraph 0.1 Multi-Agent Bug Broke Our 2026 Customer Support Bot

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3 min read
The Postmortem of a 20-Minute Kafka 3.8 Outage That Delayed 1M Order Messages

The Postmortem of a 20-Minute Kafka 3.8 Outage That Delayed 1M Order Messages

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13 min read
Postmortem: The 2026 Slack Outage Due to Istio 1.22 Circuit Breaker Misconfiguration

Postmortem: The 2026 Slack Outage Due to Istio 1.22 Circuit Breaker Misconfiguration

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4 min read
Postmortem: How a Lack of Clear Goals Led to My PIP at a Unicorn – and How I Recovered

Postmortem: How a Lack of Clear Goals Led to My PIP at a Unicorn – and How I Recovered

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19 min read
Postmortem: How a Vulnerability in Podman 5.0 Let Attackers Access Our Private Container Registry

Postmortem: How a Vulnerability in Podman 5.0 Let Attackers Access Our Private Container Registry

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2 min read
The Backup That Wasn't

The Backup That Wasn't

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8 min read
Postmortem: How a Tauri 2.0 Update Bug Broke Our Desktop App for 10k Users for 3 Hours

Postmortem: How a Tauri 2.0 Update Bug Broke Our Desktop App for 10k Users for 3 Hours

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4 min read
When Your AI Becomes Your Worst Enemy

When Your AI Becomes Your Worst Enemy

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8 min read
AI Agent Failure in Production: 5 Patterns That Would Have Prevented the PocketOS Database Disaster [2026]

AI Agent Failure in Production: 5 Patterns That Would Have Prevented the PocketOS Database Disaster [2026]

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8 min read
Anthropic April 23 Postmortem: 3 Confounding Changes Behind Claude Code's Month-Long Quality Drop

Anthropic April 23 Postmortem: 3 Confounding Changes Behind Claude Code's Month-Long Quality Drop

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6 min read
Postmortem: How a Biased LLM Introduced Discriminatory Code in Our Hiring Platform

Postmortem: How a Biased LLM Introduced Discriminatory Code in Our Hiring Platform

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14 min read
Postmortem: Supply Chain Attack via Compromised NPM Package 11 Caused a Production Data Leak

Postmortem: Supply Chain Attack via Compromised NPM Package 11 Caused a Production Data Leak

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14 min read
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