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# postmortem

Writing and sharing blameless postmortems that drive meaningful improvements.

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Incident Retrospectives Without Blame

Incident Retrospectives Without Blame

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1 min read
Postmortem: Our AI-Powered Chatbot Hallucinated Sensitive Data – Root Cause and Fix

Postmortem: Our AI-Powered Chatbot Hallucinated Sensitive Data – Root Cause and Fix

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14 min read
Postmortem: A Vercel Edge Function Timeout Caused Our Global API to Fail for 30 Minutes

Postmortem: A Vercel Edge Function Timeout Caused Our Global API to Fail for 30 Minutes

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3 min read
How we almost wrote off 3 models as broken — the thinking-mode tax

How we almost wrote off 3 models as broken — the thinking-mode tax

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2 min read
Postmortem: How a Corrupted Node Modules Folder Caused 3-Hour Outage for Our CI Pipeline

Postmortem: How a Corrupted Node Modules Folder Caused 3-Hour Outage for Our CI Pipeline

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3 min read
Postmortem: AI Incident Classifier Failed Due to Biased Training Data and Scikit-Learn 1.5

Postmortem: AI Incident Classifier Failed Due to Biased Training Data and Scikit-Learn 1.5

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13 min read
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
The Command That Removed Too Much

The Command That Removed Too Much

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8 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
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