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Site Reliability Engineering

Site Reliability Engineering principles, practices, and culture.

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The Configuration Drift Discovery During a Drill

The Configuration Drift Discovery During a Drill

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4 min read
We list 3 self-host PagerDuty alternatives. None of them are alive. (May 2026)

We list 3 self-host PagerDuty alternatives. None of them are alive. (May 2026)

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5 min read
System Design - 20. Observability: The 3 Pillars, 4 Golden Signals, and How Netflix Debugs 100 Microservices

System Design - 20. Observability: The 3 Pillars, 4 Golden Signals, and How Netflix Debugs 100 Microservices

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9 min read
Infrastructure Drift: Detecting and Preventing It

Infrastructure Drift: Detecting and Preventing It

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2 min read
The Semantic Gap Why Your APM Sees the Agent But Misses the Decision, and What RTD Does About It

The Semantic Gap Why Your APM Sees the Agent But Misses the Decision, and What RTD Does About It

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4 min read
Supercharging Kubernetes: How eBPF is Revolutionizing SRE and Platform Engineering

Supercharging Kubernetes: How eBPF is Revolutionizing SRE and Platform Engineering

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6 min read
Why Your DNS Failover Didn't Actually Fail Over

Why Your DNS Failover Didn't Actually Fail Over

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4 min read
Auto-verifying your AI-SRE's fixes against your real cluster, with mirrord

Auto-verifying your AI-SRE's fixes against your real cluster, with mirrord

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8 min read
The Engineer Who Owns Nothing: A Cautionary Tale

The Engineer Who Owns Nothing: A Cautionary Tale

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2 min read
Two SQL primitives for when alert clustering gets it wrong

Two SQL primitives for when alert clustering gets it wrong

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12 min read
Error Budget Policies That Hold Leadership Accountable

Error Budget Policies That Hold Leadership Accountable

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2 min read
IRAS: Building a Production-Grade Autonomous Incident Response Agent

IRAS: Building a Production-Grade Autonomous Incident Response Agent

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4 min read
The Double-Exposure Problem: When AI Agents and AI-Generated Code Fail Together

The Double-Exposure Problem: When AI Agents and AI-Generated Code Fail Together

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6 min read
The runbook step I always add: "what does normal look like right now?"

The runbook step I always add: "what does normal look like right now?"

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3 min read
Ansible state:latest Broke Payments for 47 Minutes — What Really Happened and How to Prevent It

Ansible state:latest Broke Payments for 47 Minutes — What Really Happened and How to Prevent It

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4 min read
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