Posts tagged: DevOps - Shantanu Sharma

Repeated RabbitMQ Incident That Lefts Thousands of Messages Unprocessed

· 05 Mar 2026 · 6 min read · 1161 words
RabbitMQ DevOps IncidentManagement SystemD Infrastructure Debugging MessageQueue

RabbitMQ consumers suddenly disconnected leaving queues with unacked messages and critical services like notifications and chat delivery stalled. This post walks through the debugging process,...

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Why Some Docker Builds Are Fast and Others Are Painfully Slow

· 21 Dec 2025 · 6 min read · 1117 words
Docker DevOps CI Performance Containers BuildOptimization

Most people blame Docker when builds are slow. The real culprit is almost always the Dockerfile. Here's how Docker caching actually works, the seven patterns...

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Docker Is Not Magic: What Really Happens Under the Hood

· 14 Dec 2025 · 6 min read · 1008 words
Docker DevOps Containers Linux Infrastructure Fundamentals

Most developers know how to run Docker commands. Very few understand what Docker actually does. This article strips Docker down to its bones — namespaces,...

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