Understanding Kafka Consumer Lag
Consumer lag is the single most useful health metric in an event-driven system. Here is how to read it, what it tells you, and what to do when it grows.
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Notes from building software
Essays and field notes on architecture, distributed systems, and backend engineering — written from practice, not theory.
Architecture Decision Records That Age Well
Most ADRs die as unread templates. The ones that survive share three traits: they are short, they record rejected options, and they state when they stop being true.
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