Canonical Log Lines

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A lightweight and stack agnostic operational technique for easy visibility into production systems.

Over the next few weeks I want to post a few articles about some of my favorite operational tricks that I’ve seen while working at Stripe.

The first, and easily my favorite, is the canonical log line. It’s a lightweight pattern for improved visibility into services and acts as a middle ground between other types of analytics in that it’s a good trade-off between ease of access and flexibility.

We could say that many production systems (following standard industry practices) emit “tiers” of operation information:

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