Blog

Posts by Jessica Kerr

Jessica Kerr

Manager, Developer Relations

Jess is a symmathecist, in the medium of code. She sees development teams as learning systems made of people and running software. If we make that software teach us what’s happening, it’s a better teammate. And if this process makes us into systems thinkers, we can be better persons in the world.

Tracing  

Tracing Makes Concurrency Bugs Easy to Spot

Today, I found a concurrency bug before I noticed it. Like, it was subtle, and so I wasn’t quite sure I saw it—maybe I hadn’t...

Tracing   Best Practices   Ask Miss O11y  

Ask Miss O11y: Tracing Is for Async, Too

I have a good sense of how to use traces to understand my system’s behavior within request/response cycles. What about multi-request processes? What about async...

Metrics   Events  

The Magic of Metrics—and How It Can Burn You

As product developers, our responsibility continues beyond shipping code. To keep our software running, we need to notice whether it’s working in production. To make...

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