Understanding DNS resolution on Linux and Kubernetes

Things we readily use

There are a few types of k8s resources we use without hesitation. I’m only listing resources here that we create explicitly; most of these resources implicitly create other resources (like Pods) that I will not mention but which we of course (indirectly) use.

• Deployments : Most of our pods are created through deployments. Ever

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How DNS works? https://t.co/gV1DunN8Wa

Anticipate Failure Anything that could improve connectivity is a positive thing to look forward to. The key is keeping client latency low and ensuring clients are prepared for very high traffic with cache control, sidecars, timeouts, circuit breakers, and retries. In addition to improving healthy signals from the services, it's critical to understa... See more

Make debugging easier

There’s so many little tricks I’ve acquired over the years on making software easier to debug. If you don’t make any effort to make debugging easy, you’re going to spend unacceptable amounts of time debugging each issue, as your software gets more and more complex. You’ll be terrified to make changes because even a couple new ... See more