For Developers & Technical Teams

Testing & Observability

Tools and practices for testing behavior, measuring systems, connecting errors to releases, and diagnosing problems early.

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5 articles

Testing & Observability ·

Realistic Load Testing with Grafana k6

Accurate load tests depend on varied users, data, and scenarios—not thousands of requests sent through one account.

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Testing & Observability ·

End-to-End Browser Testing with Playwright

Playwright provides one API for testing Chromium, Firefox, and WebKit and can work alongside development tools and agents.

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Testing & Observability ·

Control Observability Cost with Sampling

Not every signal needs the same collection rate; retain important failures and sample high-volume requests and events deliberately.

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