Test splitting and parallelism

At Honeycomb, we believe in ensuring an awesome developer experience for our engineers, so we've tried to keep our build times under 15 mins.

This is a re-post of an article I wrote for my company's blog. Here's a story of how we improved our CI run times in one of our core Ruby services by...

Parallelizing tests can significantly improve integration test performance. By splitting tests across multiple workers, you can achieve a +50% performance improvement, reducing test time. This approach is essential for efficient PR merges and overall development workflow.

At Artsy, exploring ways to improve the developer experience is part of our makeup. Whether it’s implementing hot-swapping for Express.js or integr...