TLDR.Chat

Strategies to Improve Continuous Integration Build Time and Reduce Costs

How I improved our CI build time from 24mins to 8mins and reduced costs by 50% | Owais ๐Ÿ”—

If you like fast CI builds, hate having to wait for an eternity for CI to complete a build after you open a PR, and love reducing infra costs, read on.

The text describes how the author improved the Continuous Integration (CI) build time from 24 minutes to 8 minutes and reduced costs by 50%. The author outlines various strategies, including splitting tests and running them in parallel, caching intermediate build artifacts, crafting good cache keys, rearchitecting the CI workflow into multiple jobs, doing a shallow Git clone, disabling unnecessary logging, running system tests in headless mode, and making the test environment closer to production and faster in CI. The author also provides a CircleCI configuration for reference.

Related