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AI coding has made CI a bottleneck, so we reworked ours to keep up

28 pointsby 1h agolinear.app
12 comments
45m agoHN ↗

If you can pay the setup cost, Bazel will get you build times ~10s with a warm cache for even massive projects.

38m agoHN ↗

vitest load balancing on test duration times instead of by file would be a nice performance win

18m agoHN ↗

We actually tried this and (for us) it doesn't lead to enough of a gain that's worth the extra complexity.

31m agoHN ↗

Agentic Coding has been a huge strain on CI, I have been using Bazel to improve our build times and ultimately building customized runners to improve our CI

Anyways great blog post from linear team a lot to learn from it

29m agoHN ↗

My recent winnowwallet.com still has build times of over 10 minutes. I'm convinced the agent really wants build times around 5m to move at a quick pace. Also to not drive me insane. It took a ton of work to get it down from 45 minutes because my tests launch a full version of the app, and walk it through major usecases while recording video and screenshots. I then use AI to qa this. It also generates its webpage this way. All from CI/CD

23m agoHN ↗

Maybe I'm alone in this, but as someone who is in tech, I don't know what CI is, and I don't think it's unreasonable to expect it to have an expansion within the article the first time you use it...

AI is in the cultural zeitgeist, but you gotta expand most other things at least once.

21m agoHN ↗

CI -> Continuous Integration

Its best thought of as the testing systems that are run as part of pull request review / merge to main / build processes.

21m agoHN ↗

So if you don't know what CI is, what does "I am someone in tech", mean? Marques Brownlee probably doesn't know CI is, but he's also in tech. Because if you by mean "I am in tech" that "I am a software engineer", and you don't know what CI is, then boy; I'd be worried for you.

9m agoHN ↗

CI is really only significant on the programming side of things. Networking, systems administration, hardware, etc often don’t have that workflow.

6m agoHN ↗

sysadmins CI is hoping the machine still boots after an update. Unless you are lucky you got two identical machines to have a test env.

12m agoHN ↗

I recommend making a habit of googling or asking AI about terms you run into. As someone who is in tech, you will hear tech jargon your whole career that will not be explained if it's considered standard terminology for the audience being spoken to. It is better to learn to educate yourself than expect others to go out of their way.

6m agoHN ↗

Man, what a weird thing to complain about.

Most days I feel like I must be the dumbest person on HN. I don't understand what 80%+ of submissions are about. But if it sounds interesting, I'll dig into it a bit and learn a few things along the way.