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A comment on Why is my Rust build so slow?. Parent comment

Re:Why is my Rust build so slow? by pdimitar on Friday December 31, 2021 @01:40PM (#29751064)
> caching the cargo home can help. It wasn’t a massive gain relative to sccache, though. Similar story with caching the target directory

Can you please clarify this point? Caching how?

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Re:Why is my Rust build so slow? by mplanchard on Friday December 31, 2021 @02:24PM (#29751537)
Persisting it across jobs, using whatever your CI framework lets you do. We cache this stuff using the workspace cargo.lock checksum as the primary cache key
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