uv cuts peak memory another 10-20% for large dependency solves

charliermarsh · x · 2026-10-24

charliermarsh announced that uv's peak RSS for large dependency solves has dropped another 10-20% on top of the previous update, via a few small PRs. His favorite is an arena checkpointing trick in the resolver — notably implemented with the help of Astra.

Related event: uv Author Uses AI-Driven Small PRs to Cut Peak Memory 15-20%(3 posts)→

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