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@bgw bgw commented Jul 29, 2025

We're heard about significant real-world reductions in memory usage from this change in canary. It seem relatively low-risk, so IMO we should backport it.

Original PR: #81993

Closes PACK-5145

### What?

This fixes a bug where memory is not released back to the OS.
@bgw bgw requested review from sokra and timneutkens July 29, 2025 17:14
@ijjk ijjk added create-next-app Related to our CLI tool for quickly starting a new Next.js application. created-by: Turbopack team PRs by the Turbopack team. Rspack tests Turbopack Related to Turbopack with Next.js. type: next labels Jul 29, 2025
@bgw bgw changed the base branch from canary to next-15-4 July 29, 2025 17:15
@bgw bgw merged commit 55a7568 into next-15-4 Jul 29, 2025
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@bgw bgw deleted the bgw/15-4-mimalloc-backport branch July 29, 2025 19:30
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4 participants