tokio-1.51.2

facebookresearch/tribev2tokio-1.51.2May 4, 2026by Darksonn

AI Summary

This release serves as a fix for version 1.51.0 by reverting the LIFO slot stealing optimization, which was causing performance regressions.

Key Highlights

Reverted LIFO slot stealing change introduced in 1.51.0
Change reverted due to performance impact

Full Release Notes

# 1.51.2 (May 4th, 2026)

This release reverts the LIFO slot stealing change introduced in 1.51.0 ([#7431]), due to [its performance impact][#8065]. ([#8100])

[#7431]: https://github.com/tokio-rs/tokio/pull/7431
[#8065]: https://github.com/tokio-rs/tokio/pull/8065
[#8100]: https://github.com/tokio-rs/tokio/pull/8100