# :warning: **Performance Alert** :warning: Possible performance regression was detected for benchmark **'Rust Benchmark'**. Benchmark result of this commit is worse than the previous benchmark result exceeding threshold `2`. | Benchmark suite | Current: f5b9401f2ac70e582f973d30275b0e73116bda84 | Previous: f6237e91f3bb252d88e69fd84b9bdee7d4137bce | Ratio | |-|-|-|-| | `zerovec_serde/serialize/u32/zerovec` | `47` ns/iter (`± 0`) | `20` ns/iter (`± 0`) | `2.35` | This comment was automatically generated by [workflow](https://github.com/unicode-org/icu4x/actions?query=workflow%3AArtifacts%20Build) using [github-action-benchmark](https://github.com/marketplace/actions/continuous-benchmark).

The following actions uses Node.js version which is deprecated and will be forced to run on node20: rhysd/github-action-benchmark@c3efd4d54319dbc90622069cc273cba59b46abbf. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

Performance alert! Previous value was 20 and current value is 47. It is 2.35x worse than previous exceeding a ratio threshold 2