# :warning: **Performance Alert** :warning: Possible performance regression was detected for benchmark. Benchmark result of this commit is worse than the previous benchmark result exceeding threshold `2`. | Benchmark suite | Current: 34979487a167694fad9eeac56a4f3f665fd873a8 | Previous: f6214d1c5a3f0a0857179027faaf559fdb17e2e6 | Ratio | |-|-|-|-| | `iffts/simd ifft/26` | `281914178` ns/iter (`± 5578190`) | `138289295` ns/iter (`± 2389141`) | `2.04` | | `iffts/simd ifft/28` | `1301681115` ns/iter (`± 35079012`) | `647142081` ns/iter (`± 16823986`) | `2.01` | | `merkle throughput/simd merkle` | `31182889` ns/iter (`± 665284`) | `14690867` ns/iter (`± 434150`) | `2.12` | This comment was automatically generated by [workflow](https://github.com/starkware-libs/stwo/actions?query=workflow%3ACI) using [github-action-benchmark](https://github.com/marketplace/actions/continuous-benchmark). CC: @shaharsamocha7 Comment was generated at https://github.com/starkware-libs/stwo/pull/896#pullrequestreview-2456488446

The following actions use a deprecated Node.js version and will be forced to run on node20: jetli/wasm-pack-action@v0.4.0. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

This job failure may be caused by using an out of date self-hosted runner. You are currently using runner version 2.319.1. Please update to the latest version 2.320.0

Performance alert! Previous value was 138289295 and current value is 281914178. It is 2.038582798473302x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 647142081 and current value is 1301681115. It is 2.0114301839073265x worse than previous exceeding a ratio threshold 2