# :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: 4816a4a8812f0b31b757c2de83f543fa203de721 | Previous: cd8b37b77990d891640da7ec46bb815d5fc9fdc4 | Ratio | |-|-|-|-| | `iffts/simd ifft/22` | `13121331` ns/iter (`± 699580`) | `6306399` ns/iter (`± 210024`) | `2.08` | | `iffts/simd ifft/26` | `274786573` ns/iter (`± 5080546`) | `136655216` ns/iter (`± 2242165`) | `2.01` | | `iffts/simd ifft/27` | `639337761` ns/iter (`± 25581163`) | `312588285` ns/iter (`± 9816879`) | `2.05` | | `iffts/simd ifft/28` | `1322904871` ns/iter (`± 53064367`) | `643771030` ns/iter (`± 19147376`) | `2.05` | | `merkle throughput/simd merkle` | `30186854` ns/iter (`± 1107196`) | `13712527` ns/iter (`± 579195`) | `2.20` | 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/911#pullrequestreview-2468132371

Performance alert! Previous value was 6306399 and current value is 13121331. It is 2.080637619027911x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 136655216 and current value is 274786573. It is 2.0108019367515397x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 312588285 and current value is 639337761. It is 2.045303012555317x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 643771030 and current value is 1322904871. It is 2.0549307274668758x worse than previous exceeding a ratio threshold 2