# :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: 9907ea3d9e1a76e16a8056ca1830e41127ce5951 | Previous: 278d03e106c77b63b164f32ff985fd74918d6824 | Ratio | |-|-|-|-| | `iffts/simd ifft/21` | `7391970` ns/iter (`± 226840`) | `3627240` ns/iter (`± 170507`) | `2.04` | | `iffts/simd ifft/22` | `15087324` ns/iter (`± 489312`) | `7236869` ns/iter (`± 335663`) | `2.08` | | `iffts/simd ifft/28` | `1247149895` ns/iter (`± 37552700`) | `592026725` ns/iter (`± 11152081`) | `2.11` | | `merkle throughput/simd merkle` | `31251331` ns/iter (`± 884301`) | `15613154` ns/iter (`± 376263`) | `2.00` | 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/944#pullrequestreview-2520441500

Performance alert! Previous value was 3627240 and current value is 7391970. It is 2.0379048532768715x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 7236869 and current value is 15087324. It is 2.0847861139948782x worse than previous exceeding a ratio threshold 2

Performance alert! Previous value was 592026725 and current value is 1247149895. It is 2.1065770215018587x worse than previous exceeding a ratio threshold 2