### Payloads
[Baseline]()
[Compare]()
### Histogram
#### System.Numerics.Tests.Perf_BitOperations.Log2_ulong
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.00332384817018 < 54.543177629924244.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 9.543490728339696 (T) = (0 -20877.563773391328) / Math.Sqrt((76635413.10293184 / (299)) + (548836209.4136646 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.6525976569510107 = (60096.20888033922 - 20877.563773391328) / 60096.20888033922 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.PopCount_uint
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.443394446973459 < 43.20560543115767.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 11.224045890897813 (T) = (0 -10443.19731543443) / Math.Sqrt((41905602.49952611 / (299)) + (314331366.6334067 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.7696579941879864 = (45337.78925220144 - 10443.19731543443) / 45337.78925220144 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.PopCount_ulong
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.98774164746544 < 82.32595242912066.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 33.698141253532015 (T) = (0 -13118.768979350429) / Math.Sqrt((379169987.48265237 / (299)) + (137573142.36296198 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.8569289171067561 = (91694.06363646055 - 13118.768979350429) / 91694.06363646055 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.TrailingZeroCount_ulong
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.420173150121343 < 6.845668739069994.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/16/2023 8:14:39 PM, 3/17/2023 8:17:18 AM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 30.42476174979974 (T) = (0 -2421.482674466103) / Math.Sqrt((142326239.95294872 / (299)) + (148.51324825435833 / (16))) is greater than 1.9675720194858106 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (16) - 2, .975) and 0.8965741145227546 = (23412.733314222885 - 2421.482674466103) / 23412.733314222885 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.Log2_uint
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.047105844191245 < 47.509368770417275.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 13.206505561268221 (T) = (0 -15185.658646000928) / Math.Sqrt((49874847.11074319 / (299)) + (258535127.753229 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.7109811597505055 = (52542.10636542573 - 15185.658646000928) / 52542.10636542573 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.LeadingZeroCount_uint
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.4133177810859308 < 50.94321837445737.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 12.551791573204566 (T) = (0 -12223.580918201747) / Math.Sqrt((53716239.88264945 / (299)) + (423188828.7717239 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.7873638411543894 = (57485.89978563788 - 12223.580918201747) / 57485.89978563788 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Numerics.Tests.Perf_BitOperations.LeadingZeroCount_ulong
```log
```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.4144499021909227 < 52.413066703937574.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/14/2023 5:06:59 PM, 3/21/2023 9:37:45 AM falls between 3/12/2023 3:57:11 PM and 3/21/2023 9:37:45 AM.
IsImprovementStdDev: Marked as improvement because 18.1810075619401 (T) = (0 -10202.8587504139) / Math.Sqrt((89651693.1204691 / (299)) + (288994257.676181 / (33))) is greater than 1.9671786747533526 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (33) - 2, .975) and 0.842837223637375 = (64919.053904167675 - 10202.8587504139) / 64919.053904167675 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```
### Docs
[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)
kg
commented
1 year ago
Run Information
Improvements in System.Numerics.Tests.Perf_BitOperations
Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
Payloads
Baseline Compare