[Perf] Alpine/x64: 36 Improvements on 3/15/2023 12:03:45 AM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | alpine 3.15
Queue | TigerAlpine
Baseline | [a78f9bde2edd384f5d26c9d394eb7fcc5f48a664](https://github.com/dotnet/runtime/commit/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664)
Compare | [1cfda5e9a887d39004644c2f96a87b31fcca0ac7](https://github.com/dotnet/runtime/commit/1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664...1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Configs | CompliationMode:tiered, RunKind:micro


### Improvements in System.Collections.IterateForEach&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Stack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).Stack(Size%3a%20512).html>) | 3.03 μs | 2.25 μs | 0.75 | 0.20 | False | | |
[List - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).List(Size%3a%20512).html>) | 1.70 μs | 1.57 μs | 0.92 | 0.22 | False | | |
[IEnumerable - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).IEnumerable(Size%3a%20512).html>) | 2.02 μs | 1.70 μs | 0.84 | 0.03 | False | | |
[ConcurrentQueue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).ConcurrentQueue(Size%3a%20512).html>) | 4.04 μs | 3.54 μs | 0.87 | 0.07 | False | | |
[ImmutableHashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).ImmutableHashSet(Size%3a%20512).html>) | 39.46 μs | 35.28 μs | 0.89 | 0.09 | False | | |
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).HashSet(Size%3a%20512).html>) | 1.82 μs | 1.54 μs | 0.84 | 0.26 | False | | |
[LinkedList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).LinkedList(Size%3a%20512).html>) | 2.72 μs | 2.47 μs | 0.91 | 0.28 | False | | |
[ConcurrentStack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).ConcurrentStack(Size%3a%20512).html>) | 3.15 μs | 2.71 μs | 0.86 | 0.05 | False | | |
[ImmutableQueue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).ImmutableQueue(Size%3a%20512).html>) | 4.12 μs | 3.37 μs | 0.82 | 0.14 | False | | |
[Queue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateForEach(String).Queue(Size%3a%20512).html>) | 2.78 μs | 2.14 μs | 0.77 | 0.34 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.IterateForEach(String).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'
```

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)
### Histogram

#### System.Collections.IterateForEach&lt;String&gt;.Stack(Size: 512)

```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 2.254059258257609 < 2.7404385654915657.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 23.344306920369903 (T) = (0 -2296.622517028533) / Math.Sqrt((12092.553532049391 / (299)) + (11627.693862715296 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.1737555243230323 = (2779.5919786898894 - 2296.622517028533) / 2779.5919786898894 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.List(Size: 512)

```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 1.5740664072825798 < 1.6670206832830137.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 22.51600377995193 (T) = (0 -1582.0925207593466) / Math.Sqrt((10155.537748539893 / (299)) + (512.2951876756088 / (26))) is greater than 1.967335607330539 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (26) - 2, .975) and 0.09441658991003445 = (1747.0422968571972 - 1582.0925207593466) / 1747.0422968571972 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.IEnumerable(Size: 512)

```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 1.6985419944202507 < 1.9307166784486018.
IsChangePoint: Marked as a change because one of 3/2/2023 1:15:31 AM, 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 31.5976772216033 (T) = (0 -1698.570649447544) / Math.Sqrt((7849.84865361661 / (299)) + (3.0509533627256324 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.08718060457371622 = (1860.7959668235542 - 1698.570649447544) / 1860.7959668235542 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)

```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 3.538162642256201 < 3.840841600436232.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 29.107809117984072 (T) = (0 -3635.8056191867404) / Math.Sqrt((5440.028331620537 / (299)) + (6690.965632503298 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.11214460895335267 = (4095.0425664484337 - 3635.8056191867404) / 4095.0425664484337 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.ImmutableHashSet(Size: 512)

```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 35.28010960174138 < 37.47447440183819.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 40.95455460856796 (T) = (0 -35304.00579154562) / Math.Sqrt((1180839.685045056 / (299)) + (252904.5326584478 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.11431614816144453 = (39860.73102525179 - 35304.00579154562) / 39860.73102525179 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.HashSet(Size: 512)

```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 1.5364569606792648 < 1.6685143587099596.
IsChangePoint: Marked as a change because one of 1/27/2023 7:12:54 PM, 2/4/2023 8:08:12 PM, 3/15/2023 12:03:45 AM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 37.76350527621535 (T) = (0 -1510.9730599936631) / Math.Sqrt((9830.425235275281 / (299)) + (718.6074934692455 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.1616179644882177 = (1802.2488507537068 - 1510.9730599936631) / 1802.2488507537068 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.LinkedList(Size: 512)

```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 2.469978080272855 < 2.5152863114160375.
IsChangePoint: Marked as a change because one of 1/17/2023 2:54:07 AM, 3/15/2023 12:03:45 AM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 11.225089587915354 (T) = (0 -2297.960920422871) / Math.Sqrt((10260.021586837809 / (299)) + (23538.077845890017 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.12440266455088202 = (2624.4494214274687 - 2297.960920422871) / 2624.4494214274687 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentStack(Size: 512)

```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 2.7079070657320834 < 2.990907146710065.
IsChangePoint: Marked as a change because one of 2/9/2023 12:40:40 PM, 3/3/2023 4:59:02 PM, 3/14/2023 8:42:09 PM, 3/17/2023 10:06:19 AM, 3/20/2023 8:31:51 AM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 32.063243598296225 (T) = (0 -2707.1612455247164) / Math.Sqrt((20701.516705847935 / (299)) + (2.2949489208979426 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.09015925051636156 = (2975.4231683523853 - 2707.1612455247164) / 2975.4231683523853 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.ImmutableQueue(Size: 512)

```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 3.369337433776874 < 3.8771596793315997.
IsChangePoint: Marked as a change because one of 1/17/2023 8:36:05 PM, 1/18/2023 3:20:52 PM, 3/4/2023 1:07:20 AM, 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 5.9630381983426295 (T) = (0 -3236.6021053157115) / Math.Sqrt((115486.62016290991 / (299)) + (13070.350362419073 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.05016946867426714 = (3407.5574521680205 - 3236.6021053157115) / 3407.5574521680205 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.Queue(Size: 512)

```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 2.1395671727326424 < 2.601044456169179.
IsChangePoint: Marked as a change because one of 1/27/2023 3:53:39 PM, 2/5/2023 7:19:43 PM, 3/14/2023 2:33:56 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 11.400479496805572 (T) = (0 -2264.1428447502035) / Math.Sqrt((41824.30123496751 / (299)) + (35521.605588375 / (32))) is greater than 1.9672006833568965 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (32) - 2, .975) and 0.1511160516789096 = (2667.1995026271734 - 2264.1428447502035) / 2667.1995026271734 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)

</details>



### Run Information

Name | Value
-- | --
Architecture | x64
OS | alpine 3.15
Queue | TigerAlpine
Baseline | [a78f9bde2edd384f5d26c9d394eb7fcc5f48a664](https://github.com/dotnet/runtime/commit/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664)
Compare | [1cfda5e9a887d39004644c2f96a87b31fcca0ac7](https://github.com/dotnet/runtime/commit/1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664...1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Configs | CompliationMode:tiered, RunKind:micro


### Improvements in System.Collections.TryGetValueTrue&lt;String, String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[IDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueTrue(String%2c%20String).IDictionary(Size%3a%20512).html>) | 11.22 μs | 9.10 μs | 0.81 | 0.01 | False | | |
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueTrue(String%2c%20String).Dictionary(Size%3a%20512).html>) | 9.13 μs | 7.81 μs | 0.86 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.TryGetValueTrue(String,%20String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.TryGetValueTrue(String,%20String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.TryGetValueTrue(String,%20String).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueTrue&lt;String, String&gt;*'
```

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)
### Histogram

#### System.Collections.TryGetValueTrue&lt;String, String&gt;.IDictionary(Size: 512)

```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 9.095806825004841 < 10.765079320950095.
IsChangePoint: Marked as a change because one of 1/13/2023 4:18:46 AM, 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 53.74760054073965 (T) = (0 -9313.234613469378) / Math.Sqrt((22600.381306707204 / (299)) + (39182.15215790093 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.17662646122030914 = (11311.068639966714 - 9313.234613469378) / 11311.068639966714 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.TryGetValueTrue&lt;String, String&gt;.Dictionary(Size: 512)

```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 7.807736468770874 < 8.671486238467565.
IsChangePoint: Marked as a change because one of 1/13/2023 4:18:46 AM, 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 71.24977569499957 (T) = (0 -7740.736024290378) / Math.Sqrt((32064.95811522598 / (299)) + (7839.157693938628 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.15016880248561337 = (9108.557142795804 - 7740.736024290378) / 9108.557142795804 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)

</details>



### Run Information

Name | Value
-- | --
Architecture | x64
OS | alpine 3.15
Queue | TigerAlpine
Baseline | [a78f9bde2edd384f5d26c9d394eb7fcc5f48a664](https://github.com/dotnet/runtime/commit/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664)
Compare | [1cfda5e9a887d39004644c2f96a87b31fcca0ac7](https://github.com/dotnet/runtime/commit/1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664...1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Configs | CompliationMode:tiered, RunKind:micro


### Improvements in System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[IDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueFalse(Int32%2c%20Int32).IDictionary(Size%3a%20512).html>) | 5.25 μs | 4.88 μs | 0.93 | 0.27 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.TryGetValueFalse(Int32,%20Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Collections.TryGetValueFalse(Int32,%20Int32).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'
```

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)
### Histogram

#### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.IDictionary(Size: 512)

```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 4.875654534733023 < 5.001710967741251.
IsChangePoint: Marked as a change because one of 1/27/2023 7:12:54 PM, 2/2/2023 5:46:53 AM, 3/6/2023 11:14:52 AM, 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 9.109626383534616 (T) = (0 -4787.614150702618) / Math.Sqrt((160188.45851156645 / (299)) + (37474.293842341525 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.07440596559558227 = (5172.477320236029 - 4787.614150702618) / 5172.477320236029 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)

</details>



### Run Information

Name | Value
-- | --
Architecture | x64
OS | alpine 3.15
Queue | TigerAlpine
Baseline | [a78f9bde2edd384f5d26c9d394eb7fcc5f48a664](https://github.com/dotnet/runtime/commit/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664)
Compare | [1cfda5e9a887d39004644c2f96a87b31fcca0ac7](https://github.com/dotnet/runtime/commit/1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a78f9bde2edd384f5d26c9d394eb7fcc5f48a664...1cfda5e9a887d39004644c2f96a87b31fcca0ac7)
Configs | CompliationMode:tiered, RunKind:micro


### Improvements in System.Memory.Constructors&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[SpanImplicitCastFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).SpanImplicitCastFromArray.html>) | 4.42 ns | 1.93 ns | 0.44 | 0.34 | False | | |
[SpanImplicitCastFromArraySegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).SpanImplicitCastFromArraySegment.html>) | 7.56 ns | 2.95 ns | 0.39 | 0.09 | False | | |
[MemoryFromArrayStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).MemoryFromArrayStartLength.html>) | 7.76 ns | 5.80 ns | 0.75 | 0.09 | False | | |
[SpanFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).SpanFromArray.html>) | 6.68 ns | 4.51 ns | 0.68 | 0.09 | False | | |
[ArrayAsSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).ArrayAsSpan.html>) | 7.77 ns | 5.60 ns | 0.72 | 0.10 | False | | |
[SpanFromArrayStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).SpanFromArrayStartLength.html>) | 7.33 ns | 5.16 ns | 0.70 | 0.04 | False | | |
[ArrayAsSpanStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).ArrayAsSpanStartLength.html>) | 8.85 ns | 6.68 ns | 0.75 | 0.09 | False | | |
[ArrayAsMemoryStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).ArrayAsMemoryStartLength.html>) | 9.28 ns | 7.32 ns | 0.79 | 0.04 | False | | |
[ArrayAsMemory - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).ArrayAsMemory.html>) | 8.41 ns | 6.03 ns | 0.72 | 0.15 | False | | |
[ReadOnlySpanImplicitCastFromArraySegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).ReadOnlySpanImplicitCastFromArraySegment.html>) | 4.95 ns | 2.93 ns | 0.59 | 0.02 | False | | |
[MemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Memory.Constructors(String).MemoryFromArray.html>) | 7.33 ns | 5.15 ns | 0.70 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_21_2023/refs/heads/main_x64_alpine%203.15_Improvement/System.Memory.Constructors(String).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Constructors&lt;String&gt;*'
```

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3305acc3-735c-4c0e-83b6-4b27ae16473ffd5b4019ad646bc9f/94471ae5-cc76-4f43-bbe3-ebfa730eb824.zip?sv=2021-08-06&se=2023-04-13T18%3A43%3A44Z&sr=c&sp=rl&sig=JhMfGo7g7YeT1B4nldVPwwLxZQjDSMW%2BXNX%2F9B90t3A%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-9376bddb-69fc-4779-b0ef-2751237e91f1df5034456a54c0095/bbf8b452-d080-4548-a137-86dbe2184727.zip?sv=2021-08-06&se=2023-04-14T06%3A44%3A46Z&sr=c&sp=rl&sig=RG8dZAC%2BowoX1mZF2rCQq1XW3VoHChokRg2vZgIKEiE%3D>)
### Histogram

#### System.Memory.Constructors&lt;String&gt;.SpanImplicitCastFromArray

```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 1.9329580675053866 < 4.288944580631622.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 39.17405960228669 (T) = (0 -2.0325186775403603) / Math.Sqrt((0.10407797477844825 / (299)) + (0.12902757195105907 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.5678754111900084 = (4.7035478428515765 - 2.0325186775403603) / 4.7035478428515765 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.SpanImplicitCastFromArraySegment

```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 2.9478632353909404 < 7.179128154443291.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 346.8094583200599 (T) = (0 -2.9430601346740337) / Math.Sqrt((0.030235578433435332 / (299)) + (0.0023768359392193844 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.6127818086235166 = (7.600521360352524 - 2.9430601346740337) / 7.600521360352524 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.MemoryFromArrayStartLength

```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 5.800822378658144 < 7.367142813149603.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 72.7101947936156 (T) = (0 -5.819008545007108) / Math.Sqrt((0.20635857617979564 / (299)) + (0.002679079033776462 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.2586303345924924 = (7.848997357895109 - 5.819008545007108) / 7.848997357895109 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.SpanFromArray

```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 4.511717022380876 < 6.348958524926608.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 146.9211818571714 (T) = (0 -4.49711804258178) / Math.Sqrt((0.06801971024211313 / (299)) + (4.424929381718842E-05 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.33081311046825 = (6.720272188429376 - 4.49711804258178) / 6.720272188429376 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.ArrayAsSpan

```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 5.597248979305035 < 7.388137114666311.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 190.14085984695456 (T) = (0 -5.585326963861207) / Math.Sqrt((0.040446210331181315 / (299)) + (6.437464953313896E-05 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.2854156077925697 = (7.816189416910595 - 5.585326963861207) / 7.816189416910595 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.SpanFromArrayStartLength

```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 5.162816352686125 < 6.971987114293298.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 282.87610023897645 (T) = (0 -5.155833878927453) / Math.Sqrt((0.005863159903737434 / (299)) + (0.0012040618451989334 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.29779176282456604 = (7.3423147237154405 - 5.155833878927453) / 7.3423147237154405 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.ArrayAsSpanStartLength

```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 6.68211521653299 < 8.410723310858575.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 17.365996127963843 (T) = (0 -6.734546380236755) / Math.Sqrt((0.17579055537415594 / (299)) + (0.44641464613115184 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2458449383002746 = (8.929922667439689 - 6.734546380236755) / 8.929922667439689 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.ArrayAsMemoryStartLength

```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 7.319722469857639 < 8.811217434906402.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 61.80224543395361 (T) = (0 -7.394275949768536) / Math.Sqrt((0.015640122320725876 / (299)) + (0.026537883765842825 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.20632657667782192 = (9.316522051119453 - 7.394275949768536) / 9.316522051119453 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.ArrayAsMemory

```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 6.033948813659876 < 7.985275788162285.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 30.28899540881825 (T) = (0 -6.175564716837631) / Math.Sqrt((0.09244908006345919 / (299)) + (0.14694270823560662 / (26))) is greater than 1.967335607330539 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (26) - 2, .975) and 0.2746636802652538 = (8.514070712874299 - 6.175564716837631) / 8.514070712874299 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.ReadOnlySpanImplicitCastFromArraySegment

```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 2.928844601556031 < 4.697832669793407.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 71.09441805737828 (T) = (0 -1.7350478400129978) / Math.Sqrt((0.00034329800100524425 / (299)) + (0.06092454327185628 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.6487611540719832 = (4.939794843673355 - 1.7350478400129978) / 4.939794843673355 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors&lt;String&gt;.MemoryFromArray

```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 5.14658148516137 < 6.957170103955025.
IsChangePoint: Marked as a change because one of 3/14/2023 8:42:09 PM, 3/21/2023 3:33:39 AM falls between 3/11/2023 9:11:51 PM and 3/21/2023 3:33:39 AM.
IsImprovementStdDev: Marked as improvement because 64.37558118567198 (T) = (0 -5.158252394064448) / Math.Sqrt((0.37565609152792384 / (299)) + (3.270651851656145E-05 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.3067851840281741 = (7.441059070315792 - 5.158252394064448) / 7.441059070315792 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)

</details>

Name	Value
Architecture	x64
OS	alpine 3.15
Queue	TigerAlpine
Baseline	a78f9bde2edd384f5d26c9d394eb7fcc5f48a664
Compare	1cfda5e9a887d39004644c2f96a87b31fcca0ac7
Diff	Diff
Configs	CompliationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Stack - Duration of single invocation	3.03 μs	2.25 μs	0.75	0.20	False
List - Duration of single invocation	1.70 μs	1.57 μs	0.92	0.22	False
IEnumerable - Duration of single invocation	2.02 μs	1.70 μs	0.84	0.03	False
ConcurrentQueue - Duration of single invocation	4.04 μs	3.54 μs	0.87	0.07	False
ImmutableHashSet - Duration of single invocation	39.46 μs	35.28 μs	0.89	0.09	False
HashSet - Duration of single invocation	1.82 μs	1.54 μs	0.84	0.26	False
LinkedList - Duration of single invocation	2.72 μs	2.47 μs	0.91	0.28	False
ConcurrentStack - Duration of single invocation	3.15 μs	2.71 μs	0.86	0.05	False
ImmutableQueue - Duration of single invocation	4.12 μs	3.37 μs	0.82	0.14	False
Queue - Duration of single invocation	2.78 μs	2.14 μs	0.77	0.34	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IDictionary - Duration of single invocation	11.22 μs	9.10 μs	0.81	0.01	False
Dictionary - Duration of single invocation	9.13 μs	7.81 μs	0.86	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SpanImplicitCastFromArray - Duration of single invocation	4.42 ns	1.93 ns	0.44	0.34	False
SpanImplicitCastFromArraySegment - Duration of single invocation	7.56 ns	2.95 ns	0.39	0.09	False
MemoryFromArrayStartLength - Duration of single invocation	7.76 ns	5.80 ns	0.75	0.09	False
SpanFromArray - Duration of single invocation	6.68 ns	4.51 ns	0.68	0.09	False
ArrayAsSpan - Duration of single invocation	7.77 ns	5.60 ns	0.72	0.10	False
SpanFromArrayStartLength - Duration of single invocation	7.33 ns	5.16 ns	0.70	0.04	False
ArrayAsSpanStartLength - Duration of single invocation	8.85 ns	6.68 ns	0.75	0.09	False
ArrayAsMemoryStartLength - Duration of single invocation	9.28 ns	7.32 ns	0.79	0.04	False
ArrayAsMemory - Duration of single invocation	8.41 ns	6.03 ns	0.72	0.15	False
ReadOnlySpanImplicitCastFromArraySegment - Duration of single invocation	4.95 ns	2.93 ns	0.59	0.02	False
MemoryFromArray - Duration of single invocation	7.33 ns	5.15 ns	0.70	0.10	False

[Perf] Alpine/x64: 36 Improvements on 3/15/2023 12:03:45 AM #14217

Description

Run Information

Improvements in System.Collections.IterateForEach<String>

Repro

Payloads

Payloads

Histogram

System.Collections.IterateForEach<String>.Stack(Size: 512)

Description of detection logic

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Description of detection logic

Description of detection logic

Docs

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Improvements in System.Collections.TryGetValueTrue<String, String>

Repro

Payloads

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Histogram

System.Collections.TryGetValueTrue<String, String>.IDictionary(Size: 512)

Description of detection logic

Description of detection logic

Docs

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Improvements in System.Collections.TryGetValueFalse<Int32, Int32>

Repro

Payloads

Payloads

Histogram

System.Collections.TryGetValueFalse<Int32, Int32>.IDictionary(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Memory.Constructors<String>

Repro

Payloads

Payloads

Histogram

System.Memory.Constructors<String>.SpanImplicitCastFromArray

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

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