[Perf] Windows/x86: 32 Improvements on 4/25/2023 8:51:41 AM

[performanceautofiler]

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Globalization.Tests.StringSearch

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IndexOf_Word_NotFound - Duration of single invocation	555.02 ns	489.04 ns	0.88	0.00	True	7348.794331369076	6500.343417314477	0.8845455627417821)	Trace	Trace
LastIndexOf_Word_NotFound - Duration of single invocation	557.31 ns	478.90 ns	0.86	0.00	True	7389.991189639982	6478.740511021312	0.8766912361281093)	Trace	Trace
IndexOf_Word_NotFound - Duration of single invocation	33.40 ns	24.41 ns	0.73	0.14	False	336.80914376419764	252.8914277976365	0.7508448997889663)	Trace	Trace
IndexOf_Word_NotFound - Duration of single invocation	556.68 ns	488.43 ns	0.88	0.00	True	7348.675952668203	6476.20086428987	0.8812745188387918)	Trace	Trace
LastIndexOf_Word_NotFound - Duration of single invocation	555.67 ns	477.58 ns	0.86	0.00	True	7382.039573820396	6509.515346159043	0.8818044499848434)	Trace	Trace
IndexOf_Word_NotFound - Duration of single invocation	554.08 ns	485.13 ns	0.88	0.00	True				Trace	Trace
LastIndexOf_Word_NotFound - Duration of single invocation	559.68 ns	480.77 ns	0.86	0.00	True	7353.580354232316	6511.649785192386	0.8855073952438202)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, None, False))

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 489.0431569620519 < 528.5351658079741.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 105.33920857931575 (T) = (0 -487.94776057722635) / Math.Sqrt((6.259437993461867 / (299)) + (12.216425648287919 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.12377419441762023 = (556.8744465964614 - 487.94776057722635) / 556.8744465964614 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))

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 478.89965709189335 < 528.6424107278863.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 144.65432260038438 (T) = (0 -478.7855454440156) / Math.Sqrt((7.007307292850476 / (299)) + (8.198849758018268 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.1413198378206019 = (557.583098494811 - 478.7855454440156) / 557.583098494811 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, Ordinal, False))

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 24.408437325937363 < 31.62039532008684.
IsChangePoint: Marked as a change because one of 3/10/2023 12:53:36 AM, 4/25/2023 1:57:48 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 47.76063256211132 (T) = (0 -24.778170938907856) / Math.Sqrt((4.438471544830244 / (299)) + (0.31568925589257446 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.23896233826538626 = (32.558403065666425 - 24.778170938907856) / 32.558403065666425 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))

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 488.42797491772006 < 528.0584870780267.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 167.10698138768603 (T) = (0 -486.7655335502098) / Math.Sqrt((5.904478973629568 / (299)) + (4.71442845636173 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.12617087479524652 = (557.0488777610292 - 486.7655335502098) / 557.0488777610292 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, None, False))

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 477.57992585993264 < 527.8512775929901.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 102.75459403664262 (T) = (0 -479.09661035373296) / Math.Sqrt((6.852810367679881 / (299)) + (16.77813013624218 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.14063355377013248 = (557.4997865643708 - 479.09661035373296) / 557.4997865643708 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (, None, False))

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 485.1276430881879 < 528.4874574486122.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 205.42985547266542 (T) = (0 -487.3279051331847) / Math.Sqrt((6.372076589587886 / (299)) + (2.7985722502476706 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.12488092836581423 = (556.8703973313654 - 487.3279051331847) / 556.8703973313654 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, None, False))

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 480.7742227820103 < 530.1073887210058.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 153.58286138627668 (T) = (0 -479.2216234327005) / Math.Sqrt((6.982360218625026 / (299)) + (7.15117765226995 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.14086144291735192 = (557.7931748983301 - 479.2216234327005) / 557.7931748983301 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Tests.Perf_BitArray

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
BitArrayCopyToBoolArray - Duration of single invocation	199.95 ns	170.67 ns	0.85	0.08	True				Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_BitArray.BitArrayCopyToBoolArray(Size: 512)

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 170.66570381068772 < 189.97442844669445.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 19.67428090752199 (T) = (0 -166.19661965271735) / Math.Sqrt((11.399118381702156 / (299)) + (91.05565358800712 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.17186295078669833 = (200.68733769440425 - 166.19661965271735) / 200.68733769440425 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_Guid

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Parse - Duration of single invocation	47.31 ns	36.31 ns	0.77	0.03	False	516.4062700428435	445.212855159404	0.8621368116279204)	Trace	Trace
ParseExactD - Duration of single invocation	45.61 ns	37.04 ns	0.81	0.01	False				Trace	Trace
ctor_str - Duration of single invocation	44.67 ns	36.43 ns	0.82	0.02	False	518.6155693853041	446.9167963295935	0.8617496710700521)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Guid*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Guid.Parse

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 36.314505428837656 < 42.49691808701071.
IsChangePoint: Marked as a change because one of 4/1/2023 1:31:30 PM, 4/10/2023 1:33:42 PM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 21.3224803449366 (T) = (0 -36.383955081462354) / Math.Sqrt((6.590163050184764 / (299)) + (0.7874405238302371 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.11408827341445964 = (41.06950386771887 - 36.383955081462354) / 41.06950386771887 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Tests.Perf_Guid.ParseExactD

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 37.04458494465247 < 42.95723053893363.
IsChangePoint: Marked as a change because one of 4/10/2023 1:33:42 PM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 14.609733858267942 (T) = (0 -36.59656537660576) / Math.Sqrt((7.326860152219454 / (299)) + (0.7735346065113036 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.08216784545752263 = (39.87282990194267 - 36.59656537660576) / 39.87282990194267 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Tests.Perf_Guid.ctor_str

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 36.43107639197295 < 42.44291225687293.
IsChangePoint: Marked as a change because one of 4/1/2023 1:31:30 PM, 4/10/2023 1:33:42 PM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 23.247614332564034 (T) = (0 -35.9903229032476) / Math.Sqrt((6.217450793618348 / (299)) + (0.8698477024504913 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.1259747866230177 = (41.17767125297374 - 35.9903229032476) / 41.17767125297374 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.CtorFromCollection<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
SortedList - Duration of single invocation	12.56 μs	11.09 μs	0.88	0.02	False	137705.80589254765	133904.5214045214	0.9723956120558024)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.CtorFromCollection<Int32>*'

Payloads

Baseline
Compare

Histogram

System.Collections.CtorFromCollection<Int32>.SortedList(Size: 512)

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 11.087269635675419 < 11.95440755378006.
IsChangePoint: Marked as a change because one of 2/24/2023 9:01:57 AM, 3/25/2023 10:49:06 AM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 44.29429395125597 (T) = (0 -11026.240865851521) / Math.Sqrt((1183442.1481574054 / (299)) + (3812.3298559409704 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.20430055569630498 = (13857.293661302509 - 11026.240865851521) / 13857.293661302509 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Linq.Tests.Perf_Enumerable

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Aggregate_Seed - Duration of single invocation	1.55 μs	646.49 ns	0.42	0.06	False				Trace	Trace
SelectToList - Duration of single invocation	565.33 ns	505.73 ns	0.89	0.02	False	3977.2655945969695	3058.7822671156005	0.769066634944091)	Trace	Trace
Sum - Duration of single invocation	523.36 ns	465.27 ns	0.89	0.03	False				Trace	Trace
SelectToList - Duration of single invocation	384.93 ns	320.66 ns	0.83	0.01	True	3210.810094324294	2154.6608235186704	0.6710645476440464)	Trace	Trace
Range - Duration of single invocation	400.05 ns	369.07 ns	0.92	0.09	False				Trace	Trace
SelectToList - Duration of single invocation	395.73 ns	289.01 ns	0.73	0.07	False	3881.315510540572	2155.2188624754845	0.555280511626151)	Trace	Trace
WhereSingle_LastElementMatches - Duration of single invocation	369.69 ns	337.77 ns	0.91	0.02	False				Trace	Trace
SelectToArray - Duration of single invocation	309.95 ns	278.81 ns	0.90	0.02	False	2358.4519718540337	2075.742749474298	0.8801293281552426)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_Enumerable*'

Payloads

Baseline
Compare

Histogram

System.Linq.Tests.Perf_Enumerable.Aggregate_Seed(input: IEnumerable)

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 646.4926285708249 < 707.9854340133287.
IsChangePoint: Marked as a change because one of 4/23/2023 2:59:55 PM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 5.927569530321035 (T) = (0 -637.1882729935899) / Math.Sqrt((15379.456698526581 / (299)) + (204.56122054900106 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.06642041412976338 = (682.5216431865683 - 637.1882729935899) / 682.5216431865683 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.SelectToList(input: IList)

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 505.72579548914706 < 537.5856194470098.
IsChangePoint: Marked as a change because one of 2/13/2023 6:54:14 PM, 4/25/2023 6:46:56 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 15.64726614491507 (T) = (0 -502.52202982456595) / Math.Sqrt((43.23245121584458 / (299)) + (466.7502243539636 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.11504637632274692 = (567.8512595229942 - 502.52202982456595) / 567.8512595229942 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.Sum(input: IEnumerable)

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 465.2698140607221 < 495.5892019995136.
IsChangePoint: Marked as a change because one of 2/13/2023 6:54:14 PM, 3/6/2023 11:14:52 AM, 3/22/2023 7:51:01 PM, 4/8/2023 3:09:32 AM, 4/9/2023 11:04:55 PM, 4/25/2023 6:46:56 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 8.393578569604028 (T) = (0 -446.63707628607506) / Math.Sqrt((1129.5080602488595 / (299)) + (264.805103613805 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.06477978991602808 = (477.57423489166496 - 446.63707628607506) / 477.57423489166496 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.SelectToList(input: Array)

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 320.6556338174489 < 365.676047712762.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 41.618956450378064 (T) = (0 -295.621376921114) / Math.Sqrt((5.487601702149626 / (299)) + (119.16869673029399 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.22862398078909876 = (383.2390034934291 - 295.621376921114) / 383.2390034934291 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.Range

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 369.07050614919837 < 379.7829133978474.
IsChangePoint: Marked as a change because one of 2/24/2023 9:01:57 AM, 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 26.797328938877197 (T) = (0 -369.7084009796815) / Math.Sqrt((986.9215738198186 / (299)) + (0.8138196295143576 / (2))) is greater than 1.9679296690655894 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (2) - 2, .975) and 0.12247342947815675 = (421.3073579752977 - 369.7084009796815) / 421.3073579752977 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.SelectToList(input: List)

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 289.01045725640796 < 375.80838934160784.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 38.958412479570185 (T) = (0 -314.89070390593486) / Math.Sqrt((126.49075486223052 / (299)) + (117.00887564736212 / (27))) is greater than 1.9673127716992511 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (27) - 2, .975) and 0.21249471681040236 = (399.8585287333528 - 314.89070390593486) / 399.8585287333528 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.WhereSingle_LastElementMatches(input: List)

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 337.7743087206354 < 351.8353572283508.
IsChangePoint: Marked as a change because one of 2/14/2023 5:47:38 PM, 2/20/2023 10:31:48 AM, 4/8/2023 3:09:32 AM, 4/10/2023 1:33:42 PM, 5/1/2023 3:42:23 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 72.04234799106321 (T) = (0 -338.03419834850234) / Math.Sqrt((61.308545330049256 / (299)) + (0.13508523734561836 / (2))) is greater than 1.9679296690655894 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (2) - 2, .975) and 0.10012918677359355 = (375.6474744819325 - 338.03419834850234) / 375.6474744819325 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Linq.Tests.Perf_Enumerable.SelectToArray(input: Array)

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 278.8089316533624 < 294.3850989554753.
IsChangePoint: Marked as a change because one of 2/13/2023 6:54:14 PM, 2/14/2023 5:47:38 PM, 2/20/2023 10:31:48 AM, 2/23/2023 8:54:44 PM, 4/8/2023 3:09:32 AM, 4/9/2023 11:04:55 PM, 5/1/2023 3:42:23 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 58.23016474987383 (T) = (0 -279.15768735535363) / Math.Sqrt((40.374842743941315 / (299)) + (0.24326107934282126 / (2))) is greater than 1.9679296690655894 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (2) - 2, .975) and 0.09557673162101273 = (308.6582323956487 - 279.15768735535363) / 308.6582323956487 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_Double

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ToStringWithFormat - Duration of single invocation	60.14 μs	56.07 μs	0.93	0.00	True	640693.9040207523	611481.1435523115	0.95440449755318)	Trace	Trace
ToStringWithFormat - Duration of single invocation	60.15 μs	56.09 μs	0.93	0.00	True	640588.2352941176	611401.098901099	0.95443697716425)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Double*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Double.ToStringWithFormat(value: 1.7976931348623157E+308, format: "F50")

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 56.069696428571426 < 57.127383304908456.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 73.77262620713815 (T) = (0 -56272.5947093354) / Math.Sqrt((24675.898899793992 / (299)) + (70006.73746805219 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.06053873954789186 = (59898.792082448046 - 56272.5947093354) / 59898.792082448046 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Tests.Perf_Double.ToStringWithFormat(value: -1.7976931348623157E+308, format: "F50")

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 56.09093261131167 < 57.06646208492977.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 70.18060953727026 (T) = (0 -56301.251352116684) / Math.Sqrt((16419.96343232025 / (299)) + (77768.71653382285 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.06026933810276063 = (59912.114859005516 - 56301.251352116684) / 59912.114859005516 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Buffers.Text.Tests.Base64Tests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Base64DecodeDestinationTooSmall - Duration of single invocation	103.01 ns	96.30 ns	0.93	0.18	False	1137.6072555388682	1035.8790796878795	0.9105770683549294)	Trace	Trace
Base64Decode - Duration of single invocation	109.63 ns	92.05 ns	0.84	0.17	False	1138.007537077559	1035.675415778981	0.9100778176202855)	Trace	Trace
ConvertToBase64CharArray - Duration of single invocation	161.94 ns	147.11 ns	0.91	0.55	False				Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Base64Tests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Base64Tests.Base64DecodeDestinationTooSmall(NumberOfBytes: 1000)

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 96.29803357956436 < 99.04830468898759.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 27.74630887634405 (T) = (0 -93.82227970563595) / Math.Sqrt((8.762553996175777 / (299)) + (3.0801595187562834 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.09701337793189804 = (103.90218128675666 - 93.82227970563595) / 103.90218128675666 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Buffers.Text.Tests.Base64Tests.Base64Decode(NumberOfBytes: 1000)

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 92.05075294929757 < 100.57489622284517.
IsChangePoint: Marked as a change because one of 4/17/2023 7:48:00 AM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 22.523359382657485 (T) = (0 -94.25856000439214) / Math.Sqrt((8.287339833985117 / (299)) + (4.373891825321881 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.09052517436266962 = (103.64064770934017 - 94.25856000439214) / 103.64064770934017 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Buffers.Text.Tests.Base64Tests.ConvertToBase64CharArray(NumberOfBytes: 1000)

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 147.11349607182942 < 153.28599223408776.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 12.975335211624703 (T) = (0 -150.84243676335646) / Math.Sqrt((125.41186091335344 / (299)) + (29.879925919235188 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.09283782848434902 = (166.2794608281944 - 150.84243676335646) / 166.2794608281944 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IterateGetPositionSingleSegment - Duration of single invocation	67.00 ns	60.62 ns	0.90	0.00	True	526.7102319289747	510.7676257562262	0.9697317325422713)	Trace	Trace
IterateGetPositionMemory - Duration of single invocation	83.72 ns	77.15 ns	0.92	0.11	False	690.8383919646992	658.8444081992203	0.9536881792650664)	Trace	Trace
IterateGetPositionArray - Duration of single invocation	62.13 ns	54.89 ns	0.88	0.00	True	471.61370727004027	452.44562374053515	0.9593563901260196)	Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests<Byte>*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateGetPositionSingleSegment

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 60.624534287220705 < 63.84466960406709.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 133.52670881010607 (T) = (0 -60.078343923534824) / Math.Sqrt((0.2062434883766898 / (299)) + (0.0690673565261329 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.1083940841889001 = (67.3821728390857 - 60.078343923534824) / 67.3821728390857 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateGetPositionMemory

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 77.15240702334384 < 79.78996365673277.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 30.015063688100312 (T) = (0 -76.86043151432588) / Math.Sqrt((2.927579399811908 / (299)) + (1.846857385848484 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.09446053546279126 = (84.87805835564185 - 76.86043151432588) / 84.87805835564185 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateGetPositionArray

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 54.892206036019424 < 58.40759004413047.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 113.75992950220483 (T) = (0 -53.7393262589734) / Math.Sqrt((0.1692948424289785 / (299)) + (0.1439244848817464 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.13422510994953563 = (62.07078407626379 - 53.7393262589734) / 62.07078407626379 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Encodings.Web.Tests.Perf_Encoders

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EncodeUtf8 - Duration of single invocation	77.98 ns	72.25 ns	0.93	0.12	False	862.951605127262	832.7196742994906	0.9649668293700977)
EncodeUtf8 - Duration of single invocation	74.22 ns	66.12 ns	0.89	0.08	False	865.1675280278864	832.2776063021146	0.9619843317504726)	Trace	Trace
EncodeUtf16 - Duration of single invocation	92.55 ns	85.46 ns	0.92	0.26	False	1003.8151117826739	976.1686997572262	0.9724586612604881)

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Encodings.Web.Tests.Perf_Encoders*'

Payloads

Baseline
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Histogram

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,no <escaping /> required,512)

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 72.24522884602438 < 73.03367036938617.
IsChangePoint: Marked as a change because one of 4/17/2023 1:30:24 AM, 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 8.313573314706854 (T) = (0 -71.25487588112534) / Math.Sqrt((7.329724378369084 / (299)) + (7.267138546741408 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.05683485954858592 = (75.54867416645786 - 71.25487588112534) / 75.54867416645786 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: JavaScript,no escaping required,512)

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 66.11863661513829 < 72.25591510363525.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 20.838357352413905 (T) = (0 -67.0596216516231) / Math.Sqrt((7.873366667802977 / (299)) + (4.4278792132140525 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.11472678831162274 = (75.75019865757396 - 67.0596216516231) / 75.75019865757396 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: UnsafeRelaxed,no <escaping /> required,512)

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 85.45628834046371 < 87.62440246015193.
IsChangePoint: Marked as a change because one of 4/28/2023 4:38:49 PM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 5.282537947877136 (T) = (0 -86.22089090069375) / Math.Sqrt((11.870865014802883 / (299)) + (9.982097042757072 / (12))) is greater than 1.9676708853560316 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (12) - 2, .975) and 0.05410265910686519 = (91.15248259317686 - 86.22089090069375) / 91.15248259317686 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	x86
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	620b0db3a987bab2694a0043cacb3e2a86673df5
Compare	2e0033cf25cee5457ee326dc1eaff013b939d00d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Perf_Convert

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ToBase64String - Duration of single invocation	300.31 ns	280.05 ns	0.93	0.27	False				Trace	Trace

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Perf_Convert*'

Payloads

Baseline
Compare

Histogram

System.Perf_Convert.ToBase64String(formattingOptions: None)

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 280.04903815686447 < 283.66164792209946.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/2/2023 10:35:24 AM falls between 4/23/2023 8:38:14 PM and 5/2/2023 10:35:24 AM.
IsImprovementStdDev: Marked as improvement because 30.445039612927992 (T) = (0 -281.3251412886547) / Math.Sqrt((108.10183030126576 / (299)) + (9.042155838630093 / (30))) is greater than 1.9672451058622664 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (30) - 2, .975) and 0.08097922933572305 = (306.1140186040738 - 281.3251412886547) / 306.1140186040738 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Baseline
Compare
Diff

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[kunalspathak]

possibly dotnet/runtime#85275?