[Perf] Linux/x64: 245 Regressions on 4/8/2025 2:49:36 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SystemTextJson_Reflection_ - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.05 ms	12.15 ms	3.98	0.36	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>*'

MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>.SystemTextJson_Reflection_

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
MatchWord - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.01 μs	11.76 μs	2.93	0.42	False
SplitWords - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	94.15 μs	316.00 μs	3.36	0.37	False
MatchesWords - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	93.26 μs	194.81 μs	2.09	0.42	False
ReplaceWords - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	89.67 μs	202.47 μs	2.26	0.37	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Common*'

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchWord(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.SplitWords(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWords(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.ReplaceWords(Options: IgnoreCase, Compiled)

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Buffers.Tests.SearchValuesCharTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
LastIndexOfAnyExcept - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	149.85 ns	1.06 μs	7.05	0.42	False
IndexOfAnyExcept - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	196.49 ns	2.02 μs	10.29	0.41	False
IndexOfAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	162.69 ns	2.49 μs	15.33	0.32	False
LastIndexOfAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	161.26 ns	1.24 μs	7.68	0.31	False
ContainsAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	127.51 ns	1.05 μs	8.21	0.41	False
LastIndexOfAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	131.52 ns	1.55 μs	11.75	0.43	False
ContainsAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	194.41 ns	1.43 μs	7.37	0.39	False
LastIndexOfAnyExcept - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	189.53 ns	1.02 μs	5.39	0.42	False
IndexOfAnyExcept - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	157.81 ns	1.17 μs	7.39	0.37	False
IndexOfAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	134.09 ns	1.02 μs	7.64	0.45	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.SearchValuesCharTests*'

System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAnyExcept(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.ContainsAny(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAny(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.ContainsAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAny(Values: "abcdefABCDEF0123456789")

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Segment

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	652.35 μs	1.35 ms	2.07	0.37	False
ReadSingleSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	101.24 μs	255.99 μs	2.53	0.39	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.30 ms	1.63 ms	1.25	0.38	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.23 ms	16.11 ms	1.96	0.39	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.54 ms	13.75 ms	2.10	0.38	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	104.31 μs	141.38 μs	1.36	0.40	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	67.75 μs	256.65 μs	3.79	0.46	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	69.74 μs	151.76 μs	2.18	0.40	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	85.66 μs	171.06 μs	2.00	0.33	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	820.49 μs	1.56 ms	1.90	0.36	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.50 ms	14.07 ms	2.17	0.38	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	101.83 μs	138.17 μs	1.36	0.37	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	739.31 μs	1.39 ms	1.89	0.41	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	66.87 μs	148.97 μs	2.23	0.35	False
ReadSingleSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.02 ms	1.32 ms	1.30	0.41	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.64 ms	14.53 ms	2.19	0.37	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Segment*'

System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json400KB)

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Docs

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ShiftLeft - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.78 μs	37.37 μs	21.00	0.20	False
ShiftLeft - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	183.71 ns	1.27 μs	6.90	0.37	False
TrailingZeroCount - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.68 μs	104.01 μs	10.74	0.12	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Int32>*'

System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Int32>.ShiftLeft(BufferLength: 3079)

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System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Int32>.ShiftLeft(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Int32>.TrailingZeroCount(BufferLength: 3079)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SystemTextJson_Reflection_ - Duration of single invocation ADX - Test Multi Config Graph	8.65 μs	22.86 μs	2.64	0.39	False
SystemTextJson_SourceGen_ - Duration of single invocation ADX - Test Multi Config Graph	5.72 μs	22.50 μs	3.93	0.33	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>*'

MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>.SystemTextJson_Reflection_

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MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>.SystemTextJson_SourceGen_

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Reader

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	483.83 μs	2.25 ms	4.64	0.38	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.45 μs	17.98 μs	2.13	0.39	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	67.13 μs	142.22 μs	2.12	0.38	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	34.04 μs	74.76 μs	2.20	0.39	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.56 μs	67.00 μs	2.52	0.42	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	723.59 μs	2.54 ms	3.51	0.39	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	133.21 μs	171.41 μs	1.29	0.32	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	73.05 μs	123.26 μs	1.69	0.34	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.81 μs	33.35 μs	2.11	0.41	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	70.61 μs	167.36 μs	2.37	0.40	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.41 μs	1.58 μs	1.12	0.36	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	102.93 μs	140.30 μs	1.36	0.36	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.88 μs	66.89 μs	2.69	0.38	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.86 μs	5.17 μs	2.78	0.38	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	100.49 μs	196.52 μs	1.96	0.39	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.09 μs	28.05 μs	2.32	0.45	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	33.72 μs	75.98 μs	2.25	0.42	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	59.13 μs	103.99 μs	1.76	0.33	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	67.77 μs	187.24 μs	2.76	0.35	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	643.79 μs	1.37 ms	2.13	0.37	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	78.71 μs	170.60 μs	2.17	0.39	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.06 μs	18.27 μs	1.40	0.37	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	830.67 μs	2.87 ms	3.46	0.36	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.67 μs	27.95 μs	2.39	0.35	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.62 μs	39.24 μs	1.90	0.40	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.63 μs	30.28 μs	2.22	0.43	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	108.75 μs	265.08 μs	2.44	0.39	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	657.28 μs	2.51 ms	3.82	0.35	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.66 μs	28.33 μs	2.24	0.42	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.39 μs	15.22 μs	1.46	0.34	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	975.46 ns	1.74 μs	1.79	0.40	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	70.60 μs	324.98 μs	4.60	0.38	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.20 μs	33.31 μs	3.62	0.36	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.14 μs	22.94 μs	2.51	0.33	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	37.52 μs	79.66 μs	2.12	0.42	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.12 μs	1.88 μs	1.68	0.44	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	22.53 μs	42.67 μs	1.89	0.38	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.12 μs	5.45 μs	2.57	0.42	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	35.11 μs	43.06 μs	1.23	0.43	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	110.71 μs	213.56 μs	1.93	0.36	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.52 μs	94.86 μs	2.23	0.38	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	131.18 μs	241.29 μs	1.84	0.41	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	43.15 μs	97.61 μs	2.26	0.39	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	102.20 μs	196.11 μs	1.92	0.39	False
ReadReturnBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	834.66 μs	1.23 ms	1.47	0.36	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	31.28 μs	53.09 μs	1.70	0.40	False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	51.76 μs	116.84 μs	2.26	0.41	False

![graph](<https://pvscmdupload.z22.web.core.windows.net/aut

[performanceautofiler]

ofilereport/autofilereports/04_15_2025/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Json.Tests.Perf_Reader_001.png>)














































Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Reader*'

System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json400B)

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System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: DeepTree)

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System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: LotsOfStrings)

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System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json400B)

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System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json400B)

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System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: LotsOfStrings)

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System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: Json400B)

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System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

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System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json400B)

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System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

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System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json4KB)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Node.Tests.Perf_ParseThenWrite

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	92.23 μs	144.53 μs	1.57	0.35	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	667.01 μs	1.89 ms	2.84	0.39	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.38 μs	24.07 μs	1.94	0.14	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	450.37 μs	739.81 μs	1.64	0.35	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	80.14 μs	155.85 μs	1.94	0.36	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	401.90 μs	696.30 μs	1.73	0.43	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	138.86 μs	407.26 μs	2.93	0.39	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	729.05 μs	1.33 ms	1.82	0.39	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	145.27 μs	261.57 μs	1.80	0.34	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	49.13 ms	101.19 ms	2.06	0.38	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	541.44 μs	1.01 ms	1.87	0.34	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Node.Tests.Perf_ParseThenWrite*'

System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json400B)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: BroadTree)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: HelloWorld)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: DeepTree)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json400B)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: DeepTree)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfNumbers)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: BroadTree)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: LotsOfNumbers)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json400KB)

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System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json4KB)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.33 μs	7.59 μs	3.26	0.37	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.53 μs	4.57 μs	3.00	0.37	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.35 μs	4.66 μs	1.99	0.40	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.98 μs	6.03 μs	3.04	0.32	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.28 μs	9.06 μs	3.97	0.37	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>*'

System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromReader(Mode: Reflection)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.25 μs	19.22 μs	3.66	0.34	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.34 μs	23.49 μs	3.20	0.38	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.15 μs	23.58 μs	3.30	0.40	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.42 μs	15.16 μs	3.43	0.34	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>*'

System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromUtf8Bytes(Mode: Reflection)

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Docs

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Reflection.Metadata.Perf_TypeName

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.83 μs	17.46 μs	1.36	0.36	False
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.46 μs	17.69 μs	1.54	0.35	False
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	35.00 μs	53.02 μs	1.51	0.41	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	19.18 μs	21.67 μs	1.13	0.34	False
Parse_FullNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	25.99 μs	30.87 μs	1.19	0.39	False
ParseAndGetFullName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	29.70 μs	53.25 μs	1.79	0.37	False
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.91 μs	13.70 μs	1.26	0.48	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.23 μs	20.86 μs	1.37	0.29	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.75 μs	20.80 μs	1.11	0.39	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.97 μs	19.12 μs	1.13	0.39	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.84 μs	22.79 μs	1.35	0.35	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	43.77 μs	62.44 μs	1.43	0.32	False
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.79 μs	14.53 μs	1.23	0.47	False
Parse_FullNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.79 μs	35.17 μs	1.69	0.40	False
Parse_AssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	31.71 μs	41.74 μs	1.32	0.40	False
Parse_FullNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.74 μs	3.13 μs	1.80	0.45	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.46 μs	22.01 μs	1.34	0.38	False
ParseAndGetFullName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	30.60 μs	117.42 μs	3.84	0.42	False
ParseAndGetFullName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	27.11 μs	45.58 μs	1.68	0.33	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.21 μs	22.04 μs	1.45	0.47	False
ParseAndGetAssemblyQualifiedName - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	98.01 μs	138.12 μs	1.41	0.53	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Reflection.Metadata.Perf_TypeName*'

System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(System.Int32[,]))

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System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(System.Reflection.Metadata.Nested))

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System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(System.Reflection.Metadata.NestedGeneric<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Int32[]))

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System.Reflection.Metadata.Perf_TypeName.Parse_FullNames(input: typeof(System.Collections.Generic.Dictionary<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetFullName(input: typeof(System.Reflection.Metadata.NestedGeneric<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(int))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Int32*))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Int32&))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(int))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Int32[,]))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Collections.Generic.Dictionary<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(System.Int32&))

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System.Reflection.Metadata.Perf_TypeName.Parse_FullNames(input: typeof(System.Reflection.Metadata.NestedGeneric<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.Parse_AssemblyQualifiedName(input: typeof(System.Collections.Generic.Dictionary<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.Parse_FullNames(input: typeof(System.Reflection.Metadata.Nested))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Int32[*]))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetFullName(input: typeof(System.Collections.Generic.Dictionary`2[]))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetFullName(input: typeof(System.Collections.Generic.Dictionary<String, Boolean>))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Reflection.Metadata.Nested))

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System.Reflection.Metadata.Perf_TypeName.ParseAndGetAssemblyQualifiedName(input: typeof(System.Collections.Generic.Dictionary`2[]))

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.09 ms	12.23 ms	3.95	0.35	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.07 ms	12.10 ms	3.94	0.41	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.05 ms	13.43 ms	3.32	0.35	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.05 ms	13.57 ms	3.35	0.42	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.06 ms	10.94 ms	3.57	0.38	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>*'

System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateObject

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EnumerateProperties - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	48.41 μs	144.65 μs	2.99	0.40	False
Parse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.81 ms	14.15 ms	2.08	0.34	False
PropertyIndexer - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	22.33 μs	121.87 μs	5.46	0.07	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateObject*'

System.Text.Json.Document.Tests.Perf_EnumerateObject.EnumerateProperties(TestCase: ObjectProperties)

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System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: ObjectProperties)

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System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: ObjectProperties)

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	8b05691bb7eef36df2af2490dffe53c3f6c7a835
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
NewJsonSerializerContext - Duration of single invocation ADX - Test Multi Config Graph	21.54 μs	44.27 μs	2.06	0.25	False
CachedDefaultOptions - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.44 μs	34.02 μs	2.53	0.33	False
NewDefaultOptions - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.46 μs	47.14 μs	1.93	0.11	False
NewCustomizedOptions - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.90 μs	52.55 μs	1.95	0.09	False
NewCachedCustomConverter - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.04 μs	52.95 μs	1.89	0.08	False
CachedJsonSerializerContext - Duration of single invocation ADX - Test Multi Config Graph	12.58 μs	30.65 μs	2.44	0.36	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>*'

System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.NewJsonSerializerContext

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System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.CachedDefaultOptions

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System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.NewDefaultOptions

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System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.NewCustomizedOptions

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System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.NewCachedCustomConverter

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System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.CachedJsonSerializerContext

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
PopCount - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	128.11 ns	425.79 ns	3.32	0.36	False
ShiftLeft - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	126.34 ns	889.70 ns	7.04	0.36	False
ShiftLeft - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	568.05 ns	6.39 μs	11.25	0.41	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Byte>*'

System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Byte>.PopCount(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Byte>.ShiftLeft(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives<Byte>.ShiftLeft(BufferLength: 3079)

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<BinaryData>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.92 μs	33.11 μs	3.71	0.37	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.11 μs	23.37 μs	2.88	0.31	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.92 μs	20.01 μs	2.89	0.37	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.80 μs	23.39 μs	3.44	0.41	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.86 μs	32.79 μs	3.70	0.40	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.45 μs	23.24 μs	2.75	0.35	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<BinaryData>*'

System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromString(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromString(Mode: SourceGen)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	22.88 μs	42.51 μs	1.86	0.39	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.60 μs	30.71 μs	2.90	0.39	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.49 μs	35.44 μs	2.84	0.34	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.13 μs	29.41 μs	2.64	0.31	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.36 μs	35.01 μs	2.14	0.33	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>*'

System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromString(Mode: Reflection)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<StructRecord>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.65 μs	40.03 μs	2.15	0.36	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.14 μs	27.99 μs	3.06	0.38	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.97 μs	35.26 μs	2.95	0.34	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<StructRecord>*'

System.Text.Json.Serialization.Tests.ReadJson<StructRecord>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<StructRecord>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<StructRecord>.DeserializeFromReader(Mode: SourceGen)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SystemTextJson_Reflection_ - Duration of single invocation ADX - Test Multi Config Graph	454.14 μs	1.07 ms	2.36	0.39	False
SystemTextJson_SourceGen_ - Duration of single invocation ADX - Test Multi Config Graph	309.53 μs	1.06 ms	3.44	0.34	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>*'

MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>.SystemTextJson_Reflection_

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MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>.SystemTextJson_SourceGen_

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Document.Tests.Perf_ParseThenWrite

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.56 μs	12.65 μs	2.28	0.34	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.59 μs	14.02 μs	1.63	0.39	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.89 μs	126.97 μs	2.96	0.40	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	76.16 μs	244.94 μs	3.22	0.36	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	237.43 μs	392.93 μs	1.65	0.38	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	56.58 μs	111.68 μs	1.97	0.42	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	64.27 μs	129.66 μs	2.02	0.36	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	37.73 μs	82.11 μs	2.18	0.33	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	314.10 μs	505.30 μs	1.61	0.41	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	195.02 μs	333.02 μs	1.71	0.40	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	344.22 μs	926.03 μs	2.69	0.36	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.24 ms	128.33 ms	4.54	0.39	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	385.79 μs	712.75 μs	1.85	0.36	False
ParseThenWrite - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	337.09 μs	620.36 μs	1.84	0.42	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_ParseThenWrite*'

System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: HelloWorld)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: HelloWorld)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json400B)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: LotsOfNumbers)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: DeepTree)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfNumbers)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json400B)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json4KB)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: DeepTree)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json4KB)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json400KB)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: BroadTree)

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System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: BroadTree)

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	327.01 μs	980.66 μs	3.00	0.34	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	379.05 μs	1.11 ms	2.93	0.40	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	491.63 μs	1.25 ms	2.54	0.41	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	316.60 μs	920.26 μs	2.91	0.37	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	450.98 μs	1.29 ms	2.86	0.42	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	397.06 μs	1.14 ms	2.87	0.38	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>*'

System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>.DeserializeFromString(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<TreeRecord>.DeserializeFromReader(Mode: Reflection)

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	389.32 μs	1.34 ms	3.44	0.36	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	422.97 μs	983.82 μs	2.33	0.38	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	282.96 μs	1.19 ms	4.20	0.38	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	294.80 μs	995.19 μs	3.38	0.42	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>*'

System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>.DeserializeFromString(Mode: Reflection)

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Reader.Tests.Perf_Base64

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.04 μs	12.84 μs	2.55	0.34	False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.12 μs	17.30 μs	3.38	0.37	False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	991.14 ns	3.82 μs	3.86	0.38	False
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	986.95 ns	2.35 μs	2.38	0.39	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Reader.Tests.Perf_Base64*'

System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 1000)

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System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 1000)

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System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 100)

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System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 100)

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Docs

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Sinh - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	597.24 μs	5.60 ms	9.38	0.28	False
Log - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	359.63 μs	630.55 μs	1.75	0.24	False
Sigmoid - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.68 μs	230.63 μs	10.64	0.33	False
Exp - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.79 μs	132.44 μs	6.37	0.34	False
Sin - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	31.61 μs	118.57 μs	3.75	0.39	False
Sin - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	831.71 μs	7.09 ms	8.52	0.38	False
Log - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	14.72 μs	23.89 μs	1.62	0.35	False
Exp - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	524.62 μs	3.26 ms	6.22	0.34	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>*'

System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Sinh(BufferLength: 3079)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Log(BufferLength: 3079)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Sigmoid(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Exp(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Sin(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Sin(BufferLength: 3079)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Log(BufferLength: 128)

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System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Single>.Exp(BufferLength: 3079)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadMissingAndCaseInsensitive<Location>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
MissingProperties - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.91 μs	25.80 μs	3.26	0.35	False
CaseInsensitiveNotMatching - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.27 μs	62.23 μs	4.08	0.42	False
CaseInsensitiveMatching - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.50 μs	61.69 μs	3.98	0.35	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadMissingAndCaseInsensitive<Location>*'

System.Text.Json.Serialization.Tests.ReadMissingAndCaseInsensitive<Location>.MissingProperties

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System.Text.Json.Serialization.Tests.ReadMissingAndCaseInsensitive<Location>.CaseInsensitiveNotMatching

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System.Text.Json.Serialization.Tests.ReadMissingAndCaseInsensitive<Location>.CaseInsensitiveMatching

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	8b05691bb7eef36df2af2490dffe53c3f6c7a835
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EnumerateArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.17 μs	59.94 μs	2.13	0.45	False
Parse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	89.67 μs	496.61 μs	5.54	0.41	False
EnumerateUsingIndexer - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	994.32 μs	5.06 ms	5.09	0.08	False
Parse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.27 ms	15.02 ms	2.07	0.39	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateArray*'

System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: Json400KB)

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System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: ArrayOfStrings)

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System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: Json400KB)

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System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: Json400KB)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<Hashtable>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	360.38 μs	1.16 ms	3.23	0.33	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	399.51 μs	1.34 ms	3.35	0.41	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	406.17 μs	1.30 ms	3.20	0.39	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	352.23 μs	1.17 ms	3.33	0.39	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<Hashtable>*'

System.Text.Json.Serialization.Tests.ReadJson<Hashtable>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<Hashtable>.DeserializeFromReader(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<Hashtable>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<Hashtable>.DeserializeFromUtf8Bytes(Mode: Reflection)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Buffers.Tests.SearchValuesByteTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ContainsAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	139.96 ns	1.35 μs	9.62	0.35	False
IndexOfAnyExcept - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	128.72 ns	1.83 μs	14.21	0.46	False
ContainsAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	123.45 ns	1.47 μs	11.92	0.43	False
IndexOfAny - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	142.46 ns	1.38 μs	9.69	0.37	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.SearchValuesByteTests*'

System.Buffers.Tests.SearchValuesByteTests.ContainsAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesByteTests.ContainsAny(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesByteTests.IndexOfAny(Values: "abcdefABCDEF0123456789Ü")

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	68a3c1e032f955984ab364cbc5bb69addd35d770
Compare	f3cc87946d2f8f6306aa056c311571fae01c868b
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Depth

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	233.75 μs	471.38 μs	2.02	0.44	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.54 μs	60.65 μs	2.29	0.36	False
ReadSpanEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.41 μs	1.56 μs	1.11	0.42	False

Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Depth*'

System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 512)

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System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 65)

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System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 1)

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Docs

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