Bump System.IO.Pipelines from 10.0.10 to 10.0.11 by dependabot[bot] · Pull Request #54 · GabrielMarquezMatte/FixedWidthParser

dependabot · 2026-08-13T15:08:13Z

Updated System.IO.Pipelines from 10.0.10 to 10.0.11.

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--- updated-dependencies: - dependency-name: System.IO.Pipelines dependency-version: 10.0.11 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>

dependabot · 2026-08-13T15:08:14Z

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github-actions · 2026-08-13T15:12:05Z

Benchmark Results

Measured on ubuntu-latest (GitHub Actions). Runner noise may affect absolute numbers; use these for relative comparisons within a PR.

Benchmarks.Perf.AsyncReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 9V74 2.76GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	RatioSD	Gen0	Allocated	Alloc Ratio
GeneratedReader_ReadAsync	100	4.965 μs	0.0726 μs	0.0189 μs	0.66	0.00	0.2518	4248 B	0.23
SpanReader_ReadAsync	100	7.199 μs	0.0576 μs	0.0150 μs	0.95	0.01	0.2518	4264 B	0.23
Naive_ReadLineAsync	100	7.539 μs	0.1810 μs	0.0470 μs	1.00	0.01	1.0986	18424 B	1.00
GeneratedReader_ReadAsync_Pooled	100	9.162 μs	0.0777 μs	0.0120 μs	1.22	0.01	0.0153	328 B	0.02
SpanReader_ReadAsync_Pooled	100	11.473 μs	0.1801 μs	0.0468 μs	1.52	0.01	0.0153	344 B	0.02

GeneratedReader_ReadAsync	1000	50.666 μs	11.0468 μs	2.8688 μs	0.64	0.03	2.3193	39528 B	0.216
SpanReader_ReadAsync	1000	69.084 μs	0.5567 μs	0.0861 μs	0.87	0.01	2.3193	39544 B	0.216
Naive_ReadLineAsync	1000	79.435 μs	4.0955 μs	1.0636 μs	1.00	0.02	10.8643	183304 B	1.000
GeneratedReader_ReadAsync_Pooled	1000	89.779 μs	2.4128 μs	0.3734 μs	1.13	0.01	-	328 B	0.002
SpanReader_ReadAsync_Pooled	1000	113.138 μs	1.0778 μs	0.2799 μs	1.42	0.02	-	344 B	0.002

Benchmarks.Perf.ByteReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.66GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
CharParser_Parse	100	4.976 μs	0.1907 μs	0.0495 μs	1.00	0.2289	3.83 KB	1.00
ByteParser_Parse	100	5.891 μs	0.0869 μs	0.0226 μs	1.18	0.2289	3.83 KB	1.00
CharParser_Parse_AfterUtf8Decode	100	7.872 μs	0.1089 μs	0.0169 μs	1.58	0.6561	10.86 KB	2.84

CharParser_Parse	1000	52.343 μs	0.2538 μs	0.0659 μs	1.00	2.3193	38.28 KB	1.00
ByteParser_Parse	1000	59.354 μs	0.2463 μs	0.0640 μs	1.13	2.3193	38.28 KB	1.00
CharParser_Parse_AfterUtf8Decode	1000	80.707 μs	0.4876 μs	0.0755 μs	1.54	6.5918	108.59 KB	2.84

Benchmarks.Perf.ByteReaderPoolingBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.66GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
NoString	100	4.225 μs	0.0145 μs	0.0022 μs	0.60	-	-	0.00
WithString_NoPool	100	7.092 μs	0.0661 μs	0.0172 μs	1.00	0.2289	3920 B	1.00
WithString_Pooled	100	13.752 μs	0.0698 μs	0.0181 μs	1.94	-	-	0.00

NoString	1000	43.756 μs	0.0270 μs	0.0070 μs	0.64	-	-	0.00
WithString_NoPool	1000	68.174 μs	0.5440 μs	0.0842 μs	1.00	2.3193	39200 B	1.00
WithString_Pooled	1000	141.773 μs	0.8358 μs	0.2171 μs	2.08	-	-	0.00

Benchmarks.Perf.ByteReaderStreamBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.66GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	Gen0	Gen1	Gen2	Allocated	Alloc Ratio
ByteReader_Read	100	6.921 μs	0.0649 μs	0.0101 μs	0.27	0.2289	-	-	3.83 KB	0.02
CharReader_Read	100	25.503 μs	0.2445 μs	0.0635 μs	1.00	41.6565	41.6565	41.6565	196.04 KB	1.00

ByteReader_Read	1000	69.334 μs	0.4829 μs	0.0747 μs	0.64	2.3193	-	-	38.28 KB	0.17
CharReader_Read	1000	107.735 μs	0.9393 μs	0.2439 μs	1.00	41.6260	41.6260	41.6260	230.5 KB	1.00

Benchmarks.Perf.ComparisonBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 3.19GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	RatioSD	Gen0	Gen1	Allocated	Alloc Ratio
FixedWidthParser_Generated	100	4.660 μs	0.0262 μs	0.0068 μs	0.13	0.00	0.2289	-	3.86 KB	0.09
FixedWidthParser_Read	100	6.120 μs	0.0275 μs	0.0071 μs	0.17	0.00	0.2289	-	3.86 KB	0.09
RecordParser_Read	100	11.214 μs	0.2265 μs	0.0588 μs	0.32	0.00	0.2441	-	4.23 KB	0.10
FileHelpers_Read	100	35.210 μs	1.0264 μs	0.2665 μs	1.00	0.01	2.5024	0.0610	41.49 KB	1.00
FlatFiles_Read	100	72.623 μs	2.8173 μs	0.7316 μs	2.06	0.02	6.2256	0.1221	103.13 KB	2.49

FixedWidthParser_Generated	1000	45.823 μs	0.3210 μs	0.0497 μs	0.13	0.00	2.3193	-	38.31 KB	0.09
FixedWidthParser_Read	1000	68.368 μs	1.2047 μs	0.3129 μs	0.19	0.00	2.3193	-	38.31 KB	0.09
RecordParser_Read	1000	108.052 μs	1.7375 μs	0.2689 μs	0.31	0.00	2.3193	-	38.69 KB	0.10
FileHelpers_Read	1000	352.847 μs	5.7949 μs	1.5049 μs	1.00	0.01	24.4141	5.8594	406.42 KB	1.00
FlatFiles_Read	1000	744.151 μs	22.8630 μs	3.5381 μs	2.11	0.01	57.6172	1.9531	953.2 KB	2.35

Benchmarks.Perf.ComparisonWriterBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 3.19GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	RatioSD	Gen0	Gen1	Allocated	Alloc Ratio
FixedWidthParser_Write	1	129.6 ns	0.43 ns	0.07 ns	0.63	0.00	-	-	-	0.00
FileHelpers_Write	1	204.6 ns	2.62 ns	0.68 ns	1.00	0.00	0.0215	-	360 B	1.00
FlatFiles_Write	1	474.7 ns	22.17 ns	5.76 ns	2.32	0.03	0.0420	-	712 B	1.98
RecordParser_Write	1	22,598.3 ns	3,076.80 ns	799.03 ns	110.44	3.58	1.0986	-	18128 B	50.36

FixedWidthParser_Write	100	13,358.0 ns	53.11 ns	8.22 ns	0.68	0.01	-	-	-	0.00
FileHelpers_Write	100	19,624.0 ns	657.68 ns	170.80 ns	1.00	0.01	1.9531	-	32832 B	1.00
FlatFiles_Write	100	45,616.7 ns	1,207.73 ns	313.64 ns	2.32	0.02	4.2114	-	71200 B	2.17
RecordParser_Write	100	55,769.0 ns	17,875.29 ns	4,642.16 ns	2.84	0.22	1.2207	-	20440 B	0.62

FixedWidthParser_Write	1000	134,429.6 ns	1,333.90 ns	206.42 ns	0.68	0.00	-	-	-	0.00
FileHelpers_Write	1000	199,157.1 ns	4,081.63 ns	1,059.99 ns	1.00	0.01	19.5313	-	328032 B	1.00
RecordParser_Write	1000	446,740.6 ns	20,870.84 ns	3,229.79 ns	2.24	0.02	77.1484	76.1719	1290886 B	3.94
FlatFiles_Write	1000	522,432.9 ns	10,127.11 ns	1,567.18 ns	2.62	0.01	41.9922	-	712000 B	2.17

Benchmarks.Perf.ParserBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Line	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
Parse_NoPool	Jane (...)0.00 [25]	55.46 ns	0.830 ns	0.129 ns	1.00	0.0029	48 B	1.00
Parse_WithStringPool	Jane (...)0.00 [25]	80.68 ns	0.406 ns	0.063 ns	1.45	-	-	0.00

Parse_NoPool	John (...)0.00 [25]	54.04 ns	0.442 ns	0.068 ns	1.00	0.0024	40 B	1.00
Parse_WithStringPool	John (...)0.00 [25]	79.93 ns	0.864 ns	0.224 ns	1.48	-	-	0.00

Benchmarks.Perf.PipeReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.66GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	RatioSD	Gen0	Allocated	Alloc Ratio
Stream_ReadAsync	100	8.385 μs	0.4751 μs	0.1234 μs	1.00	0.02	0.2441	4.09 KB	1.00
Pipe_ReadAsync	100	18.852 μs	0.3747 μs	0.0973 μs	2.25	0.03	0.2441	4.48 KB	1.10
Pipe_ReadAsync_SmallSegments	100	58.562 μs	1.5151 μs	0.2345 μs	6.99	0.10	0.2441	4.67 KB	1.14

Stream_ReadAsync	1000	71.216 μs	0.1661 μs	0.0257 μs	1.00	0.00	2.3193	38.54 KB	1.00
Pipe_ReadAsync	1000	168.442 μs	1.1049 μs	0.2869 μs	2.37	0.00	2.1973	39.03 KB	1.01
Pipe_ReadAsync_SmallSegments	1000	591.670 μs	3.3378 μs	0.5165 μs	8.31	0.01	1.9531	39.13 KB	1.02

Benchmarks.Perf.ReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 9V74 2.76GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
GeneratedReader_Read	100	4.662 μs	0.0560 μs	0.0146 μs	0.67	0.2289	3952 B	0.354
SpanReader_Read	100	6.157 μs	0.0397 μs	0.0061 μs	0.88	0.2289	3952 B	0.354
Naive_ReadLine	100	7.007 μs	0.0691 μs	0.0179 μs	1.00	0.6638	11152 B	1.000
GeneratedReader_Read_Pooled	100	8.876 μs	0.0532 μs	0.0082 μs	1.27	-	32 B	0.003
SpanReader_Read_Pooled	100	10.459 μs	0.1745 μs	0.0270 μs	1.49	-	32 B	0.003

GeneratedReader_Read	1000	48.256 μs	0.3357 μs	0.0872 μs	0.70	2.3193	39232 B	0.353
SpanReader_Read	1000	59.597 μs	0.3705 μs	0.0573 μs	0.86	2.3193	39232 B	0.353
Naive_ReadLine	1000	69.341 μs	0.7786 μs	0.2022 μs	1.00	6.5918	111232 B	1.000
GeneratedReader_Read_Pooled	1000	88.673 μs	0.3991 μs	0.0618 μs	1.28	-	32 B	0.000
SpanReader_Read_Pooled	1000	104.724 μs	0.9624 μs	0.1489 μs	1.51	-	32 B	0.000

Benchmarks.Perf.ReaderStartupBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 9V74 2.76GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
GeneratedReader_ReadOne	113.4 ns	1.24 ns	0.19 ns	0.89	0.0043	72 B	0.75
ReflectionReader_ConstructAndReadOne	127.8 ns	3.78 ns	0.59 ns	1.00	0.0057	96 B	1.00

Benchmarks.Perf.SourceGenParserBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Line	Mean	Error	StdDev	Ratio	Gen0	Allocated	Alloc Ratio
Generated	John (...)00.00 [25]	38.97 ns	0.763 ns	0.118 ns	0.58	0.0024	40 B	1.00
Reflection	John (...)00.00 [25]	67.32 ns	0.897 ns	0.139 ns	1.00	0.0024	40 B	1.00

Benchmarks.Perf.WriterBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.400
  [Host]     : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1

Method	Count	Mean	Error	StdDev	Ratio	RatioSD	Gen0	Gen1	Allocated	Alloc Ratio
WriteMany_ReuseWriterSpan	1	132.7 ns	1.03 ns	0.16 ns	0.42	0.01	-	-	-	0.00
WriteMany_ReuseWriter	1	135.3 ns	1.13 ns	0.17 ns	0.43	0.01	-	-	-	0.00
WriteMany_AsyncReuseWriter	1	184.9 ns	3.04 ns	0.79 ns	0.58	0.02	0.0019	-	32 B	0.01
WriteMany_NewStream	1	317.7 ns	37.71 ns	9.79 ns	1.00	0.04	0.1326	-	2224 B	1.00
WriteMany_AsyncNewStream	1	638.7 ns	35.94 ns	9.33 ns	2.01	0.06	0.3204	0.0029	5360 B	2.41

WriteMany_ReuseWriter	100	13,871.6 ns	97.88 ns	25.42 ns	0.98	0.00	-	-	-	0.000
WriteMany_NewStream	100	14,139.1 ns	258.08 ns	39.94 ns	1.00	0.00	0.3052	-	5328 B	1.000
WriteMany_ReuseWriterSpan	100	14,658.9 ns	138.22 ns	21.39 ns	1.04	0.00	-	-	-	0.000
WriteMany_AsyncReuseWriter	100	15,981.8 ns	73.27 ns	19.03 ns	1.13	0.00	-	-	32 B	0.006
WriteMany_AsyncNewStream	100	16,306.0 ns	452.16 ns	69.97 ns	1.15	0.01	0.3052	-	5360 B	1.006

WriteMany_ReuseWriterSpan	1000	134,826.4 ns	1,699.05 ns	262.93 ns	0.97	0.00	-	-	-	0.000
WriteMany_ReuseWriter	1000	135,776.7 ns	1,773.00 ns	460.44 ns	0.98	0.00	-	-	-	0.000
WriteMany_NewStream	1000	138,829.5 ns	1,346.39 ns	208.36 ns	1.00	0.00	0.2441	-	5328 B	1.000
WriteMany_AsyncReuseWriter	1000	159,946.7 ns	1,932.48 ns	501.86 ns	1.15	0.00	-	-	32 B	0.006
WriteMany_AsyncNewStream	1000	163,832.7 ns	4,240.16 ns	1,101.16 ns	1.18	0.01	0.2441	-	5360 B	1.006

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Bump System.IO.Pipelines from 10.0.10 to 10.0.11 - #54

Bump System.IO.Pipelines from 10.0.10 to 10.0.11#54
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dependabot/nuget/src/FixedWidthParser/develop/System.IO.Pipelines-10.0.11

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Benchmark Results

Benchmarks.Perf.AsyncReaderBenchmarks

Benchmarks.Perf.ByteReaderBenchmarks

Benchmarks.Perf.ByteReaderPoolingBenchmarks

Benchmarks.Perf.ByteReaderStreamBenchmarks

Benchmarks.Perf.ComparisonBenchmarks

Benchmarks.Perf.ComparisonWriterBenchmarks

Benchmarks.Perf.ParserBenchmarks

Benchmarks.Perf.PipeReaderBenchmarks

Benchmarks.Perf.ReaderBenchmarks

Benchmarks.Perf.ReaderStartupBenchmarks

Benchmarks.Perf.SourceGenParserBenchmarks

Benchmarks.Perf.WriterBenchmarks

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