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Benchmark #569d86e

VariableLength Write

BenchmarkDotNet=v0.13.2, OS=Windows 10 (10.0.19045.3448)
Intel Core i7-8650U CPU 1.90GHz (Kaby Lake R), 1 CPU, 8 logical and 4 physical cores
.NET SDK=7.0.100
  [Host]   : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2
  .NET 7.0 : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2

Job=.NET 7.0  Runtime=.NET 7.0
Method LimitRecord parallel ordered Mean Error StdDev Gen0 Gen1 Gen2 Allocated
Write_VariableLength_RecordParser_Extension 500000 False ? 496.0 ms 9.51 ms 21.46 ms - - - 1.62 MB
Write_VariableLength_RecordParser_Extension 500000 True False 449.8 ms 8.62 ms 20.48 ms 24000.0000 13000.0000 3000.0000 142.28 MB
Write_VariableLength_RecordParser_Extension 500000 True True 470.0 ms 9.35 ms 22.05 ms 24000.0000 13000.0000 3000.0000 144.05 MB
Write_VariableLength_ManualString 500000 ? ? 660.6 ms 12.90 ms 22.59 ms 30000.0000 - - 121.45 MB
Write_VariableLength_RecordParser 500000 ? ? 633.1 ms 12.19 ms 30.13 ms 1000.0000 - - 5.2 MB
Write_VariableLength_FlatFiles 500000 ? ? 1,184.6 ms 19.21 ms 40.93 ms 155000.0000 - - 618.96 MB
Write_VariableLength_CSVHelper 500000 ? ? 938.6 ms 18.68 ms 22.24 ms 73000.0000 7000.0000 7000.0000 523.16 MB
Write_VariableLength_SoftCircuitsCsvParser 500000 ? ? 1,168.6 ms 22.32 ms 24.81 ms 118000.0000 - - 473.08 MB
Write_VariableLength_ZString 500000 ? ? 577.8 ms 11.44 ms 13.17 ms 1000.0000 - - 5.09 MB

VariableLength Read

BenchmarkDotNet=v0.13.2, OS=Windows 10 (10.0.19045.3448)
Intel Core i7-8650U CPU 1.90GHz (Kaby Lake R), 1 CPU, 8 logical and 4 physical cores
.NET SDK=7.0.100
  [Host]   : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2
  .NET 7.0 : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2

Job=.NET 7.0  Runtime=.NET 7.0
Method parallel quoted Mean Error StdDev Median Gen0 Gen1 Gen2 Allocated
Read_VariableLength_RecordParser_Parallel False False 606.6 ms 11.78 ms 11.01 ms 606.7 ms 7000.0000 4000.0000 1000.0000 107.66 MB
Read_VariableLength_RecordParser_Raw False False 1,071.6 ms 20.27 ms 19.91 ms 1,072.5 ms 15000.0000 8000.0000 2000.0000 154.09 MB
Read_VariableLength_FullQuoted_RecordParser_Parallel False True 872.1 ms 16.05 ms 25.46 ms 864.2 ms 7000.0000 4000.0000 1000.0000 107.66 MB
Read_VariableLength_RecordParser_Parallel False True 605.7 ms 8.27 ms 7.33 ms 607.0 ms 7000.0000 4000.0000 1000.0000 107.66 MB
Read_VariableLength_RecordParser_Raw False True 1,069.3 ms 20.04 ms 17.76 ms 1,068.8 ms 15000.0000 8000.0000 2000.0000 154.09 MB
Read_VariableLength_RecordParser_Parallel True False 248.3 ms 4.95 ms 13.31 ms 247.2 ms 17000.0000 11000.0000 2333.3333 123.04 MB
Read_VariableLength_RecordParser_Raw True False 658.6 ms 12.96 ms 22.02 ms 661.8 ms 24000.0000 13000.0000 3000.0000 293.84 MB
Read_VariableLength_FullQuoted_RecordParser_Parallel True True 428.9 ms 8.54 ms 24.78 ms 428.2 ms 14000.0000 7000.0000 2000.0000 89.26 MB
Read_VariableLength_RecordParser_Parallel True True 259.5 ms 8.40 ms 24.49 ms 251.9 ms 17000.0000 11500.0000 2500.0000 121.69 MB
Read_VariableLength_RecordParser_Raw True True 667.4 ms 13.30 ms 24.32 ms 663.6 ms 23000.0000 13000.0000 3000.0000 288.79 MB
Read_VariableLength_ManualString ? ? 552.1 ms 14.23 ms 41.52 ms 532.1 ms 90000.0000 - - 360.43 MB
Read_VariableLength_RecordParser ? ? 478.7 ms 5.34 ms 4.46 ms 478.4 ms 12000.0000 - - 49.37 MB
Read_VariableLength_FlatFiles ? ? 1,682.7 ms 32.14 ms 37.01 ms 1,681.8 ms 207000.0000 - - 825.79 MB
Read_VariableLength_ManualSpan ? ? 386.5 ms 3.09 ms 2.74 ms 385.9 ms 12000.0000 - - 49.32 MB
Read_VariableLength_CSVHelper ? ? 1,743.4 ms 33.32 ms 31.17 ms 1,737.5 ms 37000.0000 15000.0000 4000.0000 275.34 MB
Read_VariableLength_TinyCsvParser ? ? 643.4 ms 8.22 ms 6.87 ms 643.7 ms 285000.0000 128000.0000 1000.0000 1308.14 MB
Read_VariableLength_Cursively_Async ? ? 417.5 ms 9.95 ms 29.34 ms 415.3 ms 12000.0000 - - 49.4 MB
Read_VariableLength_Cursively_Sync ? ? 316.3 ms 5.81 ms 5.15 ms 317.0 ms 12000.0000 - - 49.47 MB

FixedLength Read

BenchmarkDotNet=v0.13.2, OS=Windows 10 (10.0.19045.3448)
Intel Core i7-8650U CPU 1.90GHz (Kaby Lake R), 1 CPU, 8 logical and 4 physical cores
.NET SDK=7.0.100
  [Host]   : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2
  .NET 7.0 : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2

Job=.NET 7.0  Runtime=.NET 7.0
Method LimitRecord parallel Mean Error StdDev Gen0 Gen1 Gen2 Allocated
Read_FixedLength_RecordParser_Parallel 400000 False 397.2 ms 6.23 ms 5.52 ms 6000.0000 3000.0000 1000.0000 64.55 MB
Read_FixedLength_RecordParser_Parallel 400000 True 206.2 ms 4.09 ms 9.39 ms 13333.3333 6333.3333 2000.0000 105.77 MB
Read_FixedLength_ManualString 400000 ? 465.4 ms 7.51 ms 7.02 ms 74000.0000 - - 295.59 MB
Read_FixedLength_RecordParser 400000 ? 303.3 ms 5.85 ms 8.01 ms 9500.0000 - - 39.51 MB
Read_FixedLength_RecordParser_GetLines 400000 ? 406.6 ms 7.92 ms 10.85 ms 6000.0000 3000.0000 1000.0000 64.55 MB
Read_FixedLength_ManualSpan 400000 ? 332.1 ms 6.49 ms 5.76 ms 9000.0000 - - 39.45 MB
Read_FixedLength_FlatFiles 400000 ? 1,355.6 ms 26.99 ms 37.84 ms 247000.0000 - - 989.04 MB