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Benchmarks for dotnet/runtime#135239 (for @EgorBo) #644

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Benchmarks for dotnet/runtime#135239 (for @EgorBo)#644

Description

@EgorBot
EgorBot
opened on Oct 5, 2026

Processing benchmark request from PR dotnet/runtime#135239.

Targets: macos15_helix_arm64, ubuntu24_azure_turin
Commits: main;PR_135239

Results will be posted here once they are ready.

Activity

  1. EgorBot commented on Oct 6, 2026

    @EgorBot
    EgorBot
    on Oct 6, 2026
    OwnerAuthor

    Results for macos15_helix_arm64

    @EgorBo

    BenchmarkDotNet v0.16.0-preview.1, macOS Sequoia 15.3.1 (24D70) [Darwin 24.3.0]
Apple M2, 1 CPU, 8 logical and 8 physical cores
Memory: 8 GB Total, 1.68 GB Available
.NET SDK 11.0.100-rtm.26480.113
  [Host]     : .NET 11.0.0 (11.0.0-rtm.26480.113, 11.0.26.48113), Arm64 RyuJIT armv8.0-a
    Method Toolchain Size Mean Error Ratio
    EncodeToUtf8 main** 10 5.131 ns 0.0048 ns 0.93
    EncodeToUtf8 PR #135239 10 5.518 ns 0.0762 ns 1.00
    EncodeToChars main 10 5.271 ns 0.0060 ns 0.91
    EncodeToChars PR #135239 10 5.764 ns 0.0855 ns 1.00
    TryEncodeToUtf8InPlace main 10 7.600 ns 0.0135 ns 0.85
    TryEncodeToUtf8InPlace PR #135239 10 8.993 ns 0.1263 ns 1.00
    DecodeFromUtf8 main 10 8.272 ns 0.1191 ns 1.10
    DecodeFromUtf8 PR #135239 10 7.541 ns 0.0033 ns 1.00
    DecodeFromChars main 10 9.057 ns 0.0706 ns 1.07
    DecodeFromChars PR #135239 10 8.440 ns 0.0063 ns 1.00
    DecodeFromUtf8InPlace main 10 9.171 ns 0.1056 ns 1.15
    DecodeFromUtf8InPlace PR #135239 10 8.003 ns 0.1100 ns 1.00
    EncodeToUtf8 main** 26 7.525 ns 0.1158 ns 0.93
    EncodeToUtf8 PR #135239 26 8.132 ns 0.0960 ns 1.00
    EncodeToChars main 26 7.823 ns 0.1423 ns 0.92
    EncodeToChars PR #135239 26 8.499 ns 0.1009 ns 1.00
    TryEncodeToUtf8InPlace main 26 14.147 ns 0.0114 ns 0.91
    TryEncodeToUtf8InPlace PR #135239 26 15.577 ns 0.0136 ns 1.00
    DecodeFromUtf8 main 26 11.470 ns 0.1449 ns 1.02
    DecodeFromUtf8 PR #135239 26 11.284 ns 0.0240 ns 1.00
    DecodeFromChars main 26 12.699 ns 0.0302 ns 0.99
    DecodeFromChars PR #135239 26 12.872 ns 0.0073 ns 1.00
    DecodeFromUtf8InPlace main 26 11.650 ns 0.1750 ns 1.04
    DecodeFromUtf8InPlace PR #135239 26 11.173 ns 0.1492 ns 1.00
    EncodeToUtf8 main** 50 6.082 ns 0.0879 ns 0.87
    EncodeToUtf8 PR #135239 50 7.025 ns 0.1355 ns 1.00
    EncodeToChars main 50 7.726 ns 0.0042 ns 1.00
    EncodeToChars PR #135239 50 7.733 ns 0.0147 ns 1.00
    TryEncodeToUtf8InPlace main 50 23.049 ns 0.0333 ns 1.62
    TryEncodeToUtf8InPlace PR #135239 50 14.210 ns 0.1692 ns 1.00
    DecodeFromUtf8 main 50 10.605 ns 0.0075 ns 1.00
    DecodeFromUtf8 PR #135239 50 10.586 ns 0.0062 ns 1.00
    DecodeFromChars main 50 12.612 ns 0.0211 ns 1.02
    DecodeFromChars PR #135239 50 12.308 ns 0.0180 ns 1.00
    DecodeFromUtf8InPlace main 50 11.746 ns 0.0044 ns 0.98
    DecodeFromUtf8InPlace PR #135239 50 12.047 ns 0.0394 ns 1.00
    EncodeToUtf8 main** 98 8.667 ns 0.1191 ns 0.86
    EncodeToUtf8 PR #135239 98 10.046 ns 0.1250 ns 1.00
    EncodeToChars main 98 12.018 ns 0.0114 ns 1.02
    EncodeToChars PR #135239 98 11.837 ns 0.1346 ns 1.00
    TryEncodeToUtf8InPlace main 98 41.232 ns 0.1140 ns 0.95
    TryEncodeToUtf8InPlace PR #135239 98 43.499 ns 0.2347 ns 1.00
    DecodeFromUtf8 main 98 15.754 ns 0.0118 ns 0.97
    DecodeFromUtf8 PR #135239 98 16.305 ns 0.0108 ns 1.00
    DecodeFromChars main 98 19.455 ns 0.0133 ns 1.00
    DecodeFromChars PR #135239 98 19.461 ns 0.0167 ns 1.00
    DecodeFromUtf8InPlace main 98 44.305 ns 0.0400 ns 2.42
    DecodeFromUtf8InPlace PR #135239 98 18.310 ns 0.0087 ns 1.00
    EncodeToUtf8 main** 1000 53.553 ns 0.0778 ns 0.88
    EncodeToUtf8 PR #135239 1000 61.145 ns 0.0663 ns 1.00
    EncodeToChars main 1000 82.426 ns 0.0706 ns 0.97
    EncodeToChars PR #135239 1000 84.680 ns 0.0834 ns 1.00
    TryEncodeToUtf8InPlace main 1000 381.708 ns 0.2325 ns 3.04
    TryEncodeToUtf8InPlace PR #135239 1000 125.707 ns 1.5854 ns 1.00
    DecodeFromUtf8 main 1000 116.495 ns 0.0640 ns 0.91
    DecodeFromUtf8 PR #135239 1000 128.503 ns 0.0965 ns 1.00
    DecodeFromChars main 1000 153.206 ns 0.1458 ns 0.94
    DecodeFromChars PR #135239 1000 162.926 ns 0.0991 ns 1.00
    DecodeFromUtf8InPlace main 1000 131.114 ns 0.0378 ns 0.92
    DecodeFromUtf8InPlace PR #135239 1000 143.269 ns 0.9542 ns 1.00
    EncodeToUtf8 main** 10001 492.826 ns 0.6748 ns 0.86
    EncodeToUtf8 PR #135239 10001 572.538 ns 0.6263 ns 1.00
    EncodeToChars main 10001 783.050 ns 0.7124 ns 0.97
    EncodeToChars PR #135239 10001 806.690 ns 0.5218 ns 1.00
    TryEncodeToUtf8InPlace main 10001 3,697.628 ns 5.9045 ns 3.16
    TryEncodeToUtf8InPlace PR #135239 10001 1,169.560 ns 13.4943 ns 1.00
    DecodeFromUtf8 main 10001 1,114.773 ns 1.2656 ns 0.92
    DecodeFromUtf8 PR #135239 10001 1,205.935 ns 1.7536 ns 1.00
    DecodeFromChars main 10001 1,425.093 ns 1.4812 ns 0.94
    DecodeFromChars PR #135239 10001 1,516.409 ns 0.8728 ns 1.00
    DecodeFromUtf8InPlace main 10001 1,267.727 ns 1.0664 ns 0.93
    DecodeFromUtf8InPlace PR #135239 10001 1,361.067 ns 1.9780 ns 1.00

    Full logs

  2. EgorBot commented on Oct 6, 2026

    @EgorBot
    EgorBot
    on Oct 6, 2026
    OwnerAuthor

    Results for ubuntu24_azure_turin

    @EgorBo

    BenchmarkDotNet v0.16.0-preview.1, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
AMD EPYC 9V45 2.60GHz, 1 CPU, 8 logical and 4 physical cores
Memory: 31.34 GB Total, 10.57 GB Available
.NET SDK 11.0.100-rtm.26480.113
  [Host]     : .NET 11.0.0 (11.0.0-rtm.26480.113, 11.0.26.48113), X64 RyuJIT x86-64-v4
    Method Toolchain Size Mean Error Ratio
    EncodeToUtf8 main** 10 6.188 ns 0.0609 ns 0.65
    EncodeToUtf8 PR #135239 10 9.452 ns 0.0194 ns 1.00
    EncodeToChars main 10 6.304 ns 0.0221 ns 1.05
    EncodeToChars PR #135239 10 6.028 ns 0.0053 ns 1.00
    TryEncodeToUtf8InPlace main 10 9.116 ns 0.0243 ns 0.90
    TryEncodeToUtf8InPlace PR #135239 10 10.172 ns 0.0495 ns 1.00
    DecodeFromUtf8 main 10 8.434 ns 0.0136 ns 0.87
    DecodeFromUtf8 PR #135239 10 9.654 ns 0.0342 ns 1.00
    DecodeFromChars main 10 10.277 ns 0.0782 ns 0.92
    DecodeFromChars PR #135239 10 11.207 ns 0.0511 ns 1.00
    DecodeFromUtf8InPlace main 10 9.124 ns 0.0076 ns 0.87
    DecodeFromUtf8InPlace PR #135239 10 10.515 ns 0.0446 ns 1.00
    EncodeToUtf8 main** 26 8.602 ns 0.0681 ns 2.00
    EncodeToUtf8 PR #135239 26 4.303 ns 0.0847 ns 1.00
    EncodeToChars main 26 8.441 ns 0.0189 ns 1.87
    EncodeToChars PR #135239 26 4.519 ns 0.0698 ns 1.00
    TryEncodeToUtf8InPlace main 26 15.325 ns 0.0135 ns 1.19
    TryEncodeToUtf8InPlace PR #135239 26 12.915 ns 0.1645 ns 1.00
    DecodeFromUtf8 main 26 10.826 ns 0.1035 ns 1.06
    DecodeFromUtf8 PR #135239 26 10.260 ns 0.1190 ns 1.00
    DecodeFromChars main 26 12.707 ns 0.1189 ns 1.16
    DecodeFromChars PR #135239 26 10.911 ns 0.1630 ns 1.00
    DecodeFromUtf8InPlace main 26 12.859 ns 0.0632 ns 1.03
    DecodeFromUtf8InPlace PR #135239 26 12.486 ns 0.1081 ns 1.00
    EncodeToUtf8 main** 50 9.180 ns 0.1240 ns 1.96
    EncodeToUtf8 PR #135239 50 4.677 ns 0.0528 ns 1.00
    EncodeToChars main 50 9.483 ns 0.0893 ns 1.93
    EncodeToChars PR #135239 50 4.916 ns 0.0914 ns 1.00
    TryEncodeToUtf8InPlace main 50 30.266 ns 0.2005 ns 1.44
    TryEncodeToUtf8InPlace PR #135239 50 21.048 ns 0.4085 ns 1.00
    DecodeFromUtf8 main 50 12.284 ns 0.0858 ns 1.17
    DecodeFromUtf8 PR #135239 50 10.459 ns 0.1961 ns 1.00
    DecodeFromChars main 50 14.267 ns 0.2504 ns 1.23
    DecodeFromChars PR #135239 50 11.561 ns 0.2309 ns 1.00
    DecodeFromUtf8InPlace main 50 19.459 ns 0.3334 ns 0.83
    DecodeFromUtf8InPlace PR #135239 50 23.481 ns 0.1285 ns 1.00
    EncodeToUtf8 main** 98 9.831 ns 0.1619 ns 1.98
    EncodeToUtf8 PR #135239 98 4.965 ns 0.0784 ns 1.00
    EncodeToChars main 98 11.530 ns 0.1600 ns 1.65
    EncodeToChars PR #135239 98 6.968 ns 0.0703 ns 1.00
    TryEncodeToUtf8InPlace main 98 46.304 ns 0.8961 ns 3.28
    TryEncodeToUtf8InPlace PR #135239 98 14.130 ns 0.1138 ns 1.00
    DecodeFromUtf8 main 98 13.010 ns 0.2492 ns 1.19
    DecodeFromUtf8 PR #135239 98 10.944 ns 0.1731 ns 1.00
    DecodeFromChars main 98 16.358 ns 0.3111 ns 1.37
    DecodeFromChars PR #135239 98 11.906 ns 0.0578 ns 1.00
    DecodeFromUtf8InPlace main 98 16.722 ns 0.3069 ns 1.08
    DecodeFromUtf8InPlace PR #135239 98 15.425 ns 0.1529 ns 1.00
    EncodeToUtf8 main** 1000 13.510 ns 0.2338 ns 1.19
    EncodeToUtf8 PR #135239 1000 11.316 ns 0.1462 ns 1.00
    EncodeToChars main 1000 18.127 ns 0.2951 ns 1.03
    EncodeToChars PR #135239 1000 17.634 ns 0.2218 ns 1.00
    TryEncodeToUtf8InPlace main 1000 412.063 ns 1.9886 ns 7.37
    TryEncodeToUtf8InPlace PR #135239 1000 55.953 ns 0.8992 ns 1.00
    DecodeFromUtf8 main 1000 21.481 ns 0.1844 ns 1.17
    DecodeFromUtf8 PR #135239 1000 18.289 ns 0.2103 ns 1.00
    DecodeFromChars main 1000 33.068 ns 0.2050 ns 1.25
    DecodeFromChars PR #135239 1000 26.386 ns 0.1615 ns 1.00
    DecodeFromUtf8InPlace main 1000 32.598 ns 0.6058 ns 1.49
    DecodeFromUtf8InPlace PR #135239 1000 21.874 ns 0.2266 ns 1.00
    EncodeToUtf8 main** 10001 102.788 ns 1.6046 ns 1.03
    EncodeToUtf8 PR #135239 10001 99.661 ns 1.6459 ns 1.00
    EncodeToChars main 10001 163.271 ns 2.8847 ns 1.01
    EncodeToChars PR #135239 10001 161.758 ns 2.1440 ns 1.00
    TryEncodeToUtf8InPlace main 10001 4,159.122 ns 54.8306 ns 8.36
    TryEncodeToUtf8InPlace PR #135239 10001 497.507 ns 9.6787 ns 1.00
    DecodeFromUtf8 main 10001 147.667 ns 1.7804 ns 1.23
    DecodeFromUtf8 PR #135239 10001 119.640 ns 0.6056 ns 1.00
    DecodeFromChars main 10001 238.822 ns 1.1606 ns 1.12
    DecodeFromChars PR #135239 10001 213.018 ns 2.9866 ns 1.00
    DecodeFromUtf8InPlace main 10001 209.033 ns 2.7912 ns 1.01
    DecodeFromUtf8InPlace PR #135239 10001 206.752 ns 3.8899 ns 1.00

    Full logs

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