Benchmarks for dotnet/runtime#124990 (for @jozkee)

[EgorBot]

Processing benchmark request from PR dotnet/runtime#124990.

Targets: ubuntu24_azure_cobalt100, windows_azure_emeraldrapids
Commits: main;PR_124990

• ubuntu24_azure_cobalt100: live logs
• windows_azure_emeraldrapids: live logs

Results will be posted here once they are ready.

[EgorBot]

Results for ubuntu24_azure_cobalt100

@jozkee

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
Neoverse-N2, 8 physical cores
.NET SDK 11.0.100-preview.3.26155.105
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), Arm64 RyuJIT armv8.0-a

Method	Toolchain	Size	Mean	Error	Ratio
ReadByte	PR #124990**	1024	2,168.852 ns	0.4714 ns	1.00
ReadByte	main	1024	1,818.554 ns	0.1927 ns	0.84
WriteByte	PR #124990	1024	1,812.887 ns	1.6548 ns	1.00
WriteByte	main	1024	1,812.101 ns	0.1292 ns	1.00
CopyTo	PR #124990	1024	6.255 ns	0.0042 ns	1.00
CopyTo	main	1024	6.019 ns	0.0021 ns	0.96
CopyToAsync	PR #124990	1024	33.352 ns	0.0161 ns	1.00
CopyToAsync	main	1024	32.946 ns	0.0135 ns	0.99
ReadByte	PR #124990**	65536	138,318.852 ns	17.5326 ns	1.00
ReadByte	main	65536	115,940.984 ns	7.2639 ns	0.84
WriteByte	PR #124990	65536	115,899.042 ns	5.8724 ns	1.00
WriteByte	main	65536	115,901.713 ns	5.7602 ns	1.00
CopyTo	PR #124990	65536	6.299 ns	0.0070 ns	1.00
CopyTo	main	65536	6.094 ns	0.0055 ns	0.97
CopyToAsync	PR #124990	65536	33.647 ns	0.0161 ns	1.00
CopyToAsync	main	65536	32.839 ns	0.0147 ns	0.98

---

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
Neoverse-N2, 8 physical cores
.NET SDK 11.0.100-preview.3.26155.105
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), Arm64 RyuJIT armv8.0-a

Method	Toolchain	ChunkSize	Mean	Error	Ratio
ReadByteArray	PR #124990**	1	147,319.862 ns	63.3020 ns	1.00
ReadByteArray	main	1	140,072.979 ns	7.6403 ns	0.95
ReadSpan	PR #124990	1	231,822.529 ns	23.5293 ns	1.00
ReadSpan	main	1	212,521.033 ns	22.2001 ns	0.92
ReadAsyncMemory	PR #124990	1	730,362.940 ns	580.6513 ns	1.00
ReadAsyncMemory	main	1	708,207.184 ns	4,004.8607 ns	0.97
WriteByteArray	PR #124990	1	177,726.549 ns	7.9169 ns	1.00
WriteByteArray	main	1	162,909.734 ns	110.5376 ns	0.92
WriteSpan	PR #124990	1	487,748.171 ns	77.8200 ns	1.00
WriteSpan	main	1	349,428.854 ns	130.5161 ns	0.72
WriteAsyncMemory	PR #124990	1	827,886.082 ns	1,222.8592 ns	1.00
WriteAsyncMemory	main	1	819,884.461 ns	292.8971 ns	0.99
CopyToWithBufferSize	PR #124990	1	3.354 ns	0.0081 ns	1.00
CopyToWithBufferSize	main	1	3.194 ns	0.0249 ns	0.95
CopyToAsyncWithBufferSize	PR #124990	1	32.295 ns	0.0596 ns	1.00
CopyToAsyncWithBufferSize	main	1	31.742 ns	0.0102 ns	0.98
ReadByteArray	PR #124990**	4096	1,045.266 ns	0.9950 ns	1.00
ReadByteArray	main	4096	1,043.043 ns	0.8188 ns	1.00
ReadSpan	PR #124990	4096	1,020.012 ns	1.3551 ns	1.00
ReadSpan	main	4096	1,035.164 ns	3.0738 ns	1.01
ReadAsyncMemory	PR #124990	4096	1,334.178 ns	0.4253 ns	1.00
ReadAsyncMemory	main	4096	1,331.490 ns	0.5283 ns	1.00
WriteByteArray	PR #124990	4096	1,022.288 ns	2.5759 ns	1.00
WriteByteArray	main	4096	1,000.411 ns	2.4624 ns	0.98
WriteSpan	PR #124990	4096	1,014.504 ns	1.9261 ns	1.00
WriteSpan	main	4096	1,099.087 ns	2.1243 ns	1.08
WriteAsyncMemory	PR #124990	4096	1,325.746 ns	4.3907 ns	1.00
WriteAsyncMemory	main	4096	1,308.734 ns	4.0070 ns	0.99
CopyToWithBufferSize	PR #124990	4096	3.438 ns	0.0147 ns	1.00
CopyToWithBufferSize	main	4096	3.236 ns	0.0240 ns	0.94
CopyToAsyncWithBufferSize	PR #124990	4096	32.682 ns	0.0048 ns	1.00
CopyToAsyncWithBufferSize	main	4096	31.329 ns	0.0216 ns	0.96
ReadByteArray	PR #124990**	16384	943.467 ns	0.3092 ns	1.00
ReadByteArray	main	16384	967.006 ns	1.2157 ns	1.02
ReadSpan	PR #124990	16384	972.783 ns	0.1701 ns	1.00
ReadSpan	main	16384	937.827 ns	1.2874 ns	0.96
ReadAsyncMemory	PR #124990	16384	1,100.639 ns	0.4090 ns	1.00
ReadAsyncMemory	main	16384	1,083.323 ns	0.3747 ns	0.98
WriteByteArray	PR #124990	16384	895.079 ns	1.9887 ns	1.00
WriteByteArray	main	16384	887.781 ns	1.8837 ns	0.99
WriteSpan	PR #124990	16384	951.718 ns	1.1593 ns	1.00
WriteSpan	main	16384	1,001.984 ns	1.0046 ns	1.05
WriteAsyncMemory	PR #124990	16384	1,078.391 ns	7.6347 ns	1.00
WriteAsyncMemory	main	16384	1,038.770 ns	5.2191 ns	0.96
CopyToWithBufferSize	PR #124990	16384	3.442 ns	0.0184 ns	1.00
CopyToWithBufferSize	main	16384	3.081 ns	0.0229 ns	0.90
CopyToAsyncWithBufferSize	PR #124990	16384	32.038 ns	0.0341 ns	1.00
CopyToAsyncWithBufferSize	main	16384	31.679 ns	0.0082 ns	0.99

Full logs

[EgorBot]

Results for windows_azure_emeraldrapids

@jozkee

BenchmarkDotNet v0.15.8, Windows 11 (10.0.26100.32370/24H2/2024Update/HudsonValley) (Hyper-V)
INTEL XEON PLATINUM 8573C 2.30GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26155.105
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

Method	Toolchain	ChunkSize	Mean	Error	Ratio
ReadByteArray	PR #124990**	1	119,357.380 ns	664.3009 ns	1.00
ReadByteArray	main	1	114,235.243 ns	468.7093 ns	0.96
ReadSpan	PR #124990	1	203,199.711 ns	1,959.8056 ns	1.00
ReadSpan	main	1	183,686.412 ns	823.7653 ns	0.90
ReadAsyncMemory	PR #124990	1	1,079,435.130 ns	6,346.8950 ns	1.00
ReadAsyncMemory	main	1	1,060,482.347 ns	633.7347 ns	0.98
WriteByteArray	PR #124990	1	166,780.490 ns	1,384.8734 ns	1.00
WriteByteArray	main	1	191,032.209 ns	1,243.9694 ns	1.15
WriteSpan	PR #124990	1	718,708.566 ns	1,405.8762 ns	1.00
WriteSpan	main	1	718,347.728 ns	378.7693 ns	1.00
WriteAsyncMemory	PR #124990	1	1,082,113.379 ns	2,155.8581 ns	1.00
WriteAsyncMemory	main	1	1,055,160.117 ns	2,826.3599 ns	0.98
CopyToWithBufferSize	PR #124990	1	1.695 ns	0.0247 ns	1.00
CopyToWithBufferSize	main	1	2.231 ns	0.0048 ns	1.32
CopyToAsyncWithBufferSize	PR #124990	1	17.098 ns	0.0891 ns	1.00
CopyToAsyncWithBufferSize	main	1	15.649 ns	0.0551 ns	0.92
ReadByteArray	PR #124990**	4096	861.036 ns	2.3654 ns	1.00
ReadByteArray	main	4096	866.239 ns	3.7337 ns	1.01
ReadSpan	PR #124990	4096	856.354 ns	2.6060 ns	1.00
ReadSpan	main	4096	850.546 ns	1.9594 ns	0.99
ReadAsyncMemory	PR #124990	4096	1,065.538 ns	3.3733 ns	1.00
ReadAsyncMemory	main	4096	1,075.635 ns	2.6943 ns	1.01
WriteByteArray	PR #124990	4096	1,216.871 ns	6.5315 ns	1.00
WriteByteArray	main	4096	1,247.237 ns	3.2115 ns	1.02
WriteSpan	PR #124990	4096	1,236.416 ns	3.5479 ns	1.00
WriteSpan	main	4096	1,302.190 ns	4.7872 ns	1.05
WriteAsyncMemory	PR #124990	4096	1,441.039 ns	4.5220 ns	1.00
WriteAsyncMemory	main	4096	1,429.397 ns	1.8824 ns	0.99
CopyToWithBufferSize	PR #124990	4096	1.695 ns	0.0239 ns	1.00
CopyToWithBufferSize	main	4096	2.229 ns	0.0006 ns	1.32
CopyToAsyncWithBufferSize	PR #124990	4096	17.571 ns	0.0231 ns	1.00
CopyToAsyncWithBufferSize	main	4096	16.152 ns	0.0046 ns	0.92
ReadByteArray	PR #124990**	16384	856.362 ns	0.1521 ns	1.00
ReadByteArray	main	16384	2,051.313 ns	0.7361 ns	2.40
ReadSpan	PR #124990	16384	1,421.140 ns	0.5582 ns	1.00
ReadSpan	main	16384	847.598 ns	0.3544 ns	0.60
ReadAsyncMemory	PR #124990	16384	908.460 ns	2.0076 ns	1.00
ReadAsyncMemory	main	16384	913.638 ns	1.1775 ns	1.01
WriteByteArray	PR #124990	16384	1,101.489 ns	4.1155 ns	1.00
WriteByteArray	main	16384	1,112.365 ns	5.2953 ns	1.01
WriteSpan	PR #124990	16384	1,116.921 ns	5.3585 ns	1.00
WriteSpan	main	16384	1,144.274 ns	1.6997 ns	1.02
WriteAsyncMemory	PR #124990	16384	1,189.578 ns	1.2923 ns	1.00
WriteAsyncMemory	main	16384	1,188.367 ns	1.0822 ns	1.00
CopyToWithBufferSize	PR #124990	16384	1.677 ns	0.0042 ns	1.00
CopyToWithBufferSize	main	16384	2.229 ns	0.0007 ns	1.33
CopyToAsyncWithBufferSize	PR #124990	16384	17.012 ns	0.0133 ns	1.00
CopyToAsyncWithBufferSize	main	16384	15.616 ns	0.0126 ns	0.92

---

BenchmarkDotNet v0.15.8, Windows 11 (10.0.26100.32370/24H2/2024Update/HudsonValley) (Hyper-V)
INTEL XEON PLATINUM 8573C 2.30GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26155.105
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

Method	Toolchain	Size	Mean	Error	Ratio
ReadByte	PR #124990**	1024	895.090 ns	1.0339 ns	1.00
ReadByte	main	1024	780.265 ns	2.8590 ns	0.87
WriteByte	PR #124990	1024	1,164.366 ns	2.5543 ns	1.00
WriteByte	main	1024	900.941 ns	4.4111 ns	0.77
CopyTo	PR #124990	1024	3.649 ns	0.0015 ns	1.00
CopyTo	main	1024	3.661 ns	0.0041 ns	1.00
CopyToAsync	PR #124990	1024	18.424 ns	0.0323 ns	1.00
CopyToAsync	main	1024	17.053 ns	0.0313 ns	0.93
ReadByte	PR #124990**	65536	57,582.478 ns	229.1548 ns	1.00
ReadByte	main	65536	56,887.698 ns	663.9217 ns	0.99
WriteByte	PR #124990	65536	76,997.383 ns	780.3710 ns	1.00
WriteByte	main	65536	59,832.400 ns	583.5340 ns	0.78
CopyTo	PR #124990	65536	3.650 ns	0.0029 ns	1.00
CopyTo	main	65536	3.669 ns	0.0100 ns	1.01
CopyToAsync	PR #124990	65536	18.415 ns	0.0209 ns	1.00
CopyToAsync	main	65536	17.048 ns	0.0293 ns	0.93

Full logs