BenchmarkDotNet=v0.11.5, OS=Windows 10.0.18362
Intel Core i5-9600K CPU 3.70GHz (Coffee Lake), 1 CPU, 6 logical and 6 physical cores
.NET Core SDK=2.2.300
[Host] : .NET Core 2.2.5 (CoreCLR 4.6.27617.05, CoreFX 4.6.27618.01), 64bit RyuJIT
MediumRun : .NET Core 2.2.5 (CoreCLR 4.6.27617.05, CoreFX 4.6.27618.01), 64bit RyuJIT
Job=MediumRun Server=True IterationCount=15
LaunchCount=1 WarmupCount=10
| Method | Length | Mean | Error | StdDev | Ratio | RatioSD | Gen 0 | Gen 1 | Gen 2 | Allocated |
|---|---|---|---|---|---|---|---|---|---|---|
| Fill | 20 | 3.604 ns | 0.0224 ns | 0.0210 ns | 0.79 | 0.00 | - | - | - | - |
| Copy | 20 | 4.545 ns | 0.0212 ns | 0.0198 ns | 1.00 | 0.00 | - | - | - | - |
| NewArray | 20 | 8.063 ns | 0.0259 ns | 0.0243 ns | 1.77 | 0.01 | 0.0008 | - | - | 48 B |
| StackAlloc | 20 | 10.795 ns | 0.0384 ns | 0.0360 ns | 2.38 | 0.01 | - | - | - | - |
| StackAllocWithoutLocalsInit | 20 | 10.890 ns | 0.0475 ns | 0.0421 ns | 2.40 | 0.01 | - | - | - | - |
| CopyByteLoop | 20 | 11.221 ns | 0.0499 ns | 0.0443 ns | 2.47 | 0.01 | - | - | - | - |
| ArrayPool | 20 | 37.521 ns | 0.0832 ns | 0.0779 ns | 8.26 | 0.04 | - | - | - | - |
| SmallBlockMemoryStream | 20 | 56.281 ns | 0.2089 ns | 0.1954 ns | 12.38 | 0.07 | 0.0075 | - | - | 472 B |
| MemoryStream | 20 | 57.892 ns | 0.2554 ns | 0.2389 ns | 12.74 | 0.08 | 0.0056 | - | - | 352 B |
| PooledMemoryStream | 20 | 60.027 ns | 0.1529 ns | 0.1430 ns | 13.21 | 0.07 | 0.0010 | - | - | 64 B |
| Native | 20 | 67.875 ns | 0.2979 ns | 0.2641 ns | 14.94 | 0.09 | - | - | - | - |
| RecyclableMemoryStream | 20 | 1,593.734 ns | 9.5103 ns | 8.4306 ns | 350.77 | 2.20 | 0.0057 | - | - | 448 B |
| Fill | 10000 | 82.149 ns | 0.1985 ns | 0.1857 ns | 0.66 | 0.01 | - | - | - | - |
| Copy | 10000 | 124.164 ns | 1.0477 ns | 0.9800 ns | 1.00 | 0.00 | - | - | - | - |
| StackAllocWithoutLocalsInit | 10000 | 128.688 ns | 0.3868 ns | 0.3618 ns | 1.04 | 0.01 | - | - | - | - |
| ArrayPool | 10000 | 154.335 ns | 2.3499 ns | 2.1981 ns | 1.24 | 0.02 | - | - | - | - |
| Native | 10000 | 207.222 ns | 2.5186 ns | 2.3559 ns | 1.67 | 0.02 | - | - | - | - |
| StackAlloc | 10000 | 410.791 ns | 0.9419 ns | 0.8810 ns | 3.31 | 0.03 | - | - | - | - |
| PooledMemoryStream | 10000 | 415.421 ns | 4.5877 ns | 4.2913 ns | 3.35 | 0.05 | 0.0010 | - | - | 64 B |
| NewArray | 10000 | 618.266 ns | 4.8143 ns | 4.0202 ns | 4.97 | 0.06 | 0.1574 | - | - | 10024 B |
| SmallBlockMemoryStream | 10000 | 1,345.493 ns | 2.7104 ns | 2.1161 ns | 10.82 | 0.08 | 0.2651 | 0.0019 | - | 16648 B |
| RecyclableMemoryStream | 10000 | 1,885.239 ns | 12.8539 ns | 11.3947 ns | 15.18 | 0.17 | 0.0057 | - | - | 448 B |
| MemoryStream | 10000 | 2,290.672 ns | 7.1890 ns | 6.3729 ns | 18.45 | 0.17 | 0.3929 | 0.0076 | - | 28816 B |
| CopyByteLoop | 10000 | 4,997.393 ns | 21.4632 ns | 20.0767 ns | 40.25 | 0.39 | - | - | - | - |
| Fill | 100000 | 1,651.599 ns | 54.3235 ns | 50.8143 ns | 0.97 | 0.03 | - | - | - | - |
| Copy | 100000 | 1,709.284 ns | 8.6351 ns | 8.0773 ns | 1.00 | 0.00 | - | - | - | - |
| ArrayPool | 100000 | 1,995.511 ns | 34.3353 ns | 32.1172 ns | 1.17 | 0.02 | - | - | - | - |
| StackAllocWithoutLocalsInit | 100000 | 2,015.614 ns | 38.3572 ns | 35.8793 ns | 1.18 | 0.02 | - | - | - | - |
| Native | 100000 | 2,069.543 ns | 19.3944 ns | 16.1952 ns | 1.21 | 0.01 | - | - | - | - |
| PooledMemoryStream | 100000 | 3,291.219 ns | 13.1741 ns | 12.3230 ns | 1.93 | 0.01 | - | - | - | 64 B |
| RecyclableMemoryStream | 100000 | 4,555.815 ns | 68.5092 ns | 64.0836 ns | 2.67 | 0.04 | - | - | - | 448 B |
| StackAlloc | 100000 | 5,001.828 ns | 23.4092 ns | 20.7516 ns | 2.93 | 0.02 | - | - | - | - |
| SmallBlockMemoryStream | 100000 | 10,365.935 ns | 400.5115 ns | 374.6387 ns | 6.06 | 0.22 | 2.0447 | 0.2289 | - | 131408 B |
| NewArray | 100000 | 28,097.070 ns | 6,823.5906 ns | 6,382.7909 ns | 16.44 | 3.74 | 24.7192 | 24.7192 | 24.7192 | 100024 B |
| CopyByteLoop | 100000 | 50,431.811 ns | 696.0034 ns | 651.0421 ns | 29.51 | 0.44 | - | - | - | - |
| MemoryStream | 100000 | 66,288.145 ns | 1,440.0600 ns | 1,202.5153 ns | 38.77 | 0.65 | 38.8184 | 38.8184 | 38.8184 | 258277 B |