BenchmarkDotNet=v0.12.0, OS=Windows 10.0.17763.805 (1809/October2018Update/Redstone5)
Intel Xeon CPU E5-2673 v4 2.30GHz, 1 CPU, 2 logical and 2 physical cores
.NET Core SDK=3.0.101
  [Host] : .NET Core 3.0.1 (CoreCLR 4.700.19.51502, CoreFX 4.700.19.51609), X64 RyuJIT

Toolchain=InProcessEmitToolchain  

Method Mean Error StdDev Gen 0 Gen 1 Gen 2 Allocated
Query_with_defaults 29.320 us 0.5697 us 0.7987 us 0.8545 - - 21.93 KB
Query_without_validation 6.827 us 0.1330 us 0.1682 us 0.1602 - - 4.23 KB
Mutation_with_defaults 28.360 us 0.5644 us 0.8448 us 0.8240 - - 21.58 KB
Mutation_without_validation 6.105 us 0.1144 us 0.1527 us 0.1450 - - 3.77 KB
Subscribe_with_defaults 53.140 us 1.0258 us 1.2973 us 1.0376 - - 27.59 KB
Subscribe_without_validation 15.527 us 0.3098 us 0.7773 us 0.3357 - - 9.05 KB
Subscribe_with_defaults_and_get_value 53.584 us 1.0364 us 1.2727 us 1.0376 - - 27.59 KB
Validate_with_defaults 15.365 us 0.3072 us 0.4961 us 0.6714 0.0153 - 17.47 KB
Validate_100times_with_defaults 1,499.132 us 29.3583 us 46.5654 us 68.3594 1.9531 - 1746.88 KB

DISCLAIMER Benchmarks are run as part of the build and as such are not comparable