Lazy Construction

github repo

The source code for all benchmarks are in Tools/Towel.Benchmarking.


BenchmarkDotNet=v0.13.0, OS=Windows 10.0.19042.1110 (20H2/October2020Update)
Intel Core i7-4790K CPU 4.00GHz (Haswell), 1 CPU, 8 logical and 4 physical cores
.NET SDK=6.0.100-preview.6.21355.2
  [Host]     : .NET 5.0.8 (5.0.821.31504), X64 RyuJIT
  DefaultJob : .NET 5.0.8 (5.0.821.31504), X64 RyuJIT
Method N Mean Error StdDev Median Ratio RatioSD Gen 0 Gen 1 Gen 2 Allocated
Lazy 1 22.10 ns 0.165 ns 0.154 ns 22.11 ns 1.00 0.00 0.0382 - - 160 B
LazyNone 1 18.91 ns 0.110 ns 0.098 ns 18.91 ns 0.86 0.01 0.0306 - - 128 B
LazyPublicationOnly 1 20.77 ns 0.238 ns 0.223 ns 20.73 ns 0.94 0.01 0.0306 - - 128 B
SLazy 1 16.30 ns 0.159 ns 0.133 ns 16.28 ns 0.74 0.01 0.0287 - - 120 B
SLazyNoCatch 1 16.05 ns 0.123 ns 0.096 ns 16.05 ns 0.73 0.01 0.0287 - - 120 B
SLazyPublicationLock 1 16.49 ns 0.339 ns 0.595 ns 16.25 ns 0.77 0.03 0.0287 - - 120 B
SLazyPublicationLockNoCatch 1 16.26 ns 0.194 ns 0.181 ns 16.21 ns 0.74 0.01 0.0287 - - 120 B
SLazyNoLock 1 16.20 ns 0.203 ns 0.180 ns 16.12 ns 0.73 0.01 0.0287 - - 120 B
SLazyNoLockNoCatch 1 16.11 ns 0.130 ns 0.121 ns 16.10 ns 0.73 0.01 0.0287 - - 120 B
ValueLazy 1 11.60 ns 0.064 ns 0.053 ns 11.60 ns 0.52 0.00 0.0210 - - 88 B
ValueLazyNoCatch 1 11.67 ns 0.096 ns 0.085 ns 11.67 ns 0.53 0.01 0.0210 - - 88 B
ValueLazyPublicationLock 1 11.96 ns 0.121 ns 0.113 ns 11.90 ns 0.54 0.01 0.0210 - - 88 B
ValueLazyPublicationLockNoCatch 1 11.67 ns 0.111 ns 0.103 ns 11.66 ns 0.53 0.01 0.0210 - - 88 B
ValueLazyNoLock 1 11.78 ns 0.094 ns 0.088 ns 11.75 ns 0.53 0.01 0.0210 - - 88 B
ValueLazyNoLockNoCatch 1 11.45 ns 0.122 ns 0.108 ns 11.43 ns 0.52 0.01 0.0210 - - 88 B
Lazy 10 200.80 ns 1.719 ns 1.608 ns 200.37 ns 1.00 0.00 0.3309 - - 1,384 B
LazyNone 10 174.82 ns 1.168 ns 0.975 ns 175.09 ns 0.87 0.01 0.2544 - - 1,064 B
LazyPublicationOnly 10 178.58 ns 1.480 ns 1.384 ns 178.56 ns 0.89 0.01 0.2544 - - 1,064 B
SLazy 10 140.66 ns 2.178 ns 2.037 ns 140.02 ns 0.70 0.01 0.2351 - - 984 B
SLazyNoCatch 10 141.17 ns 1.986 ns 1.658 ns 140.42 ns 0.70 0.01 0.2351 - - 984 B
SLazyPublicationLock 10 142.33 ns 0.973 ns 0.910 ns 142.50 ns 0.71 0.01 0.2351 - - 984 B
SLazyPublicationLockNoCatch 10 140.48 ns 1.832 ns 1.624 ns 140.08 ns 0.70 0.01 0.2351 - - 984 B
SLazyNoLock 10 158.42 ns 0.818 ns 0.683 ns 158.38 ns 0.79 0.01 0.2351 - - 984 B
SLazyNoLockNoCatch 10 142.11 ns 2.531 ns 2.243 ns 141.54 ns 0.71 0.01 0.2351 - - 984 B
ValueLazy 10 99.29 ns 2.011 ns 2.316 ns 98.56 ns 0.50 0.01 0.1587 - - 664 B
ValueLazyNoCatch 10 99.70 ns 1.016 ns 0.950 ns 99.94 ns 0.50 0.01 0.1587 - - 664 B
ValueLazyPublicationLock 10 92.64 ns 0.877 ns 0.777 ns 92.50 ns 0.46 0.00 0.1587 - - 664 B
ValueLazyPublicationLockNoCatch 10 97.68 ns 1.131 ns 0.944 ns 97.46 ns 0.49 0.01 0.1587 - - 664 B
ValueLazyNoLock 10 99.30 ns 1.983 ns 2.204 ns 98.47 ns 0.50 0.01 0.1587 - - 664 B
ValueLazyNoLockNoCatch 10 93.89 ns 1.064 ns 0.831 ns 93.90 ns 0.47 0.00 0.1587 - - 664 B
Lazy 100 1,953.87 ns 30.726 ns 35.384 ns 1,945.85 ns 1.00 0.00 3.2539 - - 13,624 B
LazyNone 100 1,635.63 ns 18.970 ns 16.817 ns 1,632.88 ns 0.84 0.02 2.4910 - - 10,424 B
LazyPublicationOnly 100 1,684.44 ns 21.139 ns 18.739 ns 1,680.53 ns 0.86 0.02 2.4910 - - 10,424 B
SLazy 100 1,328.97 ns 22.073 ns 36.878 ns 1,315.80 ns 0.69 0.02 2.3003 - - 9,624 B
SLazyNoCatch 100 1,318.93 ns 10.520 ns 9.840 ns 1,319.72 ns 0.67 0.02 2.3003 - - 9,624 B
SLazyPublicationLock 100 1,294.66 ns 10.447 ns 8.156 ns 1,296.35 ns 0.66 0.02 2.3003 - - 9,624 B
SLazyPublicationLockNoCatch 100 1,319.31 ns 16.120 ns 15.079 ns 1,323.51 ns 0.67 0.01 2.3003 - - 9,624 B
SLazyNoLock 100 1,316.53 ns 18.315 ns 15.294 ns 1,316.23 ns 0.67 0.02 2.3003 - - 9,624 B
SLazyNoLockNoCatch 100 1,322.93 ns 16.727 ns 13.059 ns 1,318.43 ns 0.68 0.02 2.3003 - - 9,624 B
ValueLazy 100 847.03 ns 14.735 ns 20.169 ns 843.36 ns 0.44 0.01 1.5354 - - 6,424 B
ValueLazyNoCatch 100 843.30 ns 11.659 ns 9.102 ns 841.84 ns 0.43 0.01 1.5354 - - 6,424 B
ValueLazyPublicationLock 100 865.78 ns 7.362 ns 6.886 ns 865.23 ns 0.44 0.01 1.5354 - - 6,424 B
ValueLazyPublicationLockNoCatch 100 889.05 ns 17.599 ns 31.282 ns 875.91 ns 0.47 0.02 1.5354 - - 6,424 B
ValueLazyNoLock 100 850.02 ns 16.836 ns 30.785 ns 837.16 ns 0.44 0.02 1.5354 - - 6,424 B
ValueLazyNoLockNoCatch 100 865.57 ns 17.225 ns 40.936 ns 874.01 ns 0.43 0.02 1.5354 - - 6,424 B
Lazy 1000 18,721.44 ns 162.584 ns 152.081 ns 18,648.43 ns 1.00 0.00 32.5012 - - 136,024 B
LazyNone 1000 16,006.07 ns 183.048 ns 171.223 ns 15,941.16 ns 0.86 0.01 24.8718 - - 104,024 B
LazyPublicationOnly 1000 15,884.03 ns 88.118 ns 73.582 ns 15,874.19 ns 0.85 0.01 24.8718 - - 104,024 B
SLazy 1000 12,717.44 ns 158.874 ns 148.610 ns 12,679.13 ns 0.68 0.01 22.9492 - - 96,024 B
SLazyNoCatch 1000 12,799.51 ns 160.029 ns 149.691 ns 12,739.91 ns 0.68 0.01 22.9492 - - 96,024 B
SLazyPublicationLock 1000 12,706.73 ns 55.077 ns 45.992 ns 12,709.53 ns 0.68 0.01 22.9492 - - 96,024 B
SLazyPublicationLockNoCatch 1000 12,650.54 ns 139.108 ns 123.316 ns 12,644.26 ns 0.68 0.01 22.9492 - - 96,024 B
SLazyNoLock 1000 13,361.71 ns 255.774 ns 632.210 ns 13,127.82 ns 0.73 0.03 22.9492 - - 96,024 B
SLazyNoLockNoCatch 1000 13,082.74 ns 253.224 ns 270.947 ns 12,968.63 ns 0.70 0.01 22.9492 - - 96,024 B
ValueLazy 1000 9,312.85 ns 184.760 ns 364.698 ns 9,247.48 ns 0.51 0.02 15.3046 - - 64,024 B
ValueLazyNoCatch 1000 8,554.24 ns 169.824 ns 269.360 ns 8,475.98 ns 0.47 0.01 15.3046 - - 64,024 B
ValueLazyPublicationLock 1000 9,047.24 ns 179.591 ns 354.495 ns 8,940.28 ns 0.49 0.02 15.3046 - - 64,024 B
ValueLazyPublicationLockNoCatch 1000 8,224.12 ns 56.538 ns 50.120 ns 8,219.14 ns 0.44 0.00 15.3046 - - 64,024 B
ValueLazyNoLock 1000 8,306.73 ns 108.731 ns 101.707 ns 8,282.03 ns 0.44 0.01 15.3046 - - 64,024 B
ValueLazyNoLockNoCatch 1000 9,156.83 ns 182.971 ns 507.011 ns 9,094.83 ns 0.49 0.02 15.3046 - - 64,024 B
Lazy 10000 191,531.93 ns 3,796.800 ns 7,841.051 ns 191,027.50 ns 1.00 0.00 325.1953 - - 1,360,024 B
LazyNone 10000 156,821.77 ns 2,929.792 ns 4,010.332 ns 155,088.22 ns 0.84 0.04 248.5352 - - 1,040,024 B
LazyPublicationOnly 10000 158,475.50 ns 3,022.222 ns 5,371.996 ns 157,175.73 ns 0.83 0.05 248.5352 - - 1,040,024 B
SLazy 10000 128,670.97 ns 2,565.950 ns 7,067.371 ns 127,533.41 ns 0.68 0.04 229.4922 - - 960,024 B
SLazyNoCatch 10000 138,004.68 ns 2,750.295 ns 7,935.229 ns 138,240.94 ns 0.70 0.05 229.4922 - - 960,024 B
SLazyPublicationLock 10000 140,635.28 ns 2,487.396 ns 2,864.489 ns 140,420.89 ns 0.75 0.03 229.4922 - - 960,024 B
SLazyPublicationLockNoCatch 10000 140,216.36 ns 2,790.505 ns 2,610.240 ns 140,052.15 ns 0.75 0.03 229.4922 - - 960,024 B
SLazyNoLock 10000 141,435.35 ns 2,561.818 ns 2,396.326 ns 140,907.08 ns 0.75 0.03 229.4922 - - 960,024 B
SLazyNoLockNoCatch 10000 138,594.90 ns 2,397.436 ns 2,242.563 ns 138,406.91 ns 0.74 0.03 229.4922 - - 960,024 B
ValueLazy 10000 94,516.01 ns 1,399.428 ns 1,309.025 ns 94,728.54 ns 0.50 0.02 152.9541 - - 640,024 B
ValueLazyNoCatch 10000 85,303.24 ns 1,694.948 ns 3,894.425 ns 82,767.11 ns 0.45 0.03 152.9541 - - 640,024 B
ValueLazyPublicationLock 10000 83,087.98 ns 597.770 ns 559.154 ns 83,069.21 ns 0.44 0.02 152.9541 - - 640,024 B
ValueLazyPublicationLockNoCatch 10000 87,196.07 ns 593.401 ns 555.068 ns 87,256.82 ns 0.46 0.02 152.9541 - - 640,024 B
ValueLazyNoLock 10000 87,338.28 ns 618.735 ns 548.493 ns 87,214.61 ns 0.47 0.02 152.9541 - - 640,024 B
ValueLazyNoLockNoCatch 10000 80,823.75 ns 1,609.269 ns 4,432.395 ns 79,400.54 ns 0.43 0.03 152.9541 - - 640,024 B