github.com/xaionaro-go/rand@v0.0.0-20191005105903-aba1befc54a5/mathrand/README.md (about) 1 [](https://godoc.org/github.com/xaionaro-go/rand/mathrand) 2 3 A collection of popular fast PRNGs (non crypto). This implementations may be used as 4 analog of [`math/rand`](https://golang.org/pkg/math/rand/). 5 6 [Diehard tests](https://en.wikipedia.org/wiki/Diehard_tests) result: 7 8 |func|passed|weak|failed|score| 9 |----|------|----|------|-----| 10 |Uint32AddIfShiftXOR| |1|113|[0.5](./docs/dieharder-results/prngSample-Uint32AddIfShiftXOR.bin.txt)| 11 |Uint32AddIfShiftXORWithReseed|9|4|101|[11](./docs/dieharder-results/prngSample-Uint32AddIfShiftXORWithReseed.bin.txt)| 12 |Uint32AddRotate|1|1|112|[1.5](./docs/dieharder-results/prngSample-Uint32AddRotate.bin.txt)| 13 |Uint32AddRotateMultiply|9|1|104|[9.5](./docs/dieharder-results/prngSample-Uint32AddRotateMultiply.bin.txt)| 14 |Uint32AddRotateMultiplyWithReseed|24|17|73|[32.5](./docs/dieharder-results/prngSample-Uint32AddRotateMultiplyWithReseed.bin.txt)| 15 |Uint32AddRotateWithReseed|17|15|82|[24.5](./docs/dieharder-results/prngSample-Uint32AddRotateWithReseed.bin.txt)| 16 |[Uint32MultiplyAdd](https://en.wikipedia.org/wiki/Linear_congruential_generator)|7|3|104|[8.5](./docs/dieharder-results/prngSample-Uint32MultiplyAdd.bin.txt)| 17 |Uint32MultiplyAddWithReseed|17|26|71|[30](./docs/dieharder-results/prngSample-Uint32MultiplyAddWithReseed.bin.txt)| 18 |[Uint32PCG](https://en.wikipedia.org/wiki/Permuted_congruential_generator)|22|20|72|[32](./docs/dieharder-results/prngSample-Uint32PCG.bin.txt)| 19 |Uint32PCGWithReseed|18|22|74|[29](./docs/dieharder-results/prngSample-Uint32PCGWithReseed.bin.txt)| 20 |[Uint32Xorshift](https://en.wikipedia.org/wiki/Xorshift)|24|12|78|[30](./docs/dieharder-results/prngSample-Uint32Xorshift.bin.txt)| 21 |Uint32XorshiftWithReseed|29|14|71|[36](./docs/dieharder-results/prngSample-Uint32XorshiftWithReseed.bin.txt)| 22 |Uint64AddIfShiftXOR| |3|111|[1.5](./docs/dieharder-results/prngSample-Uint64AddIfShiftXOR.bin.txt)| 23 |Uint64AddIfShiftXORWithReseed|9|4|101|[11](./docs/dieharder-results/prngSample-Uint64AddIfShiftXORWithReseed.bin.txt)| 24 |Uint64AddNRotateMultiply|17|21|76|[27.5](./docs/dieharder-results/prngSample-Uint64AddNRotateMultiply.bin.txt)| 25 |Uint64AddNRotateMultiplyWithReseed|21|16|77|[29](./docs/dieharder-results/prngSample-Uint64AddNRotateMultiplyWithReseed.bin.txt)| 26 |Uint64AddRotate|1|1|112|[1.5](./docs/dieharder-results/prngSample-Uint64AddRotate.bin.txt)| 27 |Uint64AddRotateMultiply|18|13|83|[24.5](./docs/dieharder-results/prngSample-Uint64AddRotateMultiply.bin.txt)| 28 |Uint64AddRotateMultiplyWithReseed|20|18|76|[29](./docs/dieharder-results/prngSample-Uint64AddRotateMultiplyWithReseed.bin.txt)| 29 |Uint64AddRotateWithReseed|24|8|82|[28](./docs/dieharder-results/prngSample-Uint64AddRotateWithReseed.bin.txt)| 30 |[Uint64MSWS](https://en.wikipedia.org/wiki/Middle-square_method)|23|16|75|[31](./docs/dieharder-results/prngSample-Uint64MSWS.bin.txt)| 31 |Uint64MSWSWithReseed|16|20|78|[26](./docs/dieharder-results/prngSample-Uint64MSWSWithReseed.bin.txt)| 32 |[Uint64MultiplyAdd](https://en.wikipedia.org/wiki/Linear_congruential_generator)|11|11|92|[16.5](./docs/dieharder-results/prngSample-Uint64MultiplyAdd.bin.txt)| 33 |Uint64MultiplyAddWithReseed|20|15|79|[27.5](./docs/dieharder-results/prngSample-Uint64MultiplyAddWithReseed.bin.txt)| 34 |[Uint64Xorshift](https://en.wikipedia.org/wiki/Xorshift)|26|11|77|[31.5](./docs/dieharder-results/prngSample-Uint64Xorshift.bin.txt)| 35 |Uint64XorshiftWithReseed|19|16|79|[27](./docs/dieharder-results/prngSample-Uint64XorshiftWithReseed.bin.txt)| 36 |[Uint64Xoshiro256](https://en.wikipedia.org/wiki/Xorshift#xoshiro_and_xoroshiro)|36|10|68|[41](./docs/dieharder-results/prngSample-Uint64Xoshiro256.bin.txt)| 37 |Uint64Xoshiro256WithReseed|16|17|81|[24.5](./docs/dieharder-results/prngSample-Uint64Xoshiro256WithReseed.bin.txt)| 38 |XORUint32AddIfShiftXOR| |1|113|[0.5](./docs/dieharder-results/prngSample-XORUint32AddIfShiftXOR.bin.txt)| 39 |XORUint32AddIfShiftXORWithReseed|9|4|101|[11](./docs/dieharder-results/prngSample-XORUint32AddIfShiftXORWithReseed.bin.txt)| 40 |XORUint32AddRotate|1|1|112|[1.5](./docs/dieharder-results/prngSample-XORUint32AddRotate.bin.txt)| 41 |XORUint32AddRotateMultiply|9|1|104|[9.5](./docs/dieharder-results/prngSample-XORUint32AddRotateMultiply.bin.txt)| 42 |XORUint32AddRotateMultiplyWithReseed|24|17|73|[32.5](./docs/dieharder-results/prngSample-XORUint32AddRotateMultiplyWithReseed.bin.txt)| 43 |XORUint32AddRotateWithReseed|17|15|82|[24.5](./docs/dieharder-results/prngSample-XORUint32AddRotateWithReseed.bin.txt)| 44 |XORUint32MultiplyAdd|8|2|104|[9](./docs/dieharder-results/prngSample-XORUint32MultiplyAdd.bin.txt)| 45 |XORUint32MultiplyAddWithReseed|17|26|71|[30](./docs/dieharder-results/prngSample-XORUint32MultiplyAddWithReseed.bin.txt)| 46 |XORUint32PCG|26|15|73|[33.5](./docs/dieharder-results/prngSample-XORUint32PCG.bin.txt)| 47 |XORUint32PCGWithReseed|18|22|74|[29](./docs/dieharder-results/prngSample-XORUint32PCGWithReseed.bin.txt)| 48 |XORUint32Xorshift|25|11|78|[30.5](./docs/dieharder-results/prngSample-XORUint32Xorshift.bin.txt)| 49 |XORUint32XorshiftWithReseed|29|14|71|[36](./docs/dieharder-results/prngSample-XORUint32XorshiftWithReseed.bin.txt)| 50 |XORUint64AddIfShiftXOR| |3|111|[1.5](./docs/dieharder-results/prngSample-XORUint64AddIfShiftXOR.bin.txt)| 51 |XORUint64AddIfShiftXORWithReseed|9|4|101|[11](./docs/dieharder-results/prngSample-XORUint64AddIfShiftXORWithReseed.bin.txt)| 52 |XORUint64AddNRotateMultiply|17|21|76|[27.5](./docs/dieharder-results/prngSample-XORUint64AddNRotateMultiply.bin.txt)| 53 |XORUint64AddNRotateMultiplyWithReseed|21|16|77|[29](./docs/dieharder-results/prngSample-XORUint64AddNRotateMultiplyWithReseed.bin.txt)| 54 |XORUint64AddRotate|1|1|112|[1.5](./docs/dieharder-results/prngSample-XORUint64AddRotate.bin.txt)| 55 |XORUint64AddRotateMultiply|19|10|85|[24](./docs/dieharder-results/prngSample-XORUint64AddRotateMultiply.bin.txt)| 56 |XORUint64AddRotateMultiplyWithReseed|20|18|76|[29](./docs/dieharder-results/prngSample-XORUint64AddRotateMultiplyWithReseed.bin.txt)| 57 |XORUint64AddRotateWithReseed|24|8|82|[28](./docs/dieharder-results/prngSample-XORUint64AddRotateWithReseed.bin.txt)| 58 |XORUint64MSWS|18|10|86|[23](./docs/dieharder-results/prngSample-XORUint64MSWS.bin.txt)| 59 |XORUint64MSWSWithReseed|16|20|78|[26](./docs/dieharder-results/prngSample-XORUint64MSWSWithReseed.bin.txt)| 60 |XORUint64MultiplyAdd|11|11|92|[16.5](./docs/dieharder-results/prngSample-XORUint64MultiplyAdd.bin.txt)| 61 |XORUint64MultiplyAddWithReseed|20|15|79|[27.5](./docs/dieharder-results/prngSample-XORUint64MultiplyAddWithReseed.bin.txt)| 62 |XORUint64Xorshift|26|11|77|[31.5](./docs/dieharder-results/prngSample-XORUint64Xorshift.bin.txt)| 63 |XORUint64XorshiftWithReseed|19|16|79|[27](./docs/dieharder-results/prngSample-XORUint64XorshiftWithReseed.bin.txt)| 64 |XORUint64Xoshiro256|20|19|75|[29.5](./docs/dieharder-results/prngSample-XORUint64Xoshiro256.bin.txt)| 65 |XORUint64Xoshiro256WithReseed|16|17|81|[24.5](./docs/dieharder-results/prngSample-XORUint64Xoshiro256WithReseed.bin.txt)| 66 67 If you need a fast PRNG then choose the fastest implementation which does not not fail on important-to-you tests. 68 69 Benchmarks: 70 71 ``` 72 BenchmarkReadUint64AddRotateMultiplyWithReseed65536Concurrent-12 goos: linux 73 goarch: amd64 74 pkg: github.com/xaionaro-go/rand/mathrand 75 BenchmarkReadUint64AddRotateMultiply1-12 1000000000 5.91 ns/op 169.28 MB/s 0 B/op 0 allocs/op 76 BenchmarkReadUint64AddRotateMultiply16-12 1000000000 5.94 ns/op 2692.28 MB/s 0 B/op 0 allocs/op 77 BenchmarkReadUint64AddRotateMultiply1024-12 83157897 144 ns/op 7096.43 MB/s 0 B/op 0 allocs/op 78 BenchmarkReadUint64AddRotateMultiply65536-12 1319334 9101 ns/op 7201.32 MB/s 0 B/op 0 allocs/op 79 BenchmarkReadUint64AddRotateMultiply65536Concurrent-12 8676526 1344 ns/op 48746.93 MB/s 0 B/op 0 allocs/op 80 BenchmarkReadUint64AddRotateMultiplyWithReseed1-12 1000000000 5.67 ns/op 176.32 MB/s 0 B/op 0 allocs/op 81 BenchmarkReadUint64AddRotateMultiplyWithReseed16-12 1000000000 5.81 ns/op 2753.05 MB/s 0 B/op 0 allocs/op 82 BenchmarkReadUint64AddRotateMultiplyWithReseed1024-12 78509712 152 ns/op 6739.85 MB/s 0 B/op 0 allocs/op 83 BenchmarkReadUint64AddRotateMultiplyWithReseed65536-12 1236812 9887 ns/op 6628.26 MB/s 0 B/op 0 allocs/op 84 BenchmarkReadUint64AddRotateMultiplyWithReseed65536Concurrent-12 5922577 1973 ns/op 33218.97 MB/s 0 B/op 0 allocs/op 85 BenchmarkReadUint64AddNRotateMultiply1-12 1000000000 7.69 ns/op 130.08 MB/s 0 B/op 0 allocs/op 86 BenchmarkReadUint64AddNRotateMultiply16-12 1000000000 8.79 ns/op 1819.23 MB/s 0 B/op 0 allocs/op 87 BenchmarkReadUint64AddNRotateMultiply1024-12 30040552 393 ns/op 2602.58 MB/s 0 B/op 0 allocs/op 88 BenchmarkReadUint64AddNRotateMultiply65536-12 478203 24378 ns/op 2688.32 MB/s 0 B/op 0 allocs/op 89 BenchmarkReadUint64AddNRotateMultiply65536Concurrent-12 3086086 3743 ns/op 17507.67 MB/s 0 B/op 0 allocs/op 90 BenchmarkReadUint64AddNRotateMultiplyWithReseed1-12 1000000000 7.34 ns/op 136.22 MB/s 0 B/op 0 allocs/op 91 BenchmarkReadUint64AddNRotateMultiplyWithReseed16-12 1000000000 9.17 ns/op 1743.97 MB/s 0 B/op 0 allocs/op 92 BenchmarkReadUint64AddNRotateMultiplyWithReseed1024-12 29574066 406 ns/op 2519.95 MB/s 0 B/op 0 allocs/op 93 BenchmarkReadUint64AddNRotateMultiplyWithReseed65536-12 467214 25746 ns/op 2545.47 MB/s 0 B/op 0 allocs/op 94 BenchmarkReadUint64AddNRotateMultiplyWithReseed65536Concurrent-12 2858484 4047 ns/op 16193.68 MB/s 0 B/op 0 allocs/op 95 BenchmarkReadUint64MultiplyAdd1-12 1000000000 5.51 ns/op 181.65 MB/s 0 B/op 0 allocs/op 96 BenchmarkReadUint64MultiplyAdd16-12 1000000000 5.37 ns/op 2979.11 MB/s 0 B/op 0 allocs/op 97 BenchmarkReadUint64MultiplyAdd1024-12 100000000 114 ns/op 8963.90 MB/s 0 B/op 0 allocs/op 98 BenchmarkReadUint64MultiplyAdd65536-12 1639879 7346 ns/op 8921.67 MB/s 0 B/op 0 allocs/op 99 BenchmarkReadUint64MultiplyAdd65536Concurrent-12 8702646 1346 ns/op 48698.28 MB/s 0 B/op 0 allocs/op 100 BenchmarkReadUint64MultiplyAddWithReseed1-12 1000000000 5.34 ns/op 187.42 MB/s 0 B/op 0 allocs/op 101 BenchmarkReadUint64MultiplyAddWithReseed16-12 1000000000 5.51 ns/op 2903.46 MB/s 0 B/op 0 allocs/op 102 BenchmarkReadUint64MultiplyAddWithReseed1024-12 96030442 124 ns/op 8243.72 MB/s 0 B/op 0 allocs/op 103 BenchmarkReadUint64MultiplyAddWithReseed65536-12 1509570 7828 ns/op 8372.51 MB/s 0 B/op 0 allocs/op 104 BenchmarkReadUint64MultiplyAddWithReseed65536Concurrent-12 8741253 1344 ns/op 48747.50 MB/s 0 B/op 0 allocs/op 105 BenchmarkReadUint64AddRotate1-12 1000000000 5.63 ns/op 177.61 MB/s 0 B/op 0 allocs/op 106 BenchmarkReadUint64AddRotate16-12 1000000000 5.42 ns/op 2952.00 MB/s 0 B/op 0 allocs/op 107 BenchmarkReadUint64AddRotate1024-12 182573494 67.5 ns/op 15159.29 MB/s 0 B/op 0 allocs/op 108 BenchmarkReadUint64AddRotate65536-12 3237300 3904 ns/op 16787.75 MB/s 0 B/op 0 allocs/op 109 BenchmarkReadUint64AddRotate65536Concurrent-12 12520366 895 ns/op 73215.25 MB/s 0 B/op 0 allocs/op 110 BenchmarkReadUint64AddRotateWithReseed1-12 1000000000 5.52 ns/op 181.08 MB/s 0 B/op 0 allocs/op 111 BenchmarkReadUint64AddRotateWithReseed16-12 1000000000 5.89 ns/op 2717.95 MB/s 0 B/op 0 allocs/op 112 BenchmarkReadUint64AddRotateWithReseed1024-12 100000000 109 ns/op 9368.62 MB/s 0 B/op 0 allocs/op 113 BenchmarkReadUint64AddRotateWithReseed65536-12 1971318 5898 ns/op 11111.25 MB/s 0 B/op 0 allocs/op 114 BenchmarkReadUint64AddRotateWithReseed65536Concurrent-12 8502072 1377 ns/op 47593.25 MB/s 0 B/op 0 allocs/op 115 BenchmarkReadUint64AddIfShiftXOR1-12 1000000000 6.84 ns/op 146.21 MB/s 0 B/op 0 allocs/op 116 BenchmarkReadUint64AddIfShiftXOR16-12 1000000000 5.75 ns/op 2783.81 MB/s 0 B/op 0 allocs/op 117 BenchmarkReadUint64AddIfShiftXOR1024-12 96096104 118 ns/op 8650.74 MB/s 0 B/op 0 allocs/op 118 BenchmarkReadUint64AddIfShiftXOR65536-12 1580743 7537 ns/op 8694.85 MB/s 0 B/op 0 allocs/op 119 BenchmarkReadUint64AddIfShiftXOR65536Concurrent-12 8580079 1357 ns/op 48300.82 MB/s 0 B/op 0 allocs/op 120 BenchmarkReadUint64AddIfShiftXORWithReseed1-12 1000000000 6.85 ns/op 145.93 MB/s 0 B/op 0 allocs/op 121 BenchmarkReadUint64AddIfShiftXORWithReseed16-12 1000000000 6.51 ns/op 2457.85 MB/s 0 B/op 0 allocs/op 122 BenchmarkReadUint64AddIfShiftXORWithReseed1024-12 93999710 127 ns/op 8060.02 MB/s 0 B/op 0 allocs/op 123 BenchmarkReadUint64AddIfShiftXORWithReseed65536-12 1491421 7904 ns/op 8291.92 MB/s 0 B/op 0 allocs/op 124 BenchmarkReadUint64AddIfShiftXORWithReseed65536Concurrent-12 7076581 1643 ns/op 39884.89 MB/s 0 B/op 0 allocs/op 125 BenchmarkReadUint64Xorshift1-12 1000000000 5.60 ns/op 178.64 MB/s 0 B/op 0 allocs/op 126 BenchmarkReadUint64Xorshift16-12 1000000000 6.03 ns/op 2653.13 MB/s 0 B/op 0 allocs/op 127 BenchmarkReadUint64Xorshift1024-12 65962977 178 ns/op 5755.88 MB/s 0 B/op 0 allocs/op 128 BenchmarkReadUint64Xorshift65536-12 1000000 11162 ns/op 5871.43 MB/s 0 B/op 0 allocs/op 129 BenchmarkReadUint64Xorshift65536Concurrent-12 8347202 1406 ns/op 46619.89 MB/s 0 B/op 0 allocs/op 130 BenchmarkReadUint64XorshiftWithReseed1-12 1000000000 5.59 ns/op 178.74 MB/s 0 B/op 0 allocs/op 131 BenchmarkReadUint64XorshiftWithReseed16-12 1000000000 6.32 ns/op 2532.31 MB/s 0 B/op 0 allocs/op 132 BenchmarkReadUint64XorshiftWithReseed1024-12 64752655 184 ns/op 5556.25 MB/s 0 B/op 0 allocs/op 133 BenchmarkReadUint64XorshiftWithReseed65536-12 1000000 11752 ns/op 5576.69 MB/s 0 B/op 0 allocs/op 134 BenchmarkReadUint64XorshiftWithReseed65536Concurrent-12 6884772 1707 ns/op 38402.60 MB/s 0 B/op 0 allocs/op 135 BenchmarkReadUint64Xoshiro2561-12 1000000000 8.77 ns/op 113.99 MB/s 0 B/op 0 allocs/op 136 BenchmarkReadUint64Xoshiro25616-12 1000000000 7.19 ns/op 2225.54 MB/s 0 B/op 0 allocs/op 137 BenchmarkReadUint64Xoshiro2561024-12 86924043 135 ns/op 7585.89 MB/s 0 B/op 0 allocs/op 138 BenchmarkReadUint64Xoshiro25665536-12 1419520 8245 ns/op 7948.93 MB/s 0 B/op 0 allocs/op 139 BenchmarkReadUint64Xoshiro25665536Concurrent-12 5786520 2001 ns/op 32754.42 MB/s 0 B/op 0 allocs/op 140 BenchmarkReadUint64Xoshiro256WithReseed1-12 1000000000 9.06 ns/op 110.36 MB/s 0 B/op 0 allocs/op 141 BenchmarkReadUint64Xoshiro256WithReseed16-12 1000000000 7.57 ns/op 2114.84 MB/s 0 B/op 0 allocs/op 142 BenchmarkReadUint64Xoshiro256WithReseed1024-12 74240482 162 ns/op 6338.42 MB/s 0 B/op 0 allocs/op 143 BenchmarkReadUint64Xoshiro256WithReseed65536-12 1242190 9781 ns/op 6700.03 MB/s 0 B/op 0 allocs/op 144 BenchmarkReadUint64Xoshiro256WithReseed65536Concurrent-12 4955490 2349 ns/op 27900.09 MB/s 0 B/op 0 allocs/op 145 BenchmarkReadUint64MSWS1-12 1000000000 6.16 ns/op 162.27 MB/s 0 B/op 0 allocs/op 146 BenchmarkReadUint64MSWS16-12 1000000000 5.74 ns/op 2785.31 MB/s 0 B/op 0 allocs/op 147 BenchmarkReadUint64MSWS1024-12 68370486 175 ns/op 5846.41 MB/s 0 B/op 0 allocs/op 148 BenchmarkReadUint64MSWS65536-12 1000000 11141 ns/op 5882.29 MB/s 0 B/op 0 allocs/op 149 BenchmarkReadUint64MSWS65536Concurrent-12 8380882 1411 ns/op 46448.32 MB/s 0 B/op 0 allocs/op 150 BenchmarkReadUint64MSWSWithReseed1-12 1000000000 5.94 ns/op 168.49 MB/s 0 B/op 0 allocs/op 151 BenchmarkReadUint64MSWSWithReseed16-12 1000000000 5.92 ns/op 2702.21 MB/s 0 B/op 0 allocs/op 152 BenchmarkReadUint64MSWSWithReseed1024-12 63563898 179 ns/op 5709.31 MB/s 0 B/op 0 allocs/op 153 BenchmarkReadUint64MSWSWithReseed65536-12 1000000 11522 ns/op 5688.06 MB/s 0 B/op 0 allocs/op 154 BenchmarkReadUint64MSWSWithReseed65536Concurrent-12 7868062 1495 ns/op 43825.05 MB/s 0 B/op 0 allocs/op 155 BenchmarkReadUint32AddRotateMultiply1-12 1000000000 5.32 ns/op 187.81 MB/s 0 B/op 0 allocs/op 156 BenchmarkReadUint32AddRotateMultiply16-12 1000000000 5.81 ns/op 2752.89 MB/s 0 B/op 0 allocs/op 157 BenchmarkReadUint32AddRotateMultiply1024-12 50419069 232 ns/op 4406.42 MB/s 0 B/op 0 allocs/op 158 BenchmarkReadUint32AddRotateMultiply65536-12 803712 14584 ns/op 4493.60 MB/s 0 B/op 0 allocs/op 159 BenchmarkReadUint32AddRotateMultiply65536Concurrent-12 6675978 1776 ns/op 36909.88 MB/s 0 B/op 0 allocs/op 160 BenchmarkReadUint32AddRotateMultiplyWithReseed1-12 1000000000 5.38 ns/op 185.81 MB/s 0 B/op 0 allocs/op 161 BenchmarkReadUint32AddRotateMultiplyWithReseed16-12 1000000000 6.22 ns/op 2570.96 MB/s 0 B/op 0 allocs/op 162 BenchmarkReadUint32AddRotateMultiplyWithReseed1024-12 50033872 240 ns/op 4266.25 MB/s 0 B/op 0 allocs/op 163 BenchmarkReadUint32AddRotateMultiplyWithReseed65536-12 769466 15656 ns/op 4185.96 MB/s 0 B/op 0 allocs/op 164 BenchmarkReadUint32AddRotateMultiplyWithReseed65536Concurrent-12 6265228 1862 ns/op 35190.64 MB/s 0 B/op 0 allocs/op 165 BenchmarkReadUint32MultiplyAdd1-12 1000000000 5.12 ns/op 195.33 MB/s 0 B/op 0 allocs/op 166 BenchmarkReadUint32MultiplyAdd16-12 1000000000 6.20 ns/op 2580.01 MB/s 0 B/op 0 allocs/op 167 BenchmarkReadUint32MultiplyAdd1024-12 51695251 230 ns/op 4459.82 MB/s 0 B/op 0 allocs/op 168 BenchmarkReadUint32MultiplyAdd65536-12 809083 14668 ns/op 4468.03 MB/s 0 B/op 0 allocs/op 169 BenchmarkReadUint32MultiplyAdd65536Concurrent-12 6688881 1745 ns/op 37553.21 MB/s 0 B/op 0 allocs/op 170 BenchmarkReadUint32MultiplyAddWithReseed1-12 1000000000 5.19 ns/op 192.58 MB/s 0 B/op 0 allocs/op 171 BenchmarkReadUint32MultiplyAddWithReseed16-12 1000000000 6.51 ns/op 2457.16 MB/s 0 B/op 0 allocs/op 172 BenchmarkReadUint32MultiplyAddWithReseed1024-12 49158019 240 ns/op 4275.36 MB/s 0 B/op 0 allocs/op 173 BenchmarkReadUint32MultiplyAddWithReseed65536-12 784038 14898 ns/op 4398.93 MB/s 0 B/op 0 allocs/op 174 BenchmarkReadUint32MultiplyAddWithReseed65536Concurrent-12 6654824 1775 ns/op 36927.91 MB/s 0 B/op 0 allocs/op 175 BenchmarkReadUint32AddRotate1-12 1000000000 5.58 ns/op 179.24 MB/s 0 B/op 0 allocs/op 176 BenchmarkReadUint32AddRotate16-12 1000000000 6.17 ns/op 2591.94 MB/s 0 B/op 0 allocs/op 177 BenchmarkReadUint32AddRotate1024-12 146871367 82.6 ns/op 12395.59 MB/s 0 B/op 0 allocs/op 178 BenchmarkReadUint32AddRotate65536-12 2419917 4974 ns/op 13176.65 MB/s 0 B/op 0 allocs/op 179 BenchmarkReadUint32AddRotate65536Concurrent-12 10127445 1147 ns/op 57153.43 MB/s 0 B/op 0 allocs/op 180 BenchmarkReadUint32AddRotateWithReseed1-12 1000000000 5.31 ns/op 188.28 MB/s 0 B/op 0 allocs/op 181 BenchmarkReadUint32AddRotateWithReseed16-12 1000000000 6.22 ns/op 2573.78 MB/s 0 B/op 0 allocs/op 182 BenchmarkReadUint32AddRotateWithReseed1024-12 100000000 118 ns/op 8674.39 MB/s 0 B/op 0 allocs/op 183 BenchmarkReadUint32AddRotateWithReseed65536-12 1759989 6783 ns/op 9662.51 MB/s 0 B/op 0 allocs/op 184 BenchmarkReadUint32AddRotateWithReseed65536Concurrent-12 6268934 1703 ns/op 38474.10 MB/s 0 B/op 0 allocs/op 185 BenchmarkReadUint32AddIfShiftXOR1-12 1000000000 6.77 ns/op 147.70 MB/s 0 B/op 0 allocs/op 186 BenchmarkReadUint32AddIfShiftXOR16-12 1000000000 6.78 ns/op 2359.86 MB/s 0 B/op 0 allocs/op 187 BenchmarkReadUint32AddIfShiftXOR1024-12 51157076 234 ns/op 4378.01 MB/s 0 B/op 0 allocs/op 188 BenchmarkReadUint32AddIfShiftXOR65536-12 799681 14744 ns/op 4444.93 MB/s 0 B/op 0 allocs/op 189 BenchmarkReadUint32AddIfShiftXOR65536Concurrent-12 4693885 2540 ns/op 25799.37 MB/s 0 B/op 0 allocs/op 190 BenchmarkReadUint32AddIfShiftXORWithReseed1-12 1000000000 6.78 ns/op 147.50 MB/s 0 B/op 0 allocs/op 191 BenchmarkReadUint32AddIfShiftXORWithReseed16-12 1000000000 7.80 ns/op 2050.32 MB/s 0 B/op 0 allocs/op 192 BenchmarkReadUint32AddIfShiftXORWithReseed1024-12 47704569 247 ns/op 4153.08 MB/s 0 B/op 0 allocs/op 193 BenchmarkReadUint32AddIfShiftXORWithReseed65536-12 771753 15423 ns/op 4249.19 MB/s 0 B/op 0 allocs/op 194 BenchmarkReadUint32AddIfShiftXORWithReseed65536Concurrent-12 3737464 3095 ns/op 21173.48 MB/s 0 B/op 0 allocs/op 195 BenchmarkReadUint32Xorshift1-12 1000000000 5.57 ns/op 179.44 MB/s 0 B/op 0 allocs/op 196 BenchmarkReadUint32Xorshift16-12 1000000000 7.44 ns/op 2150.19 MB/s 0 B/op 0 allocs/op 197 BenchmarkReadUint32Xorshift1024-12 33225739 352 ns/op 2910.57 MB/s 0 B/op 0 allocs/op 198 BenchmarkReadUint32Xorshift65536-12 537823 22274 ns/op 2942.30 MB/s 0 B/op 0 allocs/op 199 BenchmarkReadUint32Xorshift65536Concurrent-12 4218126 2778 ns/op 23588.19 MB/s 0 B/op 0 allocs/op 200 BenchmarkReadUint32XorshiftWithReseed1-12 1000000000 5.29 ns/op 188.91 MB/s 0 B/op 0 allocs/op 201 BenchmarkReadUint32XorshiftWithReseed16-12 1000000000 7.89 ns/op 2028.97 MB/s 0 B/op 0 allocs/op 202 BenchmarkReadUint32XorshiftWithReseed1024-12 32440348 368 ns/op 2781.00 MB/s 0 B/op 0 allocs/op 203 BenchmarkReadUint32XorshiftWithReseed65536-12 518901 23133 ns/op 2833.01 MB/s 0 B/op 0 allocs/op 204 BenchmarkReadUint32XorshiftWithReseed65536Concurrent-12 3472923 3502 ns/op 18713.59 MB/s 0 B/op 0 allocs/op 205 BenchmarkReadUint32PCG1-12 1000000000 6.85 ns/op 145.96 MB/s 0 B/op 0 allocs/op 206 BenchmarkReadUint32PCG16-12 941233701 13.3 ns/op 1204.04 MB/s 0 B/op 0 allocs/op 207 BenchmarkReadUint32PCG1024-12 25314841 479 ns/op 2139.24 MB/s 0 B/op 0 allocs/op 208 BenchmarkReadUint32PCG65536-12 403969 30289 ns/op 2163.68 MB/s 0 B/op 0 allocs/op 209 BenchmarkReadUint32PCG65536Concurrent-12 1735347 6712 ns/op 9764.48 MB/s 0 B/op 0 allocs/op 210 BenchmarkReadUint32PCGWithReseed1-12 1000000000 6.68 ns/op 149.59 MB/s 0 B/op 0 allocs/op 211 BenchmarkReadUint32PCGWithReseed16-12 877823248 13.4 ns/op 1193.18 MB/s 0 B/op 0 allocs/op 212 BenchmarkReadUint32PCGWithReseed1024-12 22678197 551 ns/op 1860.05 MB/s 0 B/op 0 allocs/op 213 BenchmarkReadUint32PCGWithReseed65536-12 357106 34185 ns/op 1917.10 MB/s 0 B/op 0 allocs/op 214 BenchmarkReadUint32PCGWithReseed65536Concurrent-12 1471394 7832 ns/op 8367.92 MB/s 0 B/op 0 allocs/op 215 BenchmarkStandardRead1-12 620167975 19.0 ns/op 52.51 MB/s 0 B/op 0 allocs/op 216 BenchmarkStandardRead16-12 377367787 30.9 ns/op 517.92 MB/s 0 B/op 0 allocs/op 217 BenchmarkStandardRead1024-12 11654818 1034 ns/op 990.69 MB/s 0 B/op 0 allocs/op 218 BenchmarkStandardRead65536-12 183195 65467 ns/op 1001.06 MB/s 0 B/op 0 allocs/op 219 BenchmarkStandardRead16777216-12 698 16642155 ns/op 1008.12 MB/s 0 B/op 0 allocs/op 220 BenchmarkLukechampine1-12 461865512 23.5 ns/op 42.61 MB/s 0 B/op 0 allocs/op 221 BenchmarkLukechampine1024-12 36983640 322 ns/op 3184.26 MB/s 0 B/op 0 allocs/op 222 BenchmarkLukechampine65536-12 933505 12436 ns/op 5269.75 MB/s 0 B/op 0 allocs/op 223 BenchmarkLukechampine16777216-12 3508 3393452 ns/op 4944.00 MB/s 0 B/op 0 allocs/op 224 BenchmarkUint32AddRotateMultiply-12 1000000000 1.76 ns/op 2267.26 MB/s 0 B/op 0 allocs/op 225 BenchmarkUint32MultiplyAdd-12 1000000000 1.86 ns/op 2150.87 MB/s 0 B/op 0 allocs/op 226 BenchmarkUint32AddRotate-12 1000000000 1.60 ns/op 2500.27 MB/s 0 B/op 0 allocs/op 227 BenchmarkUint32AddIfShiftXOR-12 1000000000 2.29 ns/op 1747.12 MB/s 0 B/op 0 allocs/op 228 BenchmarkUint32Xorshift-12 1000000000 2.05 ns/op 1950.09 MB/s 0 B/op 0 allocs/op 229 BenchmarkUint32PCG-12 1000000000 1.61 ns/op 2491.62 MB/s 0 B/op 0 allocs/op 230 BenchmarkUint64AddRotateMultiply-12 1000000000 1.95 ns/op 4105.49 MB/s 0 B/op 0 allocs/op 231 BenchmarkUint64AddNRotateMultiply-12 1000000000 3.70 ns/op 2163.08 MB/s 0 B/op 0 allocs/op 232 BenchmarkUint64MultiplyAdd-12 1000000000 1.87 ns/op 4267.77 MB/s 0 B/op 0 allocs/op 233 BenchmarkUint64AddRotate-12 1000000000 1.57 ns/op 5110.60 MB/s 0 B/op 0 allocs/op 234 BenchmarkUint64AddIfShiftXOR-12 1000000000 2.07 ns/op 3856.38 MB/s 0 B/op 0 allocs/op 235 BenchmarkUint64Xorshift-12 1000000000 2.11 ns/op 3783.07 MB/s 0 B/op 0 allocs/op 236 BenchmarkUint64Xoshiro256-12 1000000000 3.41 ns/op 2342.74 MB/s 0 B/op 0 allocs/op 237 BenchmarkUint64MSWS-12 1000000000 2.08 ns/op 3850.44 MB/s 0 B/op 0 allocs/op 238 BenchmarkStandardIntn-12 688455276 16.7 ns/op 479.42 MB/s 0 B/op 0 allocs/op 239 BenchmarkValyalaUint32n-12 755310522 16.2 ns/op 247.60 MB/s 0 B/op 0 allocs/op 240 BenchmarkValyalaUint32n_withPreparedRNG-12 1000000000 2.23 ns/op 1793.55 MB/s 0 B/op 0 allocs/op 241 BenchmarkNebulousLabsIntn-12 79827997 150 ns/op 53.42 MB/s 0 B/op 0 allocs/op 242 BenchmarkLukechampineUint64n-12 319181235 36.5 ns/op 218.92 MB/s 0 B/op 0 allocs/op 243 BenchmarkTimeNowUnixNano-12 336841614 35.6 ns/op 224.61 MB/s 0 B/op 0 allocs/op 244 PASS 245 ok github.com/xaionaro-go/rand/mathrand 1801.846s 246 ``` 247 248 249 Other fast PRNGs implementations: 250 251 * [Valyala](https://github.com/valyala/fastrand) 252 * [NebulousLabs](https://gitlab.com/NebulousLabs/fastrand) 253 * [Lukechampine](https://lukechampine.com/frand)