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swisstable: SwissTable hash map

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Versions [RSS] 0.1.0.1, 0.1.0.2, 0.1.0.3
Change log ChangeLog.md
Dependencies base (>=4.7 && <5), hashable, primitive (>=0.7.1.0), vector [details]
License BSD-3-Clause
Copyright 2021 Daishi Nakajima
Author Daishi Nakajima
Maintainer nakaji.dayo@gmail.com
Category Data
Home page https://github.com/nakaji-dayo/hs-swisstable#readme
Bug tracker https://github.com/nakaji-dayo/hs-swisstable/issues
Source repo head: git clone https://github.com/nakaji-dayo/hs-swisstable
Uploaded by nakaji_dayo at 2021-02-23T09:17:01Z
Distributions NixOS:0.1.0.3
Reverse Dependencies 1 direct, 0 indirect [details]
Downloads 477 total (13 in the last 30 days)
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Status Docs available [build log]
Last success reported on 2021-02-23 [all 1 reports]

Readme for swisstable-0.1.0.3

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swisstable

⚠️ Currently, This library works on processors that support AVX2 .

Benchmark snapshot

time

15564c4

benchmarking lookup(seq)/small/SwissTable
time                 218.0 μs   (217.3 μs .. 218.6 μs)
                     1.000 R²   (0.999 R² .. 1.000 R²)
mean                 218.5 μs   (218.2 μs .. 218.8 μs)
std dev              1.074 μs   (903.7 ns .. 1.357 μs)

benchmarking lookup(seq)/small/BasicHashTable
time                 277.8 μs   (277.5 μs .. 278.1 μs)
                     1.000 R²   (1.000 R² .. 1.000 R²)
mean                 277.6 μs   (277.0 μs .. 277.9 μs)
std dev              1.479 μs   (906.2 ns .. 2.655 μs)

benchmarking lookup(rand)/small/SwissTable
time                 386.7 μs   (384.2 μs .. 390.1 μs)
                     1.000 R²   (1.000 R² .. 1.000 R²)
mean                 394.0 μs   (392.4 μs .. 395.4 μs)
std dev              5.017 μs   (4.124 μs .. 6.518 μs)

benchmarking lookup(rand)/small/BasicHashTable
time                 484.9 μs   (483.8 μs .. 485.8 μs)
                     1.000 R²   (1.000 R² .. 1.000 R²)
mean                 484.7 μs   (484.2 μs .. 485.2 μs)
std dev              1.557 μs   (1.294 μs .. 1.956 μs)

benchmarking insert(seq)/sized/small/SwissTable
time                 1.271 ms   (1.265 ms .. 1.278 ms)
                     1.000 R²   (1.000 R² .. 1.000 R²)
mean                 1.245 ms   (1.238 ms .. 1.252 ms)
std dev              24.58 μs   (20.19 μs .. 29.61 μs)

benchmarking insert(seq)/sized/small/BasicHashTable
time                 1.315 ms   (1.311 ms .. 1.319 ms)
                     1.000 R²   (1.000 R² .. 1.000 R²)
mean                 1.321 ms   (1.319 ms .. 1.322 ms)
std dev              5.360 μs   (4.111 μs .. 6.704 μs)

space

8557655

Case                                    Allocated  GCs
Swiss.insert                          362,035,256  314
Data.HashTable.ST.Basic.insert        192,201,784  108
Swiss.insert sized                    162,891,112  140
Data.HashTable.ST.Basic.insert sized  152,675,336   94