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benchmarks/src/main/java/org/opensearch/common/hash/HashFunctionBenchmark.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,172 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
||
| package org.opensearch.common.hash; | ||
|
|
||
| import org.apache.lucene.util.StringHelper; | ||
| import org.openjdk.jmh.annotations.Benchmark; | ||
| import org.openjdk.jmh.annotations.BenchmarkMode; | ||
| import org.openjdk.jmh.annotations.Fork; | ||
| import org.openjdk.jmh.annotations.Measurement; | ||
| import org.openjdk.jmh.annotations.Mode; | ||
| import org.openjdk.jmh.annotations.Param; | ||
| import org.openjdk.jmh.annotations.Scope; | ||
| import org.openjdk.jmh.annotations.Setup; | ||
| import org.openjdk.jmh.annotations.State; | ||
| import org.openjdk.jmh.annotations.Warmup; | ||
| import org.openjdk.jmh.infra.Blackhole; | ||
|
|
||
| import java.util.Random; | ||
|
|
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| @Fork(value = 3) | ||
| @Warmup(iterations = 1, time = 1) | ||
| @Measurement(iterations = 3, time = 3) | ||
| @BenchmarkMode(Mode.Throughput) | ||
| public class HashFunctionBenchmark { | ||
|
|
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| @Benchmark | ||
| public void hash(Blackhole bh, Options opts) { | ||
| bh.consume(opts.type.hash(opts.data)); | ||
| } | ||
|
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| @State(Scope.Benchmark) | ||
| public static class Options { | ||
| @Param({ "MURMUR3", "T1HA1" }) | ||
| public Type type; | ||
|
|
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| @Param({ | ||
| "1", | ||
| "2", | ||
| "3", | ||
| "4", | ||
| "5", | ||
| "6", | ||
| "7", | ||
| "8", | ||
| "9", | ||
| "10", | ||
| "12", | ||
| "14", | ||
| "16", | ||
| "18", | ||
| "21", | ||
| "24", | ||
| "28", | ||
| "32", | ||
| "36", | ||
| "41", | ||
| "47", | ||
| "54", | ||
| "62", | ||
| "71", | ||
| "81", | ||
| "90", | ||
| "100", | ||
| "112", | ||
| "125", | ||
| "139", | ||
| "156", | ||
| "174", | ||
| "194", | ||
| "220", | ||
| "245", | ||
| "272", | ||
| "302", | ||
| "339", | ||
| "384", | ||
| "431", | ||
| "488", | ||
| "547", | ||
| "608", | ||
| "675", | ||
| "763", | ||
| "863", | ||
| "967", | ||
| "1084", | ||
| "1225", | ||
| "1372", | ||
| "1537", | ||
| "1737", | ||
| "1929", | ||
| "2142", | ||
| "2378", | ||
| "2664", | ||
| "3011", | ||
| "3343", | ||
| "3778", | ||
| "4232", | ||
| "4783", | ||
| "5310", | ||
| "5895", | ||
| "6662", | ||
| "7529", | ||
| "8508", | ||
| "9444", | ||
| "10483", | ||
| "11741", | ||
| "13150", | ||
| "14597", | ||
| "16495", | ||
| "18475", | ||
| "20877", | ||
| "23383", | ||
| "25956", | ||
| "29071", | ||
| "32560", | ||
| "36142", | ||
| "40841", | ||
| "46151", | ||
| "52151", | ||
| "57888", | ||
| "65414", | ||
| "72610", | ||
| "82050", | ||
| "91076", | ||
| "102006", | ||
| "114247", | ||
| "127957", | ||
| "143312", | ||
| "159077", | ||
| "176576", | ||
| "199531", | ||
| "223475", | ||
| "250292", | ||
| "277825", | ||
| "313943", | ||
| "351617", | ||
| "393812" }) | ||
| public Integer length; | ||
| public byte[] data; | ||
|
|
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| @Setup | ||
| public void setup() { | ||
| data = new byte[length]; | ||
| new Random(0).nextBytes(data); | ||
| } | ||
| } | ||
|
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| public enum Type { | ||
| MURMUR3((data, offset, length) -> StringHelper.murmurhash3_x86_32(data, offset, length, 0)), | ||
| T1HA1((data, offset, length) -> T1ha1.hash(data, offset, length, 0)); | ||
|
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| private final Hasher hasher; | ||
|
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| Type(Hasher hasher) { | ||
| this.hasher = hasher; | ||
| } | ||
|
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| public long hash(byte[] data) { | ||
| return hasher.hash(data, 0, data.length); | ||
| } | ||
| } | ||
|
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| @FunctionalInterface | ||
| interface Hasher { | ||
| long hash(byte[] data, int offset, int length); | ||
| } | ||
| } |
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