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.../org/elasticsearch/benchmark/indices/resolution/IndexNameExpressionResolverBenchmark.java
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| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the "Elastic License | ||
| * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side | ||
| * Public License v 1"; you may not use this file except in compliance with, at | ||
| * your election, the "Elastic License 2.0", the "GNU Affero General Public | ||
| * License v3.0 only", or the "Server Side Public License, v 1". | ||
| */ | ||
|
|
||
| package org.elasticsearch.benchmark.indices.resolution; | ||
|
|
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| import org.elasticsearch.action.IndicesRequest; | ||
| import org.elasticsearch.action.support.IndicesOptions; | ||
| import org.elasticsearch.cluster.ClusterName; | ||
| import org.elasticsearch.cluster.ClusterState; | ||
| import org.elasticsearch.cluster.metadata.DataStream; | ||
| import org.elasticsearch.cluster.metadata.IndexMetadata; | ||
| import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver; | ||
| import org.elasticsearch.cluster.metadata.Metadata; | ||
| import org.elasticsearch.common.settings.Settings; | ||
| import org.elasticsearch.common.util.concurrent.ThreadContext; | ||
| import org.elasticsearch.index.Index; | ||
| import org.elasticsearch.index.IndexVersion; | ||
| import org.elasticsearch.indices.SystemIndices; | ||
| import org.openjdk.jmh.annotations.Benchmark; | ||
| import org.openjdk.jmh.annotations.BenchmarkMode; | ||
| import org.openjdk.jmh.annotations.Fork; | ||
| import org.openjdk.jmh.annotations.Mode; | ||
| import org.openjdk.jmh.annotations.OutputTimeUnit; | ||
| import org.openjdk.jmh.annotations.Param; | ||
| import org.openjdk.jmh.annotations.Scope; | ||
| import org.openjdk.jmh.annotations.Setup; | ||
| import org.openjdk.jmh.annotations.State; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.concurrent.TimeUnit; | ||
|
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| @State(Scope.Benchmark) | ||
| @Fork(3) | ||
| @BenchmarkMode(Mode.AverageTime) | ||
| @OutputTimeUnit(TimeUnit.MILLISECONDS) | ||
| @SuppressWarnings("unused") // invoked by benchmarking framework | ||
| public class IndexNameExpressionResolverBenchmark { | ||
|
|
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| private static final String DATA_STREAM_PREFIX = "my-ds-"; | ||
| private static final String INDEX_PREFIX = "my-index-"; | ||
|
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| @Param( | ||
| { | ||
| // # data streams | # indices | ||
| " 1000| 100", | ||
| " 5000| 500", | ||
| " 10000| 1000" } | ||
| ) | ||
| public String resourceMix = "100|10"; | ||
|
|
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| @Setup | ||
| public void setUp() { | ||
| final String[] params = resourceMix.split("\\|"); | ||
|
|
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| int numDataStreams = toInt(params[0]); | ||
| int numIndices = toInt(params[1]); | ||
|
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| Metadata.Builder mb = Metadata.builder(); | ||
| String[] indices = new String[numIndices + numDataStreams * (numIndices + 1)]; | ||
| int position = 0; | ||
| for (int i = 1; i <= numIndices; i++) { | ||
| String indexName = INDEX_PREFIX + i; | ||
| createIndexMetadata(indexName, mb); | ||
| indices[position++] = indexName; | ||
| } | ||
|
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| for (int i = 1; i <= numDataStreams; i++) { | ||
| String dataStreamName = DATA_STREAM_PREFIX + i; | ||
| List<Index> backingIndices = new ArrayList<>(); | ||
| for (int j = 1; j <= numIndices; j++) { | ||
| String backingIndexName = DataStream.getDefaultBackingIndexName(dataStreamName, j); | ||
| backingIndices.add(createIndexMetadata(backingIndexName, mb).getIndex()); | ||
| indices[position++] = backingIndexName; | ||
| } | ||
| indices[position++] = dataStreamName; | ||
| mb.put(DataStream.builder(dataStreamName, backingIndices).build()); | ||
| } | ||
| int mid = indices.length / 2; | ||
| clusterState = ClusterState.builder(ClusterName.DEFAULT).metadata(mb).build(); | ||
| resolver = new IndexNameExpressionResolver(new ThreadContext(Settings.EMPTY), new SystemIndices(List.of())); | ||
| indexListRequest = new Request(IndicesOptions.lenientExpandOpenHidden(), indices); | ||
| starRequest = new Request(IndicesOptions.lenientExpandOpenHidden(), "*"); | ||
| String[] mixed = indices.clone(); | ||
| mixed[mid] = "my-*"; | ||
| mixedRequest = new Request(IndicesOptions.lenientExpandOpenHidden(), mixed); | ||
| } | ||
|
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| private IndexMetadata createIndexMetadata(String indexName, Metadata.Builder mb) { | ||
| IndexMetadata indexMetadata = IndexMetadata.builder(indexName) | ||
| .settings(Settings.builder().put(IndexMetadata.SETTING_VERSION_CREATED, IndexVersion.current())) | ||
| .numberOfShards(1) | ||
| .numberOfReplicas(0) | ||
| .build(); | ||
| mb.put(indexMetadata, false); | ||
| return indexMetadata; | ||
| } | ||
|
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| private IndexNameExpressionResolver resolver; | ||
| private ClusterState clusterState; | ||
| private Request starRequest; | ||
| private Request indexListRequest; | ||
| private Request mixedRequest; | ||
|
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| @Benchmark | ||
| public String[] resolveResourcesListToConcreteIndices() { | ||
| return resolver.concreteIndexNames(clusterState, indexListRequest); | ||
| } | ||
|
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| @Benchmark | ||
| public String[] resolveAllStarToConcreteIndices() { | ||
| return resolver.concreteIndexNames(clusterState, starRequest); | ||
| } | ||
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| @Benchmark | ||
| public String[] resolveMixedConcreteIndices() { | ||
| return resolver.concreteIndexNames(clusterState, mixedRequest); | ||
| } | ||
|
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| private int toInt(String v) { | ||
| return Integer.parseInt(v.trim()); | ||
| } | ||
|
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| record Request(IndicesOptions indicesOptions, String... indices) implements IndicesRequest { | ||
|
|
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| } | ||
| } |
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