| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.tinkerpop.gremlin.structure; |
| |
| import com.carrotsearch.junitbenchmarks.BenchmarkOptions; |
| import com.carrotsearch.junitbenchmarks.BenchmarkRule; |
| import com.carrotsearch.junitbenchmarks.annotation.AxisRange; |
| import com.carrotsearch.junitbenchmarks.annotation.BenchmarkHistoryChart; |
| import com.carrotsearch.junitbenchmarks.annotation.BenchmarkMethodChart; |
| import com.carrotsearch.junitbenchmarks.annotation.LabelType; |
| import org.apache.tinkerpop.gremlin.AbstractGremlinTest; |
| import org.apache.tinkerpop.gremlin.LoadGraphWith; |
| import org.apache.tinkerpop.gremlin.structure.io.GraphWriter; |
| import org.apache.tinkerpop.gremlin.structure.io.graphml.GraphMLIo; |
| import org.apache.tinkerpop.gremlin.structure.io.graphson.GraphSONIo; |
| import org.apache.tinkerpop.gremlin.structure.io.gryo.GryoIo; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.experimental.runners.Enclosed; |
| import org.junit.rules.TestRule; |
| import org.junit.runner.RunWith; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.OutputStream; |
| import java.util.Optional; |
| |
| /** |
| * @author Stephen Mallette (http://stephen.genoprime.com) |
| */ |
| @RunWith(Enclosed.class) |
| public class GraphWritePerformanceTest { |
| |
| @AxisRange(min = 0, max = 1) |
| @BenchmarkMethodChart(filePrefix = "structure-write") |
| @BenchmarkHistoryChart(labelWith = LabelType.CUSTOM_KEY, maxRuns = 20, filePrefix = "hx-structure-write") |
| public static class WriteToGraph extends AbstractGremlinTest { |
| |
| @Rule |
| public TestRule benchmarkRun = new BenchmarkRule(); |
| |
| @Test |
| @BenchmarkOptions(benchmarkRounds = 10, warmupRounds = 0, concurrency = BenchmarkOptions.CONCURRENCY_SEQUENTIAL) |
| public void writeEmptyVertices() throws Exception { |
| final int verticesToGenerate = 100000; |
| for (int ix = 0; ix < verticesToGenerate; ix++) { |
| graph.addVertex(); |
| tryBatchCommit(graph, ix); |
| } |
| |
| assertVertexEdgeCounts(graph, verticesToGenerate, 0); |
| } |
| |
| @Test |
| @BenchmarkOptions(benchmarkRounds = 10, warmupRounds = 0, concurrency = BenchmarkOptions.CONCURRENCY_SEQUENTIAL) |
| public void writeEmptyVerticesAndEdges() throws Exception { |
| final int verticesToGenerate = 100000; |
| Optional<Vertex> lastVertex = Optional.empty(); |
| for (int ix = 0; ix < verticesToGenerate; ix++) { |
| final Vertex v = graph.addVertex(); |
| if (lastVertex.isPresent()) |
| v.addEdge("parent", lastVertex.get()); |
| |
| lastVertex = Optional.of(v); |
| tryBatchCommit(graph, ix); |
| } |
| |
| assertVertexEdgeCounts(graph, verticesToGenerate, verticesToGenerate - 1); |
| } |
| } |
| |
| @AxisRange(min = 0, max = 1) |
| @BenchmarkMethodChart(filePrefix = "io-write") |
| @BenchmarkHistoryChart(labelWith = LabelType.CUSTOM_KEY, maxRuns = 20, filePrefix = "hx-io-write") |
| public static class WriteToIO extends AbstractGremlinTest { |
| @Rule |
| public TestRule benchmarkRun = new BenchmarkRule(); |
| |
| @Test |
| @LoadGraphWith(LoadGraphWith.GraphData.GRATEFUL) |
| @BenchmarkOptions(benchmarkRounds = 10, warmupRounds = 0, concurrency = BenchmarkOptions.CONCURRENCY_SEQUENTIAL) |
| public void writeGryo() throws Exception { |
| final GraphWriter writer = graph.io(GryoIo.build()).writer().create(); |
| final OutputStream os = new ByteArrayOutputStream(); |
| writer.writeGraph(os, graph); |
| } |
| |
| @Test |
| @LoadGraphWith(LoadGraphWith.GraphData.GRATEFUL) |
| @BenchmarkOptions(benchmarkRounds = 10, warmupRounds = 0, concurrency = BenchmarkOptions.CONCURRENCY_SEQUENTIAL) |
| public void writeGraphML() throws Exception { |
| final GraphWriter writer = graph.io(GraphMLIo.build()).writer().create(); |
| final OutputStream os = new ByteArrayOutputStream(); |
| writer.writeGraph(os, graph); |
| } |
| |
| @Test |
| @LoadGraphWith(LoadGraphWith.GraphData.GRATEFUL) |
| @BenchmarkOptions(benchmarkRounds = 10, warmupRounds = 0, concurrency = BenchmarkOptions.CONCURRENCY_SEQUENTIAL) |
| public void writeGraphSON() throws Exception { |
| final GraphWriter writer = graph.io(GraphSONIo.build()).writer().create(); |
| final OutputStream os = new ByteArrayOutputStream(); |
| writer.writeGraph(os, graph); |
| } |
| } |
| |
| private static void tryBatchCommit(final Graph g, int ix) { |
| if (g.features().graph().supportsTransactions() && ix % 1000 == 0) |
| g.tx().commit(); |
| } |
| } |