| /* |
| * 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.giraph.benchmark; |
| |
| import org.apache.commons.cli.CommandLine; |
| import org.apache.giraph.conf.GiraphConfiguration; |
| import org.apache.giraph.conf.GiraphConstants; |
| import org.apache.giraph.combiner.DoubleSumCombiner; |
| import org.apache.giraph.edge.ArrayListEdges; |
| import org.apache.giraph.edge.ByteArrayEdges; |
| import org.apache.giraph.edge.HashMapEdges; |
| import org.apache.giraph.edge.LongDoubleArrayEdges; |
| import org.apache.giraph.io.formats.PseudoRandomInputFormatConstants; |
| import org.apache.giraph.io.formats.JsonBase64VertexOutputFormat; |
| import org.apache.giraph.io.formats.PseudoRandomEdgeInputFormat; |
| import org.apache.giraph.io.formats.PseudoRandomVertexInputFormat; |
| import org.apache.giraph.partition.SimpleLongRangePartitionerFactory; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.apache.log4j.Logger; |
| |
| import com.google.common.collect.Sets; |
| |
| import java.util.Set; |
| |
| /** |
| * Benchmark for {@link WeightedPageRankVertex} |
| */ |
| public class WeightedPageRankBenchmark extends GiraphBenchmark { |
| /** Class logger */ |
| private static final Logger LOG = |
| Logger.getLogger(WeightedPageRankBenchmark.class); |
| |
| /** Option for OutEdges class */ |
| private static final BenchmarkOption EDGES_CLASS = new BenchmarkOption( |
| "c", "edgesClass", true, |
| "Vertex edges class (0 for LongDoubleArrayEdges," + |
| "1 for ByteArrayEdges, " + |
| "2 for ByteArrayEdges with unsafe serialization, " + |
| "3 for ArrayListEdges, " + |
| "4 for HashMapVertex"); |
| /** Option for using edge input */ |
| private static final BenchmarkOption EDGE_INPUT = new BenchmarkOption( |
| "ei", "edgeInput", false, |
| "Use edge-based input instead of vertex-based input."); |
| /** Option for partitioning algorithm */ |
| private static final BenchmarkOption PARTITIONER = new BenchmarkOption( |
| "p", "partitioner", true, |
| "Partitioning algorithm (0 for hash partitioning (default), " + |
| "1 for range partitioning)"); |
| /** Option for type of combiner */ |
| private static final BenchmarkOption COMBINER_TYPE = new BenchmarkOption( |
| "t", "combinerType", true, |
| "Combiner type (0 for no combiner, 1 for DoubleSumCombiner (default)"); |
| /** Option for output format */ |
| private static final BenchmarkOption OUTPUT_FORMAT = new BenchmarkOption( |
| "o", "vertexOutputFormat", true, |
| "0 for JsonBase64VertexOutputFormat"); |
| |
| @Override |
| public Set<BenchmarkOption> getBenchmarkOptions() { |
| return Sets.newHashSet( |
| BenchmarkOption.SUPERSTEPS, BenchmarkOption.VERTICES, |
| BenchmarkOption.EDGES_PER_VERTEX, BenchmarkOption.LOCAL_EDGES_MIN_RATIO, |
| EDGES_CLASS, EDGE_INPUT, PARTITIONER, COMBINER_TYPE, OUTPUT_FORMAT); |
| } |
| |
| /** |
| * Set vertex edges, input format, partitioner classes and related parameters |
| * based on command-line arguments. |
| * |
| * @param cmd Command line arguments |
| * @param configuration Giraph job configuration |
| */ |
| protected void prepareConfiguration(GiraphConfiguration configuration, |
| CommandLine cmd) { |
| configuration.setVertexClass(WeightedPageRankVertex.class); |
| int edgesClassOption = EDGES_CLASS.getOptionIntValue(cmd, 1); |
| switch (edgesClassOption) { |
| case 0: |
| configuration.setOutEdgesClass(LongDoubleArrayEdges.class); |
| break; |
| case 1: |
| configuration.setOutEdgesClass(ByteArrayEdges.class); |
| break; |
| case 2: |
| configuration.setOutEdgesClass(ByteArrayEdges.class); |
| configuration.useUnsafeSerialization(true); |
| break; |
| case 3: |
| configuration.setOutEdgesClass(ArrayListEdges.class); |
| break; |
| case 4: |
| configuration.setOutEdgesClass(HashMapEdges.class); |
| break; |
| default: |
| LOG.info("Unknown OutEdges class, " + |
| "defaulting to LongDoubleArrayEdges"); |
| configuration.setOutEdgesClass(LongDoubleArrayEdges.class); |
| } |
| |
| LOG.info("Using edges class " + |
| GiraphConstants.VERTEX_EDGES_CLASS.get(configuration)); |
| if (COMBINER_TYPE.getOptionIntValue(cmd, 1) == 1) { |
| configuration.setCombinerClass(DoubleSumCombiner.class); |
| } |
| |
| if (EDGE_INPUT.optionTurnedOn(cmd)) { |
| configuration.setEdgeInputFormatClass(PseudoRandomEdgeInputFormat.class); |
| } else { |
| configuration.setVertexInputFormatClass( |
| PseudoRandomVertexInputFormat.class); |
| } |
| |
| configuration.setLong( |
| PseudoRandomInputFormatConstants.AGGREGATE_VERTICES, |
| BenchmarkOption.VERTICES.getOptionLongValue(cmd)); |
| configuration.setLong( |
| PseudoRandomInputFormatConstants.EDGES_PER_VERTEX, |
| BenchmarkOption.EDGES_PER_VERTEX.getOptionLongValue(cmd)); |
| configuration.setFloat( |
| PseudoRandomInputFormatConstants.LOCAL_EDGES_MIN_RATIO, |
| BenchmarkOption.LOCAL_EDGES_MIN_RATIO.getOptionFloatValue(cmd, |
| PseudoRandomInputFormatConstants.LOCAL_EDGES_MIN_RATIO_DEFAULT)); |
| |
| if (OUTPUT_FORMAT.getOptionIntValue(cmd, -1) == 0) { |
| LOG.info("Using vertex output format class " + |
| JsonBase64VertexOutputFormat.class.getName()); |
| configuration.setVertexOutputFormatClass( |
| JsonBase64VertexOutputFormat.class); |
| } |
| |
| if (PARTITIONER.getOptionIntValue(cmd, 0) == 1) { |
| configuration.setGraphPartitionerFactoryClass( |
| SimpleLongRangePartitionerFactory.class); |
| } |
| |
| configuration.setInt(WeightedPageRankVertex.SUPERSTEP_COUNT, |
| BenchmarkOption.SUPERSTEPS.getOptionIntValue(cmd)); |
| } |
| |
| /** |
| * Execute the benchmark. |
| * |
| * @param args Typically the command line arguments. |
| * @throws Exception Any exception from the computation. |
| */ |
| public static void main(final String[] args) throws Exception { |
| System.exit(ToolRunner.run(new WeightedPageRankBenchmark(), args)); |
| } |
| } |