| /** |
| * 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 |
| * <p/> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p/> |
| * 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.tez.analyzer.plugins; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Multimap; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.tez.analyzer.Analyzer; |
| import org.apache.tez.analyzer.CSVResult; |
| import org.apache.tez.dag.api.TezException; |
| import org.apache.tez.history.parser.datamodel.Container; |
| import org.apache.tez.history.parser.datamodel.DagInfo; |
| import org.apache.tez.history.parser.datamodel.TaskAttemptInfo; |
| import org.apache.tez.history.parser.datamodel.VertexInfo; |
| |
| import java.util.List; |
| |
| |
| /** |
| * Get container reuse information at a per vertex level basis. |
| */ |
| public class ContainerReuseAnalyzer implements Analyzer { |
| |
| private final Configuration config; |
| |
| private static final String[] headers = |
| { "vertexName", "taskAttempts", "node", "containerId", "reuseCount" }; |
| |
| private final CSVResult csvResult; |
| |
| public ContainerReuseAnalyzer(Configuration config) { |
| this.config = config; |
| this.csvResult = new CSVResult(headers); |
| } |
| |
| @Override |
| public void analyze(DagInfo dagInfo) throws TezException { |
| for (VertexInfo vertexInfo : dagInfo.getVertices()) { |
| Multimap<Container, TaskAttemptInfo> containers = vertexInfo.getContainersMapping(); |
| for (Container container : containers.keySet()) { |
| List<String> record = Lists.newLinkedList(); |
| record.add(vertexInfo.getVertexName()); |
| record.add(vertexInfo.getTaskAttempts().size() + ""); |
| record.add(container.getHost()); |
| record.add(container.getId()); |
| record.add(Integer.toString(containers.get(container).size())); |
| csvResult.addRecord(record.toArray(new String[record.size()])); |
| } |
| } |
| } |
| |
| @Override |
| public CSVResult getResult() throws TezException { |
| return csvResult; |
| } |
| |
| @Override |
| public String getName() { |
| return "Container Reuse Analyzer"; |
| } |
| |
| @Override |
| public String getDescription() { |
| return "Get details on container reuse analysis"; |
| } |
| |
| @Override |
| public Configuration getConfiguration() { |
| return config; |
| } |
| } |