| /** |
| * 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.apex.benchmark.memsql; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.apex.malhar.contrib.memsql.MemsqlPOJOOutputOperator; |
| import org.apache.apex.malhar.lib.testbench.RandomEventGenerator; |
| import org.apache.hadoop.conf.Configuration; |
| |
| import com.datatorrent.api.DAG; |
| import com.datatorrent.api.DAG.Locality; |
| import com.datatorrent.api.StreamingApplication; |
| import com.datatorrent.api.annotation.ApplicationAnnotation; |
| |
| /** |
| * BenchMark Results |
| * ----------------- |
| * The operator operates at 5,500 tuples/sec with the following configuration |
| * |
| * Container memory size=1G |
| * Default memsql configuration |
| * memsql number of write threads=1 |
| * batch size 1000 |
| * 1 master aggregator, 1 leaf |
| * |
| * @since 1.0.5 |
| */ |
| @ApplicationAnnotation(name = "MemsqlOutputBenchmark") |
| public class MemsqlOutputBenchmark implements StreamingApplication |
| { |
| private static final transient Logger LOG = LoggerFactory.getLogger(MemsqlOutputBenchmark.class); |
| |
| public static final int DEFAULT_BATCH_SIZE = 1000; |
| public static final int MAX_WINDOW_COUNT = 10000; |
| public static final int TUPLE_BLAST_MILLIS = 75; |
| public static final int TUPLE_BLAST = 1000; |
| public String host = null; |
| |
| private static final Locality LOCALITY = null; |
| |
| public static class CustomRandomEventGenerator extends RandomEventGenerator |
| { |
| private boolean done = false; |
| |
| @Override |
| public void emitTuples() |
| { |
| if (done) { |
| return; |
| } |
| |
| super.emitTuples(); |
| } |
| |
| @Override |
| public void endWindow() |
| { |
| try { |
| super.endWindow(); |
| } catch (Exception e) { |
| done = true; |
| } |
| } |
| } |
| |
| @Override |
| public void populateDAG(DAG dag, Configuration conf) |
| { |
| CustomRandomEventGenerator randomEventGenerator = dag.addOperator( |
| "randomEventGenerator", new CustomRandomEventGenerator()); |
| randomEventGenerator.setMaxCountOfWindows(MAX_WINDOW_COUNT); |
| randomEventGenerator.setTuplesBlastIntervalMillis(TUPLE_BLAST_MILLIS); |
| randomEventGenerator.setTuplesBlast(TUPLE_BLAST); |
| |
| LOG.debug("Before making output operator"); |
| MemsqlPOJOOutputOperator memsqlOutputOperator = dag.addOperator("memsqlOutputOperator", |
| new MemsqlPOJOOutputOperator()); |
| LOG.debug("After making output operator"); |
| |
| memsqlOutputOperator.setBatchSize(DEFAULT_BATCH_SIZE); |
| |
| dag.addStream("memsqlConnector", |
| randomEventGenerator.integer_data, |
| memsqlOutputOperator.input); |
| } |
| } |