| /* |
| * 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.samza.tools.benchmark; |
| |
| import java.io.IOException; |
| import java.time.Duration; |
| import java.time.Instant; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import java.util.stream.IntStream; |
| import org.apache.commons.cli.Options; |
| import org.apache.commons.cli.ParseException; |
| import org.apache.samza.Partition; |
| import org.apache.samza.system.OutgoingMessageEnvelope; |
| import org.apache.samza.system.SystemProducer; |
| import org.apache.samza.system.SystemStreamPartition; |
| import org.apache.samza.tools.CommandLineHelper; |
| import org.apache.samza.tools.RandomValueGenerator; |
| import org.apache.samza.util.NoOpMetricsRegistry; |
| |
| |
| /** |
| * Generic benchmark test for a {@link SystemProducer}. |
| */ |
| public class SystemProducerBench extends AbstractSamzaBench { |
| |
| private static final String OPT_SHORT_MESSAGE_SIZE = "sz"; |
| private static final String OPT_LONG_MESSAGE_SIZE = "size"; |
| private static final String OPT_ARG_MESSAGE_SIZE = "MESSAGE_SIZE"; |
| private static final String OPT_DESC_MESSAGE_SIZE = "Size of the message in bytes."; |
| |
| private byte[] value; |
| |
| public static void main(String[] args) throws Exception { |
| SystemProducerBench bench = new SystemProducerBench(args); |
| bench.start(); |
| } |
| |
| public SystemProducerBench(String[] args) throws ParseException { |
| super("system-producer", args); |
| } |
| |
| public void addOptions(Options options) { |
| options.addOption( |
| CommandLineHelper.createOption(OPT_SHORT_MESSAGE_SIZE, OPT_LONG_MESSAGE_SIZE, OPT_ARG_MESSAGE_SIZE, true, |
| OPT_DESC_MESSAGE_SIZE)); |
| } |
| |
| public void start() throws IOException, InterruptedException { |
| |
| super.start(); |
| String source = "SystemProducerBench"; |
| |
| int size = Integer.parseInt(cmd.getOptionValue(OPT_SHORT_MESSAGE_SIZE)); |
| RandomValueGenerator randGenerator = new RandomValueGenerator(System.currentTimeMillis()); |
| value = randGenerator.getNextString(size, size).getBytes(); |
| |
| NoOpMetricsRegistry metricsRegistry = new NoOpMetricsRegistry(); |
| List<SystemStreamPartition> ssps = createSSPs(systemName, physicalStreamName, startPartition, endPartition); |
| SystemProducer producer = factory.getProducer(systemName, config, metricsRegistry); |
| producer.register(source); |
| producer.start(); |
| |
| System.out.println("starting production at " + Instant.now()); |
| Instant startTime = Instant.now(); |
| for (int index = 0; index < totalEvents; index++) { |
| SystemStreamPartition ssp = ssps.get(index % ssps.size()); |
| OutgoingMessageEnvelope messageEnvelope = createMessageEnvelope(ssp, index); |
| producer.send(source, messageEnvelope); |
| } |
| |
| System.out.println("Ending production at " + Instant.now()); |
| System.out.println(String.format("Event Rate is %s Messages/Sec", |
| totalEvents * 1000 / Duration.between(startTime, Instant.now()).toMillis())); |
| |
| producer.flush(source); |
| |
| System.out.println("Ending flush at " + Instant.now()); |
| System.out.println(String.format("Event Rate with flush is %s Messages/Sec", |
| totalEvents * 1000 / Duration.between(startTime, Instant.now()).toMillis())); |
| producer.stop(); |
| System.exit(0); |
| } |
| |
| /** |
| * Naive create message implementation that uses the same random string for each of the message. |
| * If a system producer wants to test with a specific type of messages, It needs to override this method. |
| */ |
| OutgoingMessageEnvelope createMessageEnvelope(SystemStreamPartition ssp, int index) { |
| return new OutgoingMessageEnvelope(ssp.getSystemStream(), String.valueOf(index), value); |
| } |
| |
| /** |
| * Simple implementation to create SSPs that assumes that the partitions are ordered list of integers. |
| */ |
| List<SystemStreamPartition> createSSPs(String systemName, String physicalStreamName, int startPartition, |
| int endPartition) { |
| return IntStream.range(startPartition, endPartition) |
| .mapToObj(x -> new SystemStreamPartition(systemName, physicalStreamName, new Partition(x))) |
| .collect(Collectors.toList()); |
| } |
| } |