| /* |
| * 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.flink.benchmark; |
| |
| import org.apache.flink.api.common.functions.MapFunction; |
| import org.apache.flink.benchmark.functions.LongSource; |
| import org.apache.flink.runtime.minicluster.MiniCluster; |
| import org.apache.flink.runtime.minicluster.MiniClusterConfiguration; |
| import org.apache.flink.streaming.api.datastream.DataStreamSource; |
| import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; |
| import org.apache.flink.streaming.api.functions.sink.DiscardingSink; |
| import org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator; |
| |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.OperationsPerInvocation; |
| import org.openjdk.jmh.annotations.Param; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.TearDown; |
| import org.openjdk.jmh.runner.Runner; |
| import org.openjdk.jmh.runner.RunnerException; |
| import org.openjdk.jmh.runner.options.Options; |
| import org.openjdk.jmh.runner.options.OptionsBuilder; |
| import org.openjdk.jmh.runner.options.VerboseMode; |
| |
| @OperationsPerInvocation(value = RemoteChannelThroughputBenchmark.RECORDS_PER_INVOCATION) |
| public class RemoteChannelThroughputBenchmark extends BenchmarkBase { |
| public static final int NUM_VERTICES = 3; |
| public static final int PARALLELISM = 4; |
| public static final int RECORDS_PER_SUBTASK = 10_000_000; |
| public static final int RECORDS_PER_INVOCATION = RECORDS_PER_SUBTASK * PARALLELISM; |
| |
| private static final long CHECKPOINT_INTERVAL_MS = 100; |
| |
| private MiniCluster miniCluster; |
| |
| @Param({"ALIGNED", "UNALIGNED"}) |
| public String mode = "ALIGNED"; |
| |
| public static void main(String[] args) |
| throws RunnerException { |
| Options options = new OptionsBuilder() |
| .verbosity(VerboseMode.NORMAL) |
| .include(RemoteChannelThroughputBenchmark.class.getCanonicalName()) |
| .build(); |
| |
| new Runner(options).run(); |
| } |
| |
| @Setup |
| public void setUp() throws Exception { |
| MiniClusterConfiguration miniClusterConfiguration = new MiniClusterConfiguration.Builder() |
| .setNumTaskManagers(NUM_VERTICES * PARALLELISM) |
| .setNumSlotsPerTaskManager(1) |
| .build(); |
| miniCluster = new MiniCluster(miniClusterConfiguration); |
| miniCluster.start(); |
| } |
| |
| @TearDown |
| public void tearDown() throws Exception { |
| if (miniCluster != null) { |
| miniCluster.close(); |
| } |
| } |
| |
| @Benchmark |
| public void remoteRebalance(FlinkEnvironmentContext context) throws Exception { |
| StreamExecutionEnvironment env = context.env; |
| env.enableCheckpointing(CHECKPOINT_INTERVAL_MS); |
| env.setParallelism(PARALLELISM); |
| env.getCheckpointConfig().enableUnalignedCheckpoints(!mode.equals("ALIGNED")); |
| |
| DataStreamSource<Long> source = env.addSource(new LongSource(RECORDS_PER_SUBTASK)); |
| source |
| .slotSharingGroup("source").rebalance() |
| .map((MapFunction<Long, Long>) value -> value).slotSharingGroup("map").rebalance() |
| .addSink(new DiscardingSink<>()).slotSharingGroup("sink"); |
| |
| miniCluster.executeJobBlocking(StreamingJobGraphGenerator.createJobGraph(env.getStreamGraph())); |
| } |
| } |