| /* |
| * 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.omid.benchmarks.tso; |
| |
| import org.apache.phoenix.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Benchmark using directly TSOClient to connect to the TSO Server |
| */ |
| public class TSOServerBenchmark implements Closeable { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(TSOServerBenchmark.class); |
| |
| private volatile boolean isCleaningDone = false; |
| |
| private final TSOServerBenchmarkConfig expConfig; |
| |
| // Clients triggering txs (threads) & corresponding executor |
| private final ArrayList<RawTxRunner> txRunners = new ArrayList<>(); |
| private final ScheduledExecutorService txRunnerExec; |
| |
| private TSOServerBenchmark(TSOServerBenchmarkConfig expConfig) throws IOException { |
| |
| this.expConfig = expConfig; |
| |
| // Executor for TxRunners (Clients triggering transactions) |
| Thread.UncaughtExceptionHandler uncaughtExceptionHandler = new Thread.UncaughtExceptionHandler() { |
| @Override |
| public void uncaughtException(Thread t, Throwable e) { |
| LOG.error("Thread {} threw exception", t, e); |
| } |
| }; |
| ThreadFactoryBuilder threadFactoryBuilder = new ThreadFactoryBuilder() |
| .setNameFormat("tx-runner-%d") |
| .setUncaughtExceptionHandler(uncaughtExceptionHandler); |
| this.txRunnerExec = Executors.newScheduledThreadPool(expConfig.getTxRunners(), threadFactoryBuilder.build()); |
| |
| } |
| |
| public static void main(String[] args) throws Exception { |
| |
| final TSOServerBenchmarkConfig config = new TSOServerBenchmarkConfig(); |
| |
| final int nOfTxRunners = config.getTxRunners(); |
| |
| final long benchmarkRunLengthInMins = config.getBenchmarkRunLengthInMins(); |
| |
| try (TSOServerBenchmark tsoBenchmark = new TSOServerBenchmark(config)) { |
| |
| tsoBenchmark.attachShutDownHook(); |
| |
| LOG.info("----- Starting TSO Benchmark [ {} TxRunner clients ] -----", nOfTxRunners); |
| |
| for (int i = 0; i < nOfTxRunners; ++i) { |
| tsoBenchmark.createTxRunner(); |
| } |
| |
| LOG.info("Benchmark run lenght {} Mins", benchmarkRunLengthInMins); |
| TimeUnit.MINUTES.sleep(benchmarkRunLengthInMins); |
| |
| } finally { |
| LOG.info("----- TSO Benchmark complete - Check metrics from individual clients in log -----"); |
| } |
| |
| } |
| |
| private void attachShutDownHook() { |
| Runtime.getRuntime().addShutdownHook(new Thread("benchmark-cleaner") { |
| @Override |
| public void run() { |
| if (!isCleaningDone) { |
| close(); |
| } |
| } |
| }); |
| LOG.info("Shutdown Hook Attached"); |
| } |
| |
| private void createTxRunner() throws IOException, InterruptedException, ExecutionException { |
| |
| RawTxRunner txRunner = new RawTxRunner(expConfig); |
| txRunnerExec.submit(txRunner); |
| |
| txRunners.add(txRunner); |
| |
| } |
| |
| @Override |
| public void close() { |
| |
| // Stop clients |
| for (RawTxRunner txRunner : txRunners) { |
| txRunner.stop(); |
| } |
| |
| // Shutdown executor |
| try { |
| LOG.info("Closing TxRunner Executor in 10 secs"); |
| boolean wasSuccess = txRunnerExec.awaitTermination(10, TimeUnit.SECONDS); |
| if (!wasSuccess) { |
| txRunnerExec.shutdownNow(); |
| } |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| LOG.info("Interrupted whilst shutting down TxRunner Executor!"); |
| } finally { |
| LOG.info("TxRunner Executor stopped"); |
| } |
| |
| isCleaningDone = true; |
| } |
| |
| } |