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/*
* 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.tuscany.persistence.store.journal.performance;
import java.io.IOException;
import java.util.UUID;
import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.TimeUnit;
import org.apache.tuscany.spi.component.SCAObject;
import org.apache.tuscany.spi.services.store.StoreWriteException;
import org.apache.tuscany.persistence.store.journal.JournalShutdownException;
import org.apache.tuscany.persistence.store.journal.JournalStore;
import static org.apache.tuscany.persistence.store.journal.SerializationHelper.serialize;
import static org.apache.tuscany.persistence.store.journal.SerializationHelper.serializeRecordId;
import org.apache.tuscany.persistence.store.journal.TestUtils;
/**
* Runs a basic throughput tests on JournalStore operations
* <p/>
* TODO this should be integrated with a Maven itest-based performance harness
*
* @version $Rev$ $Date$
*/
public class JournalStoreThroughputTest {
private static final int SIZE = 1000;
private CyclicBarrier barrier;
private JournalStore store;
private long now;
private SCAObject owner = new MockSCAObject();
private String id = UUID.randomUUID().toString();
private CountDownLatch latch = new CountDownLatch(1);
private long expire = System.currentTimeMillis() + 10000;
private Foo object = new Foo("this is a test", 1);
public static void main(String[] args) throws Exception {
JournalStoreThroughputTest test = new JournalStoreThroughputTest();
test.testAppend();
test.latch.await(5000, TimeUnit.MILLISECONDS);
}
public void testAppend() throws Exception {
TestUtils.cleanupLog();
store = new JournalStore(new MockMonitor());
store.init();
final Thread[] threads = new Thread[SIZE];
barrier = new CyclicBarrier(SIZE, new Runnable() {
public void run() {
try {
System.out.println("-----------------------------------------------------");
System.out.println("JournalStore.append()");
byte[] idBytes = serializeRecordId(owner.getUri().toString(), id);
byte[] bytes = serialize(object);
System.out.println("Approx record size :" + (bytes.length + idBytes.length));
System.out.println("Total threads :" + barrier.getNumberWaiting());
System.out.println("Forced writes :" + barrier.getNumberWaiting());
System.out.println("Time:" + (System.currentTimeMillis() - now));
store.destroy();
latch.countDown();
} catch (JournalShutdownException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
});
for (int i = 0; i < SIZE; i++) {
threads[i] = new Thread(new InsertWorker(true));
}
now = System.currentTimeMillis();
for (int i = 0; i < SIZE; i++) {
threads[i].start();
}
}
private class InsertWorker implements Runnable {
boolean forced;
public InsertWorker(boolean forced) {
this.forced = forced;
}
public void run() {
try {
store.insertRecord(owner, id, object, expire);
barrier.await();
} catch (StoreWriteException e) {
e.printStackTrace();
} catch (BrokenBarrierException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
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