Apache
/
activemq
mirror of https://github.com/apache/activemq.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Adding a benchmark tool to measure the performance of the kaha indexes. 

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@677716 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Hiram R. Chirino 2008-07-17 20:44:04 +00:00
parent 35e33eab07
commit 36f5ec703e
2 changed files with 270 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

233
activemq-core/src/test/java/org/apache/activemq/kaha/impl/index/IndexBenchmark.java Executable file
View File

@ -0,0 +1,233 @@
/**
* 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.activemq.kaha.impl.index;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;
import junit.framework.TestCase;
import org.apache.activemq.kaha.StoreEntry;
import org.apache.activemq.util.IOHelper;
/**
* @author chirino
*/
public abstract class IndexBenchmark extends TestCase {
// Slower machines might need to make this bigger.
private static final long SAMPLE_DURATION = Integer.parseInt(System.getProperty("SAMPLES_DURATION", "" + 1000 * 5));
// How many times do we sample?
private static final long SAMPLES = Integer.parseInt(System.getProperty("SAMPLES", "" + 60 * 1000 / SAMPLE_DURATION)); // Take
// enough
// samples
// to
// run
// for
// a
// minute.
// How many indexes will we be benchmarking concurrently?
private static final int INDEX_COUNT = Integer.parseInt(System.getProperty("INDEX_COUNT", "" + 1));
// Indexes tend to perform worse when they get big.. so how many items
// should we put into the index before we start sampling.
private static final int INDEX_PRE_LOAD_COUNT = Integer.parseInt(System.getProperty("INDEX_PRE_LOAD_COUNT", "" + 10000 / INDEX_COUNT));
protected File ROOT_DIR;
protected final HashMap<String, Index> indexes = new HashMap<String, Index>();
protected IndexManager indexManager;
public void setUp() throws Exception {
ROOT_DIR = new File(IOHelper.getDefaultDataDirectory());
IOHelper.mkdirs(ROOT_DIR);
IOHelper.deleteChildren(ROOT_DIR);
indexManager = new IndexManager(ROOT_DIR, getClass().getName(), "rw", null, new AtomicLong());
}
protected void tearDown() throws Exception {
for (Index i : indexes.values()) {
try {
i.unload();
} catch (Throwable ignore) {
}
}
indexManager.close();
}
abstract protected Index createIndex(File root, String name) throws Exception;
synchronized private Index openIndex(String name) throws Exception {
Index index = indexes.get(name);
if (index == null) {
index = createIndex(ROOT_DIR, name);
index.load();
indexes.put(name, index);
}
return index;
}
class Producer extends Thread {
private final String name;
AtomicBoolean shutdown = new AtomicBoolean();
public Producer(String name) {
super("Producer: " + name);
this.name = name;
}
public void shutdown() {
shutdown.set(true);
}
@Override
public void run() {
try {
IndexItem value = indexManager.createNewIndex();
indexManager.storeIndex(value);
Index index = openIndex(name);
long counter = 0;
while (!shutdown.get()) {
long c = counter;
String key = "a-long-message-id-like-key-" + c;
index.store(key, value);
onProduced(counter++);
}
} catch (Throwable e) {
e.printStackTrace();
}
}
public void onProduced(long counter) {
}
}
class Consumer extends Thread {
private final String name;
AtomicBoolean shutdown = new AtomicBoolean();
public Consumer(String name) {
super("Consumer: " + name);
this.name = name;
}
public void shutdown() {
shutdown.set(true);
}
@Override
public void run() {
try {
Index index = openIndex(name);
long counter = 0;
while (!shutdown.get()) {
long c = counter;
String key = "a-long-message-id-like-key-" + c;
StoreEntry record;
record = index.get(key);
if (record != null) {
index.remove(key);
onConsumed(counter++);
} else {
Thread.sleep(0);
}
}
} catch (Throwable e) {
e.printStackTrace();
}
}
public void onConsumed(long counter) {
}
}
public void testLoad() throws Exception {
final Producer producers[] = new Producer[INDEX_COUNT];
final Consumer consumers[] = new Consumer[INDEX_COUNT];
final CountDownLatch preloadCountDown = new CountDownLatch(INDEX_COUNT);
final AtomicLong producedRecords = new AtomicLong();
final AtomicLong consumedRecords = new AtomicLong();
System.out.println("Starting: " + INDEX_COUNT + " producers");
for (int i = 0; i < INDEX_COUNT; i++) {
producers[i] = new Producer("test-" + i) {
private boolean prelaodDone;
public void onProduced(long counter) {
if (!prelaodDone && counter >= INDEX_PRE_LOAD_COUNT) {
prelaodDone = true;
preloadCountDown.countDown();
}
producedRecords.incrementAndGet();
}
};
producers[i].start();
}
long start = System.currentTimeMillis();
System.out.println("Waiting for each producer create " + INDEX_PRE_LOAD_COUNT + " records before starting the consumers.");
preloadCountDown.await();
long end = System.currentTimeMillis();
System.out.println("Preloaded " + INDEX_PRE_LOAD_COUNT * INDEX_COUNT + " records at " + (INDEX_PRE_LOAD_COUNT * INDEX_COUNT * 1000f / (end - start)) + " records/sec");
System.out.println("Starting: " + INDEX_COUNT + " consumers");
for (int i = 0; i < INDEX_COUNT; i++) {
consumers[i] = new Consumer("test-" + i) {
public void onConsumed(long counter) {
consumedRecords.incrementAndGet();
}
};
consumers[i].start();
}
long sample_start = System.currentTimeMillis();
System.out.println("Taking " + SAMPLES + " performance samples every " + SAMPLE_DURATION + " ms");
System.out.println("time (s), produced, produce rate (r/s), consumed, consume rate (r/s), used memory (k)");
producedRecords.set(0);
consumedRecords.set(0);
for (int i = 0; i < SAMPLES; i++) {
start = System.currentTimeMillis();
Thread.sleep(SAMPLE_DURATION);
end = System.currentTimeMillis();
long p = producedRecords.getAndSet(0);
long c = consumedRecords.getAndSet(0);
long usedMemory = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
System.out.println(((end-sample_start)/1000f)+", "+p+", "+(p * 1000f / (end - start)) + ", "+ c+", " + (c * 1000f / (end - start))+", "+(usedMemory/(1024)) );
}
System.out.println("Samples done... Shutting down the producers and consumers...");
for (int i = 0; i < INDEX_COUNT; i++) {
producers[i].shutdown();
consumers[i].shutdown();
}
for (int i = 0; i < INDEX_COUNT; i++) {
producers[i].join(1000 * 5);
consumers[i].join(1000 * 5);
}
System.out.println("Shutdown.");
}
}

37
activemq-core/src/test/java/org/apache/activemq/kaha/impl/index/hash/HashIndexBenchMark.java Normal file
View File

@ -0,0 +1,37 @@
/**
* 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.activemq.kaha.impl.index.hash;
import java.io.File;
import org.apache.activemq.kaha.Store;
import org.apache.activemq.kaha.impl.index.Index;
import org.apache.activemq.kaha.impl.index.IndexBenchmark;
import org.apache.activemq.kaha.impl.index.hash.HashIndex;
public class HashIndexBenchMark extends IndexBenchmark {
@Override
protected Index createIndex(File root, String name) throws Exception {
HashIndex index = new HashIndex(root, name, indexManager);
index.setNumberOfBins(12);
index.setPageSize(32 * 1024);
index.setKeyMarshaller(Store.STRING_MARSHALLER);
return index;
}
}