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Merged
merged 1 commit into from
Jun 19, 2018
Merged

Replace Agrona with JCTools as it's Java 7 compatible #101

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5 changes: 5 additions & 0 deletions apm-agent-benchmarks/pom.xml
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Expand Up @@ -101,6 +101,11 @@
<artifactId>byte-buddy-agent</artifactId>
<version>${version.byte-buddy}</version>
</dependency>
<dependency>
<groupId>org.agrona</groupId>
<artifactId>agrona</artifactId>
<version>0.9.18</version>
</dependency>
</dependencies>

<properties>
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28 changes: 25 additions & 3 deletions ...ent-benchmarks/src/main/java/co/elastic/apm/benchmark/objectpool/ObjectPoolBenchmark.java
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Expand Up @@ -25,6 +25,8 @@
import co.elastic.apm.objectpool.impl.QueueBasedObjectPool;
import co.elastic.apm.objectpool.impl.ThreadLocalObjectPool;
import org.agrona.concurrent.ManyToManyConcurrentArrayQueue;
import org.jctools.queues.MpmcArrayQueue;
import org.jctools.queues.atomic.MpmcAtomicArrayQueue;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Mode;
Expand All @@ -45,6 +47,8 @@ public class ObjectPoolBenchmark extends AbstractBenchmark {
private QueueBasedObjectPool<Transaction> agronaQueueObjectPool;
private MixedObjectPool<Transaction> mixedObjectPool;
private ThreadLocalObjectPool<Transaction> threadLocalObjectPool;
private QueueBasedObjectPool<Transaction> jctoolsQueueObjectPool;
private QueueBasedObjectPool<Transaction> jctoolsAtomicQueueObjectPool;

public static void main(String[] args) throws RunnerException {
run(ObjectPoolBenchmark.class);
Expand All @@ -53,6 +57,8 @@ public static void main(String[] args) throws RunnerException {
@Setup
public void setUp() {
blockingQueueObjectPool = new QueueBasedObjectPool<>(new ArrayBlockingQueue<>(256), true, Transaction::new);
jctoolsQueueObjectPool = new QueueBasedObjectPool<>(new MpmcArrayQueue<>(256), true, Transaction::new);
jctoolsAtomicQueueObjectPool = new QueueBasedObjectPool<>(new MpmcAtomicArrayQueue<>(256), true, Transaction::new);
agronaQueueObjectPool = new QueueBasedObjectPool<>(new ManyToManyConcurrentArrayQueue<>(256), true, Transaction::new);
mixedObjectPool = new MixedObjectPool<>(Transaction::new,
new ThreadLocalObjectPool<>(256, true, Transaction::new),
Expand All @@ -66,21 +72,37 @@ public void tearDown() {
System.out.println("Objects created by MixedObjectPool: " + mixedObjectPool.getGarbageCreated());
}

@Benchmark
// @Benchmark
@Threads(8)
public Transaction testNewOperator() {
return new Transaction();
}

@Benchmark
@Threads(8)
public Transaction testJctoolsAtomicQueueObjectPool() {
Transaction transaction = jctoolsAtomicQueueObjectPool.createInstance();
jctoolsAtomicQueueObjectPool.recycle(transaction);
return transaction;
}

// @Benchmark
@Threads(8)
public Transaction testArgonaQueueObjectPool() {
Transaction transaction = agronaQueueObjectPool.createInstance();
agronaQueueObjectPool.recycle(transaction);
return transaction;
}

// @Benchmark
@Benchmark
@Threads(8)
public Transaction testJctoolsQueueObjectPool() {
Transaction transaction = jctoolsQueueObjectPool.createInstance();
jctoolsQueueObjectPool.recycle(transaction);
return transaction;
}

//@Benchmark
@Threads(8)
public Transaction testBlockingQueueObjectPool() {
Transaction transaction = blockingQueueObjectPool.createInstance();
Expand All @@ -96,7 +118,7 @@ public Transaction testMixedObjectPool() {
return transaction;
}

@Benchmark
// @Benchmark
@Threads(8)
public Transaction testThreadLocalObjectPool() {
Transaction transaction = threadLocalObjectPool.createInstance();
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6 changes: 3 additions & 3 deletions apm-agent-core/pom.xml
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Expand Up @@ -70,9 +70,9 @@
<version>3.3.7</version>
</dependency>
<dependency>
<groupId>org.agrona</groupId>
<artifactId>agrona</artifactId>
<version>0.9.18</version>
<groupId>org.jctools</groupId>
<artifactId>jctools-core</artifactId>
<version>2.1.2</version>
</dependency>

<dependency>
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10 changes: 6 additions & 4 deletions apm-agent-core/src/main/java/co/elastic/apm/impl/ElasticApmTracer.java
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Expand Up @@ -35,7 +35,7 @@
import co.elastic.apm.objectpool.impl.QueueBasedObjectPool;
import co.elastic.apm.report.Reporter;
import co.elastic.apm.report.ReporterConfiguration;
import org.agrona.concurrent.ManyToManyConcurrentArrayQueue;
import org.jctools.queues.atomic.AtomicQueueFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.stagemonitor.configuration.ConfigurationOption;
Expand All @@ -46,6 +46,8 @@
import java.util.List;
import java.util.concurrent.TimeUnit;

import static org.jctools.queues.spec.ConcurrentQueueSpec.createBoundedMpmc;

/**
* This is the tracer implementation which provides access to lower level agent functionality.
* <p>
Expand Down Expand Up @@ -77,21 +79,21 @@ public class ElasticApmTracer {
this.stacktraceConfiguration = configurationRegistry.getConfig(StacktraceConfiguration.class);
this.lifecycleListeners = lifecycleListeners;
int maxPooledElements = configurationRegistry.getConfig(ReporterConfiguration.class).getMaxQueueSize() * 2;
transactionPool = new QueueBasedObjectPool<>(new ManyToManyConcurrentArrayQueue<Transaction>(maxPooledElements), false,
transactionPool = new QueueBasedObjectPool<>(AtomicQueueFactory.<Transaction>newQueue(createBoundedMpmc(maxPooledElements)),false,
new RecyclableObjectFactory<Transaction>() {
@Override
public Transaction createInstance() {
return new Transaction();
}
});
spanPool = new QueueBasedObjectPool(new ManyToManyConcurrentArrayQueue<Span>(maxPooledElements), false,
spanPool = new QueueBasedObjectPool<>(AtomicQueueFactory.<Span>newQueue(createBoundedMpmc(maxPooledElements)), false,
new RecyclableObjectFactory<Span>() {
@Override
public Span createInstance() {
return new Span();
}
});
errorPool = new QueueBasedObjectPool<>(new ManyToManyConcurrentArrayQueue<ErrorCapture>(maxPooledElements), false,
errorPool = new QueueBasedObjectPool<>(AtomicQueueFactory.<ErrorCapture>newQueue(createBoundedMpmc(maxPooledElements)), false,
new RecyclableObjectFactory<ErrorCapture>() {
@Override
public ErrorCapture createInstance() {
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4 changes: 2 additions & 2 deletions apm-agent-core/src/test/java/co/elastic/apm/objectpool/ObjectPoolTest.java
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Expand Up @@ -20,7 +20,7 @@
package co.elastic.apm.objectpool;

import co.elastic.apm.objectpool.impl.QueueBasedObjectPool;
import org.agrona.concurrent.ManyToManyConcurrentArrayQueue;
import org.jctools.queues.atomic.MpmcAtomicArrayQueue;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

Expand All @@ -35,7 +35,7 @@ public class ObjectPoolTest {
@BeforeEach
void setUp() {
// objectPool = new ThreadLocalObjectPool<>(10, false, TestRecyclable::new);
objectPool = new QueueBasedObjectPool<>(new ManyToManyConcurrentArrayQueue<>(MAX_SIZE), true, TestRecyclable::new);
objectPool = new QueueBasedObjectPool<>(new MpmcAtomicArrayQueue<>(MAX_SIZE), true, TestRecyclable::new);
}

@Test
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4 changes: 2 additions & 2 deletions elastic-apm-agent/pom.xml
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Expand Up @@ -61,8 +61,8 @@
<shadedPattern>co.elastic.apm.shaded.stagemonitor</shadedPattern>
</relocation>
<relocation>
<pattern>org.agrona</pattern>
<shadedPattern>co.elastic.apm.shaded.agrona</shadedPattern>
<pattern>org.jctools</pattern>
<shadedPattern>co.elastic.apm.shaded.jctools</shadedPattern>
</relocation>
</relocations>
<transformers>
Expand Down