/*
* Licensed 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 com.facebook.presto.execution.resourceGroups;
import com.facebook.presto.execution.MockQueryExecution;
import com.facebook.presto.execution.resourceGroups.InternalResourceGroup.RootInternalResourceGroup;
import io.airlift.units.DataSize;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Measurement;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.TearDown;
import org.openjdk.jmh.annotations.Warmup;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.options.Options;
import org.openjdk.jmh.runner.options.OptionsBuilder;
import org.openjdk.jmh.runner.options.VerboseMode;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import static io.airlift.units.DataSize.Unit.MEGABYTE;
@SuppressWarnings("MethodMayBeStatic")
@State(Scope.Thread)
@OutputTimeUnit(TimeUnit.MICROSECONDS)
@Fork(1)
@Warmup(iterations = 10, time = 500, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 500, timeUnit = TimeUnit.MILLISECONDS)
@BenchmarkMode(Mode.AverageTime)
public class BenchmarkResourceGroup
{
@Benchmark
public Object benchmark(BenchmarkData data)
throws Throwable
{
data.getRoot().processQueuedQueries();
return data.getRoot();
}
@SuppressWarnings("FieldMayBeFinal")
@State(Scope.Thread)
public static class BenchmarkData
{
@Param({"1000", "10000", "100000"})
private int children = 1000;
@Param({"100", "1000", "10000"})
private int queries = 100;
private final ExecutorService executor = Executors.newSingleThreadExecutor();
private RootInternalResourceGroup root;
@Setup
public void setup()
{
root = new RootInternalResourceGroup("root", (group, export) -> { }, executor);
root.setSoftMemoryLimit(new DataSize(1, MEGABYTE));
root.setMaxQueuedQueries(queries);
root.setMaxRunningQueries(queries);
InternalResourceGroup group = root;
for (int i = 0; i < children; i++) {
group = root.getOrCreateSubGroup(String.valueOf(i));
group.setSoftMemoryLimit(new DataSize(1, MEGABYTE));
group.setMaxQueuedQueries(queries);
group.setMaxRunningQueries(queries);
}
for (int i = 0; i < queries; i++) {
group.run(new MockQueryExecution(10));
}
}
@TearDown
public void tearDown()
{
executor.shutdownNow();
}
public RootInternalResourceGroup getRoot()
{
return root;
}
}
public static void main(String[] args)
throws Throwable
{
Options options = new OptionsBuilder()
.verbosity(VerboseMode.NORMAL)
.include(".*" + BenchmarkResourceGroup.class.getSimpleName() + ".*")
.build();
new Runner(options).run();
}
}