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Add benchmark for attributes (#2781) 

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>
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Bogdan Drutu 2021-02-09 13:06:19 -08:00 committed by GitHub
parent 964996f538
commit 985eff9360
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api/all/src/jmh/java/io/opentelemetry/api/common/AttributesBenchmark.java Normal file
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/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package io.opentelemetry.api.common;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
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.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.Warmup;
@SuppressWarnings("JavadocMethod")
@State(Scope.Thread)
public class AttributesBenchmark {
// pre-allocate the keys & values to remove one possible confounding factor
private static final List<AttributeKey<String>> keys = new ArrayList<>(10);
private static final List<String> values = new ArrayList<>(10);
static {
for (int i = 0; i < 10; i++) {
keys.add(AttributeKey.stringKey("key" + i));
values.add("value" + i);
}
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes ofOne() {
return Attributes.of(keys.get(0), values.get(0));
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes ofTwo() {
return Attributes.of(keys.get(0), values.get(0), keys.get(1), values.get(1));
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes ofThree() {
return Attributes.of(
keys.get(0), values.get(0), keys.get(1), values.get(1), keys.get(2), values.get(2));
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes ofFour() {
return Attributes.of(
keys.get(0),
values.get(0),
keys.get(1),
values.get(1),
keys.get(2),
values.get(2),
keys.get(3),
values.get(3));
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes ofFive() {
return Attributes.of(
keys.get(0),
values.get(0),
keys.get(1),
values.get(1),
keys.get(2),
values.get(2),
keys.get(3),
values.get(3),
keys.get(4),
values.get(4));
}
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
public Attributes builderTenItems() {
AttributesBuilder attributesBuilder = Attributes.builder();
for (int i = 0; i < 10; i++) {
attributesBuilder.put(keys.get(i), values.get(i));
}
return attributesBuilder.build();
}
}