DbBenchmarks/src/main/java/db/MongoBenchmark.java at master · dbg0/DbBenchmarks · GitHub

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* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are met:

* * Redistributions of source code must retain the above copyright notice,

* this list of conditions and the following disclaimer.

* * Redistributions in binary form must reproduce the above copyright

* notice, this list of conditions and the following disclaimer in the

* documentation and/or other materials provided with the distribution.

* * Neither the name of Oracle nor the names of its contributors may be used

* to endorse or promote products derived from this software without

* specific prior written permission.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

* THE POSSIBILITY OF SUCH DAMAGE.

package db;

import java.util.ArrayList;

import java.util.List;

import java.util.concurrent.ThreadLocalRandom;

import org.bson.Document;

import org.bson.conversions.Bson;

import org.openjdk.jmh.annotations.AuxCounters;

import org.openjdk.jmh.annotations.Benchmark;

import org.openjdk.jmh.annotations.Fork;

import org.openjdk.jmh.annotations.Measurement;

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.Threads;

import org.openjdk.jmh.annotations.Warmup;

import org.openjdk.jmh.runner.Runner;

import org.openjdk.jmh.runner.RunnerException;

import org.openjdk.jmh.runner.options.Options;

import org.openjdk.jmh.runner.options.OptionsBuilder;

import com.mongodb.MongoClient;

import com.mongodb.client.MongoCollection;

import com.mongodb.client.MongoDatabase;

import com.mongodb.client.model.Filters;

import com.mongodb.client.model.ReplaceOneModel;

@Warmup(iterations = 5)

@Measurement(iterations = 5)

@Fork(1)

@State(Scope.Benchmark)

public class MongoBenchmark {

private static final String DB = "MongoBenchmarks";

private static final String COLLECTION = "BenchmarkCollection";

private static final int COLLECTION_SIZE = 1000000;

@State(Scope.Thread)

@AuxCounters

public static class Counters {

public int updates;

public int updatedValues;

}

private MongoClient client;

private MongoDatabase db;

private MongoCollection<Document> collection;

@Param(value = { "1", "100", "1000" })

private int rowsPerBatch;

@Param(value = { "1", "10", "100" })

private int valuesPerRow;

@Param(value = { "1", "10", "50" })

private int indexedValuesPct;

private int indexedValues;

@Setup

public void setup() {

client = new MongoClient();

db = client.getDatabase(DB);

collection = db.getCollection(COLLECTION);

collection.drop();

indexedValues = (int) Math.round(Math.ceil(valuesPerRow * indexedValuesPct / 100.0));

for (int i = 0; i < indexedValues; i++) {

// creates key in ascending order

collection.createIndex(new Document("key" + i, 1));

}

@TearDown

public void tearDown() {

collection.drop();

client.close();

}

private int insertBatch(Counters c) {

List<Document> inserts = new ArrayList<>(rowsPerBatch);

for (int i = 0; i < rowsPerBatch; i++) {

Document doc = new Document();

for (int j = 0; j < valuesPerRow; j++) {

doc.append("key" + j, "value" + c.updates);

c.updatedValues++;

}

inserts.add(doc);

c.updates++;

}

collection.insertMany(inserts);

return c.updates;

}

private int upsertBatch(Counters c) {

ThreadLocalRandom rand = ThreadLocalRandom.current();

List<ReplaceOneModel<Document>> upserts = new ArrayList<>(rowsPerBatch);

for (int i = 0; i < rowsPerBatch; i++) {

int row = rand.nextInt(COLLECTION_SIZE);

Document doc = new Document();

List<Bson> indexList = new ArrayList<>(indexedValues);

for (int k = 0; k < indexedValues; k++) {

indexList.add(Filters.eq("key" + k, "value" + row));

doc.append("key" + k, "value" + row);

c.updatedValues++;

}

for (int j = indexedValues; j < valuesPerRow; j++) {

doc.append("key" + j, "value" + j);

c.updatedValues++;

}

upserts.add(new ReplaceOneModel<Document>(Filters.and(indexList), doc));

c.updates++;

}

collection.bulkWrite(upserts);

return c.updates;

}

@Threads(1)

@Benchmark

public int insert01T(Counters c) {

return insertBatch(c);

}

@Threads(2)

@Benchmark

public int insert02T(Counters c) {

return insertBatch(c);

}

@Threads(4)

@Benchmark

public int insert04T(Counters c) {

return insertBatch(c);

}

@Threads(8)

@Benchmark

public int insert08T(Counters c) {

return insertBatch(c);

}

@Threads(1)

@Benchmark

public int upsert01T(Counters c) {

return upsertBatch(c);

}

@Threads(2)

@Benchmark

public int upsert02T(Counters c) {

return upsertBatch(c);

}

@Threads(4)

@Benchmark

public int upsert04T(Counters c) {

return upsertBatch(c);

}

@Threads(8)

@Benchmark

public int upsert08T(Counters c) {

return upsertBatch(c);

}

public static void main(String[] args) throws RunnerException {

Options opts = new OptionsBuilder().include(MongoBenchmark.class.getSimpleName()).build();

new Runner(opts).run();

}

DbBenchmarks/src/main/java/db/MongoBenchmark.java at master · dbg0/DbBenchmarks · GitHub

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