org.apache.pinot.perf.BenchmarkNoDictionaryStringCompression Maven / Gradle / Ivy
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package org.apache.pinot.perf;
import com.github.luben.zstd.Zstd;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import net.jpountz.lz4.LZ4Factory;
import org.apache.commons.lang3.RandomStringUtils;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Level;
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.OptionsBuilder;
import org.xerial.snappy.Snappy;
import static java.nio.charset.StandardCharsets.UTF_8;
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Fork(1)
@Warmup(iterations = 3)
@Measurement(iterations = 5)
@State(Scope.Benchmark)
// Test to get memory statistics for snappy, zstandard and lz4 string compression techniques
public class BenchmarkNoDictionaryStringCompression {
@Param({"500000", "1000000", "2000000", "3000000", "4000000", "5000000"})
public static int _rowLength;
public static Random _random = new Random();
@State(Scope.Thread)
public static class BenchmarkNoDictionaryStringCompressionState {
private static ByteBuffer _uncompressedString;
private static ByteBuffer _snappyCompressedStringInput;
private static ByteBuffer _zstandardCompressedStringInput;
private static ByteBuffer _snappyCompressedStringOutput;
private static ByteBuffer _zstandardCompressedStringOutput;
private static ByteBuffer _snappyStringDecompressed;
private static ByteBuffer _zstandardStringDecompressed;
private static ByteBuffer _lz4CompressedStringOutput;
private static ByteBuffer _lz4CompressedStringInput;
private static ByteBuffer _lz4StringDecompressed;
private static LZ4Factory _factory;
@Setup(Level.Invocation)
public void setUp()
throws Exception {
initializeCompressors();
generateRandomStringBuffer();
allocateMemory();
Snappy.compress(_uncompressedString, _snappyCompressedStringInput);
Zstd.compress(_zstandardCompressedStringInput, _uncompressedString);
// ZSTD compressor with change the position of _uncompressedString, a flip() operation over input to reset
// position for lz4 is required
_uncompressedString.flip();
_factory.fastCompressor().compress(_uncompressedString, _lz4CompressedStringInput);
_zstandardStringDecompressed.rewind();
_zstandardCompressedStringInput.flip();
_uncompressedString.flip();
_snappyStringDecompressed.flip();
_lz4CompressedStringInput.flip();
}
private void initializeCompressors() {
//Initialize compressors and decompressors for lz4
_factory = LZ4Factory.fastestInstance();
}
private void generateRandomStringBuffer() {
String[] tempRows = new String[_rowLength];
int maxStringLengthInBytes = 0;
int numChars = 100;
for (int i = 0; i < _rowLength; i++) {
String value = RandomStringUtils.random(_random.nextInt(numChars), true, true);
maxStringLengthInBytes = Math.max(maxStringLengthInBytes, value.getBytes(UTF_8).length);
tempRows[i] = value;
}
_uncompressedString = ByteBuffer.allocateDirect(_rowLength * maxStringLengthInBytes);
for (int i = 0; i < _rowLength; i++) {
_uncompressedString.put(tempRows[i].getBytes(UTF_8));
}
_uncompressedString.flip();
}
private void allocateMemory() {
_snappyCompressedStringOutput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_zstandardCompressedStringOutput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_snappyStringDecompressed = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_zstandardStringDecompressed = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_snappyCompressedStringInput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_zstandardCompressedStringInput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_lz4StringDecompressed = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_lz4CompressedStringOutput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
_lz4CompressedStringInput = ByteBuffer.allocateDirect(_uncompressedString.capacity() * 2);
}
@TearDown(Level.Invocation)
public void tearDown()
throws Exception {
_snappyCompressedStringOutput.clear();
_snappyStringDecompressed.clear();
_zstandardCompressedStringOutput.clear();
_zstandardStringDecompressed.clear();
_lz4CompressedStringOutput.clear();
_lz4StringDecompressed.clear();
_uncompressedString.rewind();
_zstandardCompressedStringInput.rewind();
_lz4CompressedStringInput.rewind();
}
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkSnappyStringCompression(BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
int size = Snappy.compress(state._uncompressedString, state._snappyCompressedStringOutput);
return size;
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkSnappyStringDecompression(BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
int size = Snappy.uncompress(state._snappyCompressedStringInput, state._snappyStringDecompressed);
return size;
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkZstandardStringCompression(BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
int size = Zstd.compress(state._zstandardCompressedStringOutput, state._uncompressedString);
return size;
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkZstandardStringDecompression(BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
int size = Zstd.decompress(state._zstandardStringDecompressed, state._zstandardCompressedStringInput);
return size;
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkLZ4StringCompression(
BenchmarkNoDictionaryStringCompression.BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
state._factory.fastCompressor().compress(state._uncompressedString, state._lz4CompressedStringOutput);
return state._lz4CompressedStringOutput.position();
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkLZ4StringDecompression(
BenchmarkNoDictionaryStringCompression.BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
state._factory.fastDecompressor().decompress(state._lz4CompressedStringInput, state._lz4StringDecompressed);
return state._lz4StringDecompressed.position();
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkLZ4HCStringCompression(
BenchmarkNoDictionaryStringCompression.BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
state._factory.highCompressor().compress(state._uncompressedString, state._lz4CompressedStringOutput);
return state._lz4CompressedStringOutput.position();
}
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkLZ4HCStringDecompression(
BenchmarkNoDictionaryStringCompression.BenchmarkNoDictionaryStringCompressionState state)
throws IOException {
state._factory.fastDecompressor().decompress(state._lz4CompressedStringInput, state._lz4StringDecompressed);
return state._lz4StringDecompressed.position();
}
public static void main(String[] args)
throws Exception {
new Runner(new OptionsBuilder().include(BenchmarkNoDictionaryStringCompression.class.getSimpleName()).build())
.run();
}
}