Vladimir Dolzhenko vladimirdolzhenko
vladimirdolzhenko
/ gist:346279
Created
March 27, 2010 18:42
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // ru.dolzhenko.lambda.iterators.StringIterator | |
| package ru.dolzhenko.lambda.iterators; | |
| import java.util.Iterator; | |
| /** | |
| * StringIterator | |
| * | |
| * @author Vladimir Dolzhenko, vladimir.dolzhenko@gmail.com | |
| */ |
vladimirdolzhenko
/ LambdaFunctions.java
Created
March 28, 2010 13:26
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // ru.dolzhenko.lambda.functions.LambdaFunctions | |
| package ru.dolzhenko.lambda.functions; | |
| import java.math.BigDecimal; | |
| import ru.dolzhenko.lambda.iterators.Pair; | |
| import com.google.common.base.Function; | |
| /** |
vladimirdolzhenko
/ CopyPerfTest
Last active
February 14, 2016 09:24
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| import org.openjdk.jmh.runner.Runner; | |
| import org.openjdk.jmh.runner.options.Options; | |
| import org.openjdk.jmh.runner.options.OptionsBuilder; | |
| import sun.misc.Unsafe; | |
| import java.lang.reflect.Field; | |
| import java.util.concurrent.TimeUnit; |
vladimirdolzhenko
/ CopyMemoryGetLongPerfTest
Created
February 19, 2016 14:51
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| package com.markit.n6platform.cache.internal; | |
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| import org.openjdk.jmh.runner.Runner; | |
| import org.openjdk.jmh.runner.options.Options; | |
| import org.openjdk.jmh.runner.options.OptionsBuilder; | |
| import sun.misc.Unsafe; | |
| import java.lang.reflect.Field; |
vladimirdolzhenko
/ StringPerfTest
Created
February 21, 2016 10:18
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| import org.openjdk.jmh.runner.Runner; | |
| import org.openjdk.jmh.runner.options.Options; | |
| import org.openjdk.jmh.runner.options.OptionsBuilder; | |
| import sun.misc.Unsafe; | |
| import java.lang.reflect.Field; | |
| import java.util.concurrent.TimeUnit; |
vladimirdolzhenko
/ MemoryDumper.java
Last active
November 30, 2016 10:47
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| package com.markit.n6platform; | |
| import java.nio.ByteBuffer; | |
| import java.nio.ByteOrder; | |
| import java.util.stream.Collectors; | |
| import java.util.stream.IntStream; | |
| import org.openjdk.jol.vm.VM; | |
| import org.openjdk.jol.vm.VirtualMachine; |
vladimirdolzhenko
/ CHMvsCOWHMRunner.java
Created
June 9, 2016 08:16
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| package com.markit.n6platform.cache; | |
| import org.openjdk.jmh.annotations.*; | |
| 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 sun.misc.Unsafe; | |
| import java.lang.reflect.Field; |
vladimirdolzhenko
/ HashPerf.java
Created
June 9, 2016 14:31
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import gnu.trove.map.hash.THashMap; | |
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| 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 java.io.IOException; |
vladimirdolzhenko
/ MappedTest.java
Last active
April 11, 2017 08:54
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| Write 1G file to disk using diff approaches: | |
| Classic IO (and BufferedOutputsteam 1M buffer) | |
| /tmp/test-classicio-8407672220140435592.tmp took 6286.606 ms | |
| Classic Java7 IO (and BufferedOutputsteam 1M buffer) | |
| /tmp/test-classicio7-8294681779321435770.tmp took 3125.067 ms |
vladimirdolzhenko
/ StringPerf.java
Last active
November 11, 2016 12:10
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| 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.Param; |
OlderNewer