Dmytro Dumanskiy doom369

🛴

Working from home

Co-founder and CTO at @blynkkk. My specialization is java and performance optimizations.

doom369 / EnumValueOf2Results.java

Created September 7, 2020 07:41

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark Mode Cnt Score Error Units
	EnumValueOf.enumMap avgt 50 7.800 ± 0.097 ns/op
	EnumValueOf.enumSwitch avgt 50 19.734 ± 0.350 ns/op
	EnumValueOf.enumValueOf avgt 50 9.292 ± 0.826 ns/op
	```

doom369 / EnumValueOf2.java

Created September 7, 2020 07:40

	@BenchmarkMode(Mode.AverageTime)
	@Fork(5)
	@State(Scope.Thread)
	@Warmup(iterations = 5, time = 1)
	@OutputTimeUnit(TimeUnit.NANOSECONDS)
	@Measurement(iterations = 10, time = 1)
	public class EnumValueOf {

	String[] names;
	int index;

doom369 / RemoveCharResults.java

Last active September 1, 2020 10:05

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark (value) Mode Cnt Score Error Units
	RemoveChar.remove avgt 10 4.405 ± 1.646 ns/op
	RemoveChar.remove somePathNoDoT avgt 10 7.820 ± 0.296 ns/op
	RemoveChar.remove some.Path.With.Dot avgt 10 92.185 ± 3.752 ns/op

	RemoveChar.removeApache avgt 10 3.708 ± 0.070 ns/op
	RemoveChar.removeApache somePathNoDoT avgt 10 10.018 ± 0.103 ns/op

doom369 / RemoveChar.java

Created September 1, 2020 09:11

	@BenchmarkMode(Mode.AverageTime)
	@Fork(1)
	@State(Scope.Thread)
	@Warmup(iterations = 5, time = 1)
	@OutputTimeUnit(TimeUnit.NANOSECONDS)
	@Measurement(iterations = 10, time = 1)
	public class RemoveChar {

	@Param({"", "somePathNoDoT", "some.Path.With.Dot"})
	String value;

doom369 / ReplaceCustomResults2.java

Last active September 1, 2020 10:42

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark (value) Mode Cnt Score Error Units
	ReplaceCustom.replace avgt 10 4.497 ± 1.085 ns/op
	ReplaceCustom.replace somePathNoDoT avgt 10 7.944 ± 0.289 ns/op
	ReplaceCustom.replace some.Path.With.Dot avgt 10 106.270 ± 5.095 ns/op

	ReplaceCustom.replaceChar avgt 10 3.689 ± 0.040 ns/op
	ReplaceCustom.replaceChar somePathNoDoT avgt 10 8.787 ± 0.119 ns/op

doom369 / ReplaceCustomResults.java

Last active September 1, 2020 07:16

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark (value) Mode Cnt Score Error Units
	ReplaceCustom.replace avgt 10 4.497 ± 1.085 ns/op
	ReplaceCustom.replace somePathNoDoT avgt 10 7.944 ± 0.289 ns/op
	ReplaceCustom.replace some.Path.With.Dot avgt 10 106.270 ± 5.095 ns/op

	ReplaceCustom.replaceApache avgt 10 3.784 ± 0.065 ns/op
	ReplaceCustom.replaceApache somePathNoDoT avgt 10 8.168 ± 0.052 ns/op

doom369 / ReplaceCustom.java

Last active September 1, 2020 07:15

	@BenchmarkMode(Mode.AverageTime)
	@Fork(1)
	@State(Scope.Thread)
	@Warmup(iterations = 5, time = 1)
	@OutputTimeUnit(TimeUnit.NANOSECONDS)
	@Measurement(iterations = 10, time = 1)
	public class ReplaceCustom {

	@Param({"", "somePathNoDoT", "some.Path.With.Dot"})
	String value;

doom369 / ReplaceAllPrecompiledResults.java

Last active September 1, 2020 07:53

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark (value) Mode Cnt Score Error Units
	replace avgt 10 3.843 ± 0.100 ns/op
	replace somePathNoDoT avgt 10 8.693 ± 0.693 ns/op
	replace some.Path.With.Dot avgt 10 127.022 ± 8.842 ns/op

	replaceAll avgt 10 156.550 ± 10.741 ns/op
	replaceAll somePathNoDoT avgt 10 159.619 ± 4.654 ns/op

doom369 / ReplaceAllPrecompiled.java

Created August 29, 2020 21:36

	@BenchmarkMode(Mode.AverageTime)
	@Fork(1)
	@State(Scope.Thread)
	@Warmup(iterations = 5, time = 1)
	@OutputTimeUnit(TimeUnit.NANOSECONDS)
	@Measurement(iterations = 10, time = 1)
	public class ReplaceAllPrecompiled {

	@Param({"", "somePathNoDoT", "some.Path.With.Dot"})
	String value;

doom369 / ReplaceAllResults.java

Created August 29, 2020 20:54

	JDK 11.0.8, OpenJDK 64-Bit Server VM, 11.0.8+10

	```
	Benchmark (value) Mode Cnt Score Error Units
	ReplaceAll.replace avgt 10 3.836 ± 0.060 ns/op
	ReplaceAll.replaceAll avgt 10 147.857 ± 1.550 ns/op
	ReplaceAll.replaceAllWithContains avgt 10 3.777 ± 0.069 ns/op
	ReplaceAll.replaceWithContains avgt 10 3.778 ± 0.075 ns/op

	ReplaceAll.replace somePathNoDoT avgt 10 7.647 ± 0.646 ns/op