8287798: Reduce runtime of java.lang.reflect/runtime microbenchmarks

Reviewed-by: jvernee, mchung
openjdk · Jun 7, 2022 · aa6c568 · aa6c568 · openjdk-notifier · Jun 7, 2022
1 parent 956d44d
commit aa6c568
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Showing 4 changed files with 25 additions and 2 deletions.
diff --git a/test/micro/org/openjdk/bench/java/lang/reflect/Clazz.java b/test/micro/org/openjdk/bench/java/lang/reflect/Clazz.java
@@ -28,11 +28,17 @@
 
 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.Warmup;
 
 @BenchmarkMode(Mode.AverageTime)
 @OutputTimeUnit(TimeUnit.NANOSECONDS)
+@Warmup(iterations = 10, time = 1, timeUnit = TimeUnit.SECONDS)
+@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
+@Fork(3)
 public class Clazz {
 
     /**

diff --git a/test/micro/org/openjdk/bench/java/lang/reflect/ClazzWithSecurityManager.java b/test/micro/org/openjdk/bench/java/lang/reflect/ClazzWithSecurityManager.java
@@ -32,17 +32,22 @@
 import java.security.NoSuchAlgorithmException;
 import java.security.Policy;
 import java.security.URIParameter;
+import java.util.concurrent.TimeUnit;
 
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Measurement;
 import org.openjdk.jmh.annotations.Scope;
 import org.openjdk.jmh.annotations.Setup;
 import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
 
 /**
  * Reflection benchmark
- *
- * @author sfriberg
  */
 @State(Scope.Benchmark)
+@Warmup(iterations = 10, time = 1, timeUnit = TimeUnit.SECONDS)
+@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
+@Fork(3)
 public class ClazzWithSecurityManager extends Clazz {
 
     @SuppressWarnings("removal")

diff --git a/test/micro/org/openjdk/bench/java/lang/reflect/MethodInvoke.java b/test/micro/org/openjdk/bench/java/lang/reflect/MethodInvoke.java
@@ -25,11 +25,14 @@
 import org.openjdk.jmh.annotations.Benchmark;
 import org.openjdk.jmh.annotations.BenchmarkMode;
 import org.openjdk.jmh.annotations.CompilerControl;
+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.Setup;
 import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
@@ -43,6 +46,9 @@
 @BenchmarkMode(Mode.AverageTime)
 @OutputTimeUnit(TimeUnit.NANOSECONDS)
 @State(Scope.Thread)
+@Warmup(iterations = 10, time = 1, timeUnit = TimeUnit.SECONDS)
+@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
+@Fork(3)
 public class MethodInvoke {
 
     private Method staticMeth_0;

diff --git a/test/micro/org/openjdk/bench/java/lang/runtime/ObjectMethods.java b/test/micro/org/openjdk/bench/java/lang/runtime/ObjectMethods.java
@@ -24,11 +24,14 @@
 
 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.Setup;
 import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
 
 import java.lang.invoke.MethodHandle;
 import java.lang.invoke.MethodHandles;
@@ -41,6 +44,9 @@
 @BenchmarkMode(Mode.AverageTime)
 @OutputTimeUnit(TimeUnit.NANOSECONDS)
 @State(Scope.Thread)
+@Warmup(iterations = 15, time = 1, timeUnit = TimeUnit.SECONDS)
+@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
+@Fork(3)
 public class ObjectMethods {
     record R0() {}
     record R1(int i) {}