Created
December 16, 2019 02:44
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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.State; | |
import org.openjdk.jmh.annotations.Threads; | |
import org.openjdk.jmh.annotations.Warmup; | |
import org.openjdk.jmh.infra.Blackhole; | |
import java.util.concurrent.TimeUnit; | |
@Threads(4) | |
@State(Scope.Thread) | |
@BenchmarkMode({Mode.AverageTime, Mode.SampleTime}) | |
@OutputTimeUnit(TimeUnit.NANOSECONDS) | |
@Measurement(time = 10, iterations = 2) | |
@Warmup(iterations = 2) | |
@Fork(2) | |
public class ExceptionPenalty { | |
private static final Exception STACKTRACED = new RuntimeException(); | |
private static final Exception EMPTY = new NoStackTrace(); | |
@Benchmark | |
public void tryCatch(Blackhole blackhole) { | |
try { | |
throw STACKTRACED; | |
} catch (Exception e) { | |
blackhole.consume(e); | |
} | |
} | |
@Benchmark | |
public void tryCatchEmpty(Blackhole blackhole) { | |
try { | |
throw EMPTY; | |
} catch (Exception e) { | |
blackhole.consume(e); | |
} | |
} | |
@Benchmark | |
public void consume(Blackhole blackhole) { | |
blackhole.consume(STACKTRACED); | |
} | |
@Benchmark | |
public void create(Blackhole blackhole) { | |
blackhole.consume(new RuntimeException()); | |
} | |
@Benchmark | |
public void createEmpty(Blackhole blackhole) { | |
blackhole.consume(new NoStackTrace()); | |
} | |
public static class NoStackTrace extends Exception { | |
@Override | |
public synchronized Throwable fillInStackTrace() { | |
return this; | |
} | |
} | |
} |
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Benchmark Mode Cnt Score Error Units | |
ExceptionPenalty.consume avgt 4 2.704 ± 0.671 ns/op | |
ExceptionPenalty.create avgt 4 1033.261 ± 267.595 ns/op | |
ExceptionPenalty.createEmpty avgt 4 16.300 ± 1.142 ns/op | |
ExceptionPenalty.tryCatch avgt 4 2.491 ± 2.110 ns/op | |
ExceptionPenalty.tryCatchEmpty avgt 4 2.318 ± 1.092 ns/op | |
ExceptionPenalty.consume sample 4456832 34.685 ± 0.288 ns/op | |
ExceptionPenalty.consume:consume·p0.00 sample 16.000 ns/op | |
ExceptionPenalty.consume:consume·p0.50 sample 33.000 ns/op | |
ExceptionPenalty.consume:consume·p0.90 sample 43.000 ns/op | |
ExceptionPenalty.consume:consume·p0.95 sample 47.000 ns/op | |
ExceptionPenalty.consume:consume·p0.99 sample 52.000 ns/op | |
ExceptionPenalty.consume:consume·p0.999 sample 175.000 ns/op | |
ExceptionPenalty.consume:consume·p0.9999 sample 840.651 ns/op | |
ExceptionPenalty.consume:consume·p1.00 sample 199424.000 ns/op | |
ExceptionPenalty.create sample 4860198 1067.421 ± 8.214 ns/op | |
ExceptionPenalty.create:create·p0.00 sample 758.000 ns/op | |
ExceptionPenalty.create:create·p0.50 sample 812.000 ns/op | |
ExceptionPenalty.create:create·p0.90 sample 1682.000 ns/op | |
ExceptionPenalty.create:create·p0.95 sample 1714.000 ns/op | |
ExceptionPenalty.create:create·p0.99 sample 1800.000 ns/op | |
ExceptionPenalty.create:create·p0.999 sample 3692.000 ns/op | |
ExceptionPenalty.create:create·p0.9999 sample 17822.090 ns/op | |
ExceptionPenalty.create:create·p1.00 sample 2240512.000 ns/op | |
ExceptionPenalty.createEmpty sample 3921206 47.114 ± 6.102 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.00 sample 28.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.50 sample 39.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.90 sample 59.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.95 sample 62.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.99 sample 66.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.999 sample 359.000 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p0.9999 sample 5564.138 ns/op | |
ExceptionPenalty.createEmpty:createEmpty·p1.00 sample 6619136.000 ns/op | |
ExceptionPenalty.tryCatch sample 3962574 31.485 ± 1.978 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.00 sample 17.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.50 sample 29.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.90 sample 40.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.95 sample 45.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.99 sample 51.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.999 sample 185.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p0.9999 sample 1876.000 ns/op | |
ExceptionPenalty.tryCatch:tryCatch·p1.00 sample 2371584.000 ns/op | |
ExceptionPenalty.tryCatchEmpty sample 4241631 33.251 ± 0.407 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.00 sample 17.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.50 sample 29.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.90 sample 45.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.95 sample 48.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.99 sample 54.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.999 sample 186.000 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p0.9999 sample 1611.674 ns/op | |
ExceptionPenalty.tryCatchEmpty:tryCatchEmpty·p1.00 sample 440832.000 ns/op |
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