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Use Blackhole objects to sink the method return in a benchmak loop (JMH) (#5908) 

* Remove the unsafe loop from the benchmark

* Removing unused variables
This commit is contained in:
Diego Costa 2018-07-25 21:05:32 +02:00 committed by Jihoon Son
parent 5ee7b0cada
commit e4ef753a60
2 changed files with 4 additions and 12 deletions
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8
benchmarks/src/main/java/io/druid/benchmark/FloatCompressionBenchmark.java
View File

@ -80,11 +80,9 @@ public class FloatCompressionBenchmark
{
ColumnarFloats columnarFloats = supplier.get();
int count = columnarFloats.size();
float sum = 0;
for (int i = 0; i < count; i++) {
sum += columnarFloats.get(i);
bh.consume(columnarFloats.get(i));
}
bh.consume(sum);
columnarFloats.close();
}
@ -93,11 +91,9 @@ public class FloatCompressionBenchmark
{
ColumnarFloats columnarFloats = supplier.get();
int count = columnarFloats.size();
float sum = 0;
for (int i = 0; i < count; i += rand.nextInt(2000)) {
sum += columnarFloats.get(i);
bh.consume(columnarFloats.get(i));
}
bh.consume(sum);
columnarFloats.close();
}

8
benchmarks/src/main/java/io/druid/benchmark/LongCompressionBenchmark.java
View File

@ -83,11 +83,9 @@ public class LongCompressionBenchmark
{
ColumnarLongs columnarLongs = supplier.get();
int count = columnarLongs.size();
long sum = 0;
for (int i = 0; i < count; i++) {
sum += columnarLongs.get(i);
bh.consume(columnarLongs.get(i));
}
bh.consume(sum);
columnarLongs.close();
}
@ -96,11 +94,9 @@ public class LongCompressionBenchmark
{
ColumnarLongs columnarLongs = supplier.get();
int count = columnarLongs.size();
long sum = 0;
for (int i = 0; i < count; i += rand.nextInt(2000)) {
sum += columnarLongs.get(i);
bh.consume(columnarLongs.get(i));
}
bh.consume(sum);
columnarLongs.close();
}