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anoter small bench

This commit is contained in:
kimchy 2011-03-31 17:48:57 +02:00
parent a0cddf0745
commit 44d4474f95
1 changed files with 39 additions and 1 deletions
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40
modules/benchmark/micro/src/main/java/org/elasticsearch/benchmark/trove/StringMapAdjustOrPutBenchmark.java
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@ -25,6 +25,7 @@ import org.elasticsearch.common.trove.StringIdentityHashingStrategy;
import org.elasticsearch.common.trove.map.custom_hash.TObjectIntCustomHashMap;
import org.elasticsearch.common.trove.map.hash.THashMap;
import org.elasticsearch.common.trove.map.hash.TIntIntHashMap;
import org.elasticsearch.common.trove.map.hash.TIntObjectHashMap;
import org.elasticsearch.common.trove.map.hash.TObjectIntHashMap;
import org.elasticsearch.common.trove.strategy.IdentityHashingStrategy;
import org.elasticsearch.common.unit.SizeValue;
@ -36,7 +37,7 @@ public class StringMapAdjustOrPutBenchmark {
public static void main(String[] args) {
int NUMBER_OF_KEYS = (int) SizeValue.parseSizeValue("200k").singles();
int NUMBER_OF_KEYS = (int) SizeValue.parseSizeValue("20").singles();
int STRING_SIZE = 5;
long PUT_OPERATIONS = SizeValue.parseSizeValue("5m").singles();
long ITERATIONS = 10;
@ -204,6 +205,33 @@ public class StringMapAdjustOrPutBenchmark {
intMap.clear();
intMap = null;
// now test with THashMap
stopWatch = new StopWatch().start();
TIntObjectHashMap<IntEntry> tIntMap = new TIntObjectHashMap<IntEntry>();
for (long iter = 0; iter < ITERATIONS; iter++) {
if (REUSE) {
tIntMap.clear();
} else {
tIntMap = new TIntObjectHashMap<IntEntry>();
}
for (long i = 0; i < PUT_OPERATIONS; i++) {
int key = iValues[(int) (i % NUMBER_OF_KEYS)];
IntEntry intEntry = tIntMap.get(key);
if (intEntry == null) {
intEntry = new IntEntry(key, 1);
tIntMap.put(key, intEntry);
} else {
intEntry.counter++;
}
}
}
tIntMap.clear();
tIntMap = null;
stopWatch.stop();
System.out.println("TIntObjectHashMap: " + stopWatch.totalTime() + ", " + stopWatch.totalTime().millisFrac() / ITERATIONS + "ms");
}
@ -216,4 +244,14 @@ public class StringMapAdjustOrPutBenchmark {
this.counter = counter;
}
}
static class IntEntry {
int key;
int counter;
IntEntry(int key, int counter) {
this.key = key;
this.counter = counter;
}
}
}