HDDS-15. Add memory profiler support to Genesis. Contributed by Anu Engineer.

This commit is contained in:
Anu Engineer 2018-05-02 10:44:47 -07:00
parent 3b34fca4b5
commit 6b63a0af9b
2 changed files with 65 additions and 1 deletions

View File

@ -42,9 +42,12 @@ public static void main(String[] args) throws RunnerException {
.include(BenchMarkMetadataStoreReads.class.getSimpleName()) .include(BenchMarkMetadataStoreReads.class.getSimpleName())
.include(BenchMarkMetadataStoreWrites.class.getSimpleName()) .include(BenchMarkMetadataStoreWrites.class.getSimpleName())
.include(BenchMarkDatanodeDispatcher.class.getSimpleName()) .include(BenchMarkDatanodeDispatcher.class.getSimpleName())
.include(BenchMarkRocksDbStore.class.getSimpleName()) // Commenting this test out, till we support either a command line or a config
// file based ability to run tests.
// .include(BenchMarkRocksDbStore.class.getSimpleName())
.warmupIterations(5) .warmupIterations(5)
.measurementIterations(20) .measurementIterations(20)
.addProfiler(GenesisMemoryProfiler.class)
.shouldDoGC(true) .shouldDoGC(true)
.forks(1) .forks(1)
.build(); .build();
@ -52,3 +55,5 @@ public static void main(String[] args) throws RunnerException {
new Runner(opt).run(); new Runner(opt).run();
} }
} }

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@ -0,0 +1,59 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*
*/
package org.apache.hadoop.ozone.genesis;
import org.openjdk.jmh.infra.BenchmarkParams;
import org.openjdk.jmh.infra.IterationParams;
import org.openjdk.jmh.profile.InternalProfiler;
import org.openjdk.jmh.results.AggregationPolicy;
import org.openjdk.jmh.results.IterationResult;
import org.openjdk.jmh.results.Result;
import org.openjdk.jmh.results.ScalarResult;
import java.util.ArrayList;
import java.util.Collection;
/**
* Max memory profiler.
*/
public class GenesisMemoryProfiler implements InternalProfiler {
@Override
public void beforeIteration(BenchmarkParams benchmarkParams,
IterationParams iterationParams) {
}
@Override
public Collection<? extends Result> afterIteration(BenchmarkParams
benchmarkParams, IterationParams iterationParams, IterationResult
result) {
long totalHeap = Runtime.getRuntime().totalMemory();
Collection<ScalarResult> samples = new ArrayList<>();
samples.add(new ScalarResult("Max heap", totalHeap, "bytes",
AggregationPolicy.MAX));
return samples;
}
@Override
public String getDescription() {
return "Genesis Memory Profiler. Computes Max Memory used by a test.";
}
}