Examples with Benchmark org.openjdk.jmh.annotations.Benchmark used on opensource projects

Example 41 with Benchmark

use of org.openjdk.jmh.annotations.Benchmark in project presto by prestodb.

the class PageProcessorBenchmark method rowOriented.

@Benchmark
public Page rowOriented() {
    PageBuilder pageBuilder = new PageBuilder(types);
    int end = processor.process(null, inputPage, 0, inputPage.getPositionCount(), pageBuilder);
    return pageBuilder.build();
}

Example 42 with Benchmark

use of org.openjdk.jmh.annotations.Benchmark in project presto by prestodb.

the class BenchmarkOrcDecimalReader method readDecimal.

@Benchmark
public Object readDecimal(BenchmarkData data) throws Throwable {
    OrcRecordReader recordReader = data.createRecordReader();
    List<Block> blocks = new ArrayList<>();
    while (recordReader.nextBatch() > 0) {
        Block block = recordReader.readBlock(DECIMAL_TYPE, 0);
        blocks.add(block);
    }
    return blocks;
}

Example 43 with Benchmark

use of org.openjdk.jmh.annotations.Benchmark in project presto by prestodb.

the class BenchmarkPagesIndexPageSorter method runBenchmark.

@Benchmark
public int runBenchmark(BenchmarkData data) {
    PageSorter pageSorter = new PagesIndexPageSorter(new PagesIndex.TestingFactory());
    long[] addresses = pageSorter.sort(data.types, data.pages, data.sortChannels, nCopies(data.sortChannels.size(), ASC_NULLS_FIRST), 10_000);
    return addresses.length;
}

Example 44 with Benchmark

use of org.openjdk.jmh.annotations.Benchmark in project presto by prestodb.

the class BenchmarkNodeScheduler method benchmark.

@Benchmark
@OperationsPerInvocation(SPLITS)
public Object benchmark(BenchmarkData data) throws Throwable {
    List<RemoteTask> remoteTasks = ImmutableList.copyOf(data.getTaskMap().values());
    Iterator<MockRemoteTaskFactory.MockRemoteTask> finishingTask = Iterators.cycle(data.getTaskMap().values());
    Iterator<Split> splits = data.getSplits().iterator();
    Set<Split> batch = new HashSet<>();
    while (splits.hasNext() || !batch.isEmpty()) {
        Multimap<Node, Split> assignments = data.getNodeSelector().computeAssignments(batch, remoteTasks).getAssignments();
        for (Node node : assignments.keySet()) {
            MockRemoteTaskFactory.MockRemoteTask remoteTask = data.getTaskMap().get(node);
            remoteTask.addSplits(ImmutableMultimap.<PlanNodeId, Split>builder().putAll(new PlanNodeId("sourceId"), assignments.get(node)).build());
            remoteTask.startSplits(MAX_SPLITS_PER_NODE);
        }
        if (assignments.size() == batch.size()) {
            batch.clear();
        } else {
            batch.removeAll(assignments.values());
        }
        while (batch.size() < SPLIT_BATCH_SIZE && splits.hasNext()) {
            batch.add(splits.next());
        }
        finishingTask.next().finishSplits((int) Math.ceil(MAX_SPLITS_PER_NODE / 50.0));
    }
    return remoteTasks;
}

Example 45 with Benchmark

use of org.openjdk.jmh.annotations.Benchmark in project presto by prestodb.

the class BenchmarkGroupByHash method bigintGroupByHash.

@Benchmark
@OperationsPerInvocation(POSITIONS)
public Object bigintGroupByHash(SingleChannelBenchmarkData data) {
    GroupByHash groupByHash = new BigintGroupByHash(0, data.getHashEnabled(), EXPECTED_SIZE);
    data.getPages().forEach(groupByHash::addPage);
    ImmutableList.Builder<Page> pages = ImmutableList.builder();
    PageBuilder pageBuilder = new PageBuilder(groupByHash.getTypes());
    for (int groupId = 0; groupId < groupByHash.getGroupCount(); groupId++) {
        pageBuilder.declarePosition();
        groupByHash.appendValuesTo(groupId, pageBuilder, 0);
        if (pageBuilder.isFull()) {
            pages.add(pageBuilder.build());
            pageBuilder.reset();
        }
    }
    pages.add(pageBuilder.build());
    return pageBuilder.build();
}