Examples with IncrementalIndex io.druid.segment.incremental.IncrementalIndex used on opensource projects

Example 56 with IncrementalIndex

use of io.druid.segment.incremental.IncrementalIndex in project druid by druid-io.

the class IndexMergeBenchmark method setup.

@Setup
public void setup() throws IOException {
    log.info("SETUP CALLED AT " + +System.currentTimeMillis());
    if (ComplexMetrics.getSerdeForType("hyperUnique") == null) {
        ComplexMetrics.registerSerde("hyperUnique", new HyperUniquesSerde(HyperLogLogHash.getDefault()));
    }
    indexesToMerge = new ArrayList<>();
    schemaInfo = BenchmarkSchemas.SCHEMA_MAP.get(schema);
    for (int i = 0; i < numSegments; i++) {
        BenchmarkDataGenerator gen = new BenchmarkDataGenerator(schemaInfo.getColumnSchemas(), RNG_SEED + i, schemaInfo.getDataInterval(), rowsPerSegment);
        IncrementalIndex incIndex = makeIncIndex();
        for (int j = 0; j < rowsPerSegment; j++) {
            InputRow row = gen.nextRow();
            if (j % 10000 == 0) {
                log.info(j + " rows generated.");
            }
            incIndex.add(row);
        }
        tmpDir = Files.createTempDir();
        log.info("Using temp dir: " + tmpDir.getAbsolutePath());
        File indexFile = INDEX_MERGER_V9.persist(incIndex, tmpDir, new IndexSpec());
        QueryableIndex qIndex = INDEX_IO.loadIndex(indexFile);
        indexesToMerge.add(qIndex);
    }
}

Example 57 with IncrementalIndex

use of io.druid.segment.incremental.IncrementalIndex in project druid by druid-io.

the class GroupByBenchmark method setup.

@Setup(Level.Trial)
public void setup() throws IOException {
    log.info("SETUP CALLED AT " + +System.currentTimeMillis());
    if (ComplexMetrics.getSerdeForType("hyperUnique") == null) {
        ComplexMetrics.registerSerde("hyperUnique", new HyperUniquesSerde(HyperLogLogHash.getDefault()));
    }
    executorService = Execs.multiThreaded(numProcessingThreads, "GroupByThreadPool[%d]");
    setupQueries();
    String[] schemaQuery = schemaAndQuery.split("\\.");
    String schemaName = schemaQuery[0];
    String queryName = schemaQuery[1];
    schemaInfo = BenchmarkSchemas.SCHEMA_MAP.get(schemaName);
    query = SCHEMA_QUERY_MAP.get(schemaName).get(queryName);
    final BenchmarkDataGenerator dataGenerator = new BenchmarkDataGenerator(schemaInfo.getColumnSchemas(), RNG_SEED + 1, schemaInfo.getDataInterval(), rowsPerSegment);
    tmpDir = Files.createTempDir();
    log.info("Using temp dir: %s", tmpDir.getAbsolutePath());
    // queryableIndexes   -> numSegments worth of on-disk segments
    // anIncrementalIndex -> the last incremental index
    anIncrementalIndex = null;
    queryableIndexes = new ArrayList<>(numSegments);
    for (int i = 0; i < numSegments; i++) {
        log.info("Generating rows for segment %d/%d", i + 1, numSegments);
        final IncrementalIndex index = makeIncIndex(schemaInfo.isWithRollup());
        for (int j = 0; j < rowsPerSegment; j++) {
            final InputRow row = dataGenerator.nextRow();
            if (j % 20000 == 0) {
                log.info("%,d/%,d rows generated.", i * rowsPerSegment + j, rowsPerSegment * numSegments);
            }
            index.add(row);
        }
        log.info("%,d/%,d rows generated, persisting segment %d/%d.", (i + 1) * rowsPerSegment, rowsPerSegment * numSegments, i + 1, numSegments);
        final File file = INDEX_MERGER_V9.persist(index, new File(tmpDir, String.valueOf(i)), new IndexSpec());
        queryableIndexes.add(INDEX_IO.loadIndex(file));
        if (i == numSegments - 1) {
            anIncrementalIndex = index;
        } else {
            index.close();
        }
    }
    StupidPool<ByteBuffer> bufferPool = new StupidPool<>("GroupByBenchmark-computeBufferPool", new OffheapBufferGenerator("compute", 250_000_000), 0, Integer.MAX_VALUE);
    // limit of 2 is required since we simulate both historical merge and broker merge in the same process
    BlockingPool<ByteBuffer> mergePool = new BlockingPool<>(new OffheapBufferGenerator("merge", 250_000_000), 2);
    final GroupByQueryConfig config = new GroupByQueryConfig() {

        @Override
        public String getDefaultStrategy() {
            return defaultStrategy;
        }

        @Override
        public int getBufferGrouperInitialBuckets() {
            return initialBuckets;
        }

        @Override
        public long getMaxOnDiskStorage() {
            return 1_000_000_000L;
        }
    };
    config.setSingleThreaded(false);
    config.setMaxIntermediateRows(Integer.MAX_VALUE);
    config.setMaxResults(Integer.MAX_VALUE);
    DruidProcessingConfig druidProcessingConfig = new DruidProcessingConfig() {

        @Override
        public int getNumThreads() {
            // Used by "v2" strategy for concurrencyHint
            return numProcessingThreads;
        }

        @Override
        public String getFormatString() {
            return null;
        }
    };
    final Supplier<GroupByQueryConfig> configSupplier = Suppliers.ofInstance(config);
    final GroupByStrategySelector strategySelector = new GroupByStrategySelector(configSupplier, new GroupByStrategyV1(configSupplier, new GroupByQueryEngine(configSupplier, bufferPool), QueryBenchmarkUtil.NOOP_QUERYWATCHER, bufferPool), new GroupByStrategyV2(druidProcessingConfig, configSupplier, bufferPool, mergePool, new ObjectMapper(new SmileFactory()), QueryBenchmarkUtil.NOOP_QUERYWATCHER));
    factory = new GroupByQueryRunnerFactory(strategySelector, new GroupByQueryQueryToolChest(strategySelector, QueryBenchmarkUtil.NoopIntervalChunkingQueryRunnerDecorator()));
}

Example 58 with IncrementalIndex

use of io.druid.segment.incremental.IncrementalIndex in project druid by druid-io.

the class SelectBenchmark method setup.

@Setup
public void setup() throws IOException {
    log.info("SETUP CALLED AT " + System.currentTimeMillis());
    if (ComplexMetrics.getSerdeForType("hyperUnique") == null) {
        ComplexMetrics.registerSerde("hyperUnique", new HyperUniquesSerde(HyperLogLogHash.getDefault()));
    }
    executorService = Execs.multiThreaded(numSegments, "SelectThreadPool");
    setupQueries();
    String[] schemaQuery = schemaAndQuery.split("\\.");
    String schemaName = schemaQuery[0];
    String queryName = schemaQuery[1];
    schemaInfo = BenchmarkSchemas.SCHEMA_MAP.get(schemaName);
    queryBuilder = SCHEMA_QUERY_MAP.get(schemaName).get(queryName);
    queryBuilder.pagingSpec(PagingSpec.newSpec(pagingThreshold));
    query = queryBuilder.build();
    incIndexes = new ArrayList<>();
    for (int i = 0; i < numSegments; i++) {
        BenchmarkDataGenerator gen = new BenchmarkDataGenerator(schemaInfo.getColumnSchemas(), RNG_SEED + i, schemaInfo.getDataInterval(), rowsPerSegment);
        IncrementalIndex incIndex = makeIncIndex();
        for (int j = 0; j < rowsPerSegment; j++) {
            InputRow row = gen.nextRow();
            if (j % 10000 == 0) {
                log.info(j + " rows generated.");
            }
            incIndex.add(row);
        }
        incIndexes.add(incIndex);
    }
    tmpDir = Files.createTempDir();
    log.info("Using temp dir: " + tmpDir.getAbsolutePath());
    qIndexes = new ArrayList<>();
    for (int i = 0; i < numSegments; i++) {
        File indexFile = INDEX_MERGER_V9.persist(incIndexes.get(i), tmpDir, new IndexSpec());
        QueryableIndex qIndex = INDEX_IO.loadIndex(indexFile);
        qIndexes.add(qIndex);
    }
    final Supplier<SelectQueryConfig> selectConfigSupplier = Suppliers.ofInstance(new SelectQueryConfig(true));
    factory = new SelectQueryRunnerFactory(new SelectQueryQueryToolChest(JSON_MAPPER, QueryBenchmarkUtil.NoopIntervalChunkingQueryRunnerDecorator(), selectConfigSupplier), new SelectQueryEngine(selectConfigSupplier), QueryBenchmarkUtil.NOOP_QUERYWATCHER);
}

Example 59 with IncrementalIndex

use of io.druid.segment.incremental.IncrementalIndex in project druid by druid-io.

the class EmptyIndexTest method testEmptyIndex.

@Test
public void testEmptyIndex() throws Exception {
    File tmpDir = File.createTempFile("emptyIndex", "");
    if (!tmpDir.delete()) {
        throw new IllegalStateException("tmp delete failed");
    }
    if (!tmpDir.mkdir()) {
        throw new IllegalStateException("tmp mkdir failed");
    }
    try {
        IncrementalIndex emptyIndex = new OnheapIncrementalIndex(0, Granularities.NONE, new AggregatorFactory[0], 1000);
        IncrementalIndexAdapter emptyIndexAdapter = new IncrementalIndexAdapter(new Interval("2012-08-01/P3D"), emptyIndex, new ConciseBitmapFactory());
        TestHelper.getTestIndexMerger().merge(Lists.<IndexableAdapter>newArrayList(emptyIndexAdapter), true, new AggregatorFactory[0], tmpDir, new IndexSpec());
        QueryableIndex emptyQueryableIndex = TestHelper.getTestIndexIO().loadIndex(tmpDir);
        Assert.assertEquals("getDimensionNames", 0, Iterables.size(emptyQueryableIndex.getAvailableDimensions()));
        Assert.assertEquals("getMetricNames", 0, Iterables.size(emptyQueryableIndex.getColumnNames()));
        Assert.assertEquals("getDataInterval", new Interval("2012-08-01/P3D"), emptyQueryableIndex.getDataInterval());
        Assert.assertEquals("getReadOnlyTimestamps", 0, emptyQueryableIndex.getColumn(Column.TIME_COLUMN_NAME).getLength());
    } finally {
        FileUtils.deleteDirectory(tmpDir);
    }
}

Example 60 with IncrementalIndex

use of io.druid.segment.incremental.IncrementalIndex in project druid by druid-io.

the class IndexBuilder method buildIncrementalIndexWithRows.

private static IncrementalIndex buildIncrementalIndexWithRows(IncrementalIndexSchema schema, int maxRows, Iterable<InputRow> rows) {
    Preconditions.checkNotNull(schema, "schema");
    final IncrementalIndex incrementalIndex = new OnheapIncrementalIndex(schema, true, maxRows);
    for (InputRow row : rows) {
        try {
            incrementalIndex.add(row);
        } catch (IndexSizeExceededException e) {
            throw Throwables.propagate(e);
        }
    }
    return incrementalIndex;
}