Examples with OperatorStats org.apache.drill.exec.ops.OperatorStats used on opensource projects

Example 6 with OperatorStats

use of org.apache.drill.exec.ops.OperatorStats in project drill by apache.

the class TestRecordIterator method testMarkResetIterator.

@Test
public void testMarkResetIterator(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(c);
    final String planStr = Files.toString(FileUtils.getResourceAsFile("/record/test_recorditerator.json"), Charsets.UTF_8);
    final PhysicalPlan plan = reader.readPhysicalPlan(planStr);
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
    final FragmentContext context = new FragmentContext(bitContext, BitControl.PlanFragment.getDefaultInstance(), connection, registry);
    final List<PhysicalOperator> operatorList = plan.getSortedOperators(false);
    SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) operatorList.iterator().next()));
    RecordBatch singleBatch = exec.getIncoming();
    PhysicalOperator dummyPop = operatorList.iterator().next();
    OpProfileDef def = new OpProfileDef(dummyPop.getOperatorId(), UserBitShared.CoreOperatorType.MOCK_SUB_SCAN_VALUE, OperatorUtilities.getChildCount(dummyPop));
    OperatorStats stats = exec.getContext().getStats().newOperatorStats(def, exec.getContext().getAllocator());
    RecordIterator iter = new RecordIterator(singleBatch, null, exec.getContext().newOperatorContext(dummyPop, stats), 0);
    List<ValueVector> vectors = null;
    // batche sizes
    // 1, 100, 10, 10000, 1, 1000
    // total = 11112
    // BATCH 1 : 1, starting outerposition: 0
    iter.next();
    assertFalse(iter.finished());
    assertEquals(1, iter.getTotalRecordCount());
    assertEquals(0, iter.getCurrentPosition());
    assertEquals(0, iter.getOuterPosition());
    assertEquals(1, iter.cachedBatches().size());
    vectors = Lists.newArrayList();
    for (VectorWrapper vw : iter) {
        vectors.add(vw.getValueVector());
    }
    // mark at position 0
    iter.mark();
    checkValues(vectors, 0);
    // BATCH 2: 100, starting outerposition: 1
    iter.next();
    assertFalse(iter.finished());
    assertEquals(101, iter.getTotalRecordCount(), 101);
    assertEquals(0, iter.getCurrentPosition());
    assertEquals(100, iter.getInnerRecordCount());
    assertEquals(1, iter.getOuterPosition());
    assertEquals(2, iter.cachedBatches().size());
    for (int i = 0; i < 100; i++) {
        checkValues(vectors, i);
        iter.next();
    }
    // BATCH 3 :10, starting outerposition: 101
    assertFalse(iter.finished());
    assertEquals(111, iter.getTotalRecordCount());
    assertEquals(0, iter.getCurrentPosition());
    assertEquals(10, iter.getInnerRecordCount());
    assertEquals(101, iter.getOuterPosition());
    assertEquals(3, iter.cachedBatches().size());
    for (int i = 0; i < 10; i++) {
        checkValues(vectors, i);
        iter.next();
    }
    // BATCH 4 : 10000, starting outerposition: 111
    assertFalse(iter.finished());
    assertEquals(10111, iter.getTotalRecordCount());
    assertEquals(0, iter.getCurrentPosition(), 0);
    assertEquals(10000, iter.getInnerRecordCount());
    assertEquals(111, iter.getOuterPosition());
    assertEquals(4, iter.cachedBatches().size());
    for (int i = 0; i < 10000; i++) {
        checkValues(vectors, i);
        iter.next();
    }
    // BATCH 5 : 1, starting outerposition: 10111
    assertFalse(iter.finished());
    assertEquals(10112, iter.getTotalRecordCount());
    assertEquals(0, iter.getCurrentPosition());
    assertEquals(1, iter.getInnerRecordCount());
    assertEquals(10111, iter.getOuterPosition());
    assertEquals(5, iter.cachedBatches().size());
    checkValues(vectors, 0);
    iter.next();
    // BATCH 6 : 1000, starting outerposition: 10112
    assertFalse(iter.finished());
    assertEquals(11112, iter.getTotalRecordCount());
    assertEquals(0, iter.getCurrentPosition());
    assertEquals(1000, iter.getInnerRecordCount());
    assertEquals(10112, iter.getOuterPosition());
    assertEquals(6, iter.cachedBatches().size());
    for (int i = 0; i < 1000; i++) {
        checkValues(vectors, i);
        iter.next();
    }
    assertTrue(iter.finished());
    assertEquals(6, iter.cachedBatches().size());
    // back to batch 1
    iter.reset();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(6, iter.cachedBatches().size());
    assertEquals(iter.getCurrentPosition(), 0);
    assertEquals(1, iter.getInnerRecordCount());
    checkValues(vectors, 0);
    iter.next();
    // mark start of batch 2
    iter.mark();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(5, iter.cachedBatches().size());
    assertEquals(iter.getCurrentPosition(), 0);
    assertEquals(100, iter.getInnerRecordCount());
    for (int i = 0; i < 100; i++) {
        iter.next();
    }
    // mark start of batch 3
    iter.mark();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(4, iter.cachedBatches().size());
    assertEquals(iter.getCurrentPosition(), 0);
    assertEquals(10, iter.getInnerRecordCount());
    for (int i = 0; i < 10; i++) {
        iter.next();
    }
    // jump into middle of largest batch #4.
    for (int i = 0; i < 5000; i++) {
        iter.next();
    }
    assertEquals(4, iter.cachedBatches().size());
    iter.mark();
    assertEquals(3, iter.cachedBatches().size());
    for (int i = 0; i < 5000; i++) {
        iter.next();
    }
    // mark start of batch 5
    iter.mark();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(2, iter.cachedBatches().size());
    assertEquals(iter.getCurrentPosition(), 0);
    assertEquals(1, iter.getInnerRecordCount());
    // move to last batch
    iter.next();
    // skip to the middle of last batch
    for (int i = 0; i < 500; i++) {
        iter.next();
    }
    checkValues(vectors, 499);
    checkValues(vectors, 500);
    iter.reset();
    checkValues(vectors, 0);
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(2, iter.cachedBatches().size());
    assertEquals(iter.getCurrentPosition(), 0);
    assertEquals(1, iter.getInnerRecordCount());
    // move to last batch
    iter.next();
    assertEquals(0, iter.getCurrentPosition());
    for (int i = 0; i < 500; i++) {
        iter.next();
    }
    // This should free 5th batch.
    iter.mark();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(1, iter.cachedBatches().size());
    assertEquals(500, iter.getCurrentPosition());
    assertEquals(1000, iter.getInnerRecordCount());
    // go to the end of iterator
    for (int i = 0; i < 500; i++) {
        iter.next();
    }
    assertTrue(iter.finished());
    iter.reset();
    assertFalse(iter.finished());
    assertEquals(iter.getTotalRecordCount(), 11112);
    assertEquals(1, iter.cachedBatches().size());
    assertEquals(500, iter.getCurrentPosition());
    assertEquals(1000, iter.getInnerRecordCount());
    iter.close();
    assertEquals(0, iter.cachedBatches().size());
}

Example 7 with OperatorStats

use of org.apache.drill.exec.ops.OperatorStats in project drill by apache.

the class TestDrillFileSystem method testIOStats.

@Test
public void testIOStats() throws Exception {
    DrillFileSystem dfs = null;
    InputStream is = null;
    Configuration conf = new Configuration();
    conf.set(FileSystem.FS_DEFAULT_NAME_KEY, FileSystem.DEFAULT_FS);
    OpProfileDef profileDef = new OpProfileDef(0, /*operatorId*/
    0, /*operatorType*/
    0);
    OperatorStats stats = new OperatorStats(profileDef, null);
    // start wait time method in OperatorStats expects the OperatorStats state to be in "processing"
    stats.startProcessing();
    try {
        dfs = new DrillFileSystem(conf, stats);
        is = dfs.open(new Path(tempFilePath));
        byte[] buf = new byte[8000];
        while (is.read(buf, 0, buf.length) != -1) {
        }
    } finally {
        stats.stopProcessing();
        if (is != null) {
            is.close();
        }
        if (dfs != null) {
            dfs.close();
        }
    }
    OperatorProfile operatorProfile = stats.getProfile();
    assertTrue("Expected wait time is non-zero, but got zero wait time", operatorProfile.getWaitNanos() > 0);
}