Examples with KinesisDataSourceMetadata org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata used on opensource projects

Example 1 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisor method createDataSourceMetadataWithClosedOrExpiredPartitions.

private SeekableStreamDataSourceMetadata<String, String> createDataSourceMetadataWithClosedOrExpiredPartitions(SeekableStreamDataSourceMetadata<String, String> currentMetadata, Set<String> terminatedPartitionIds, String terminationMarker) {
    final KinesisDataSourceMetadata dataSourceMetadata = (KinesisDataSourceMetadata) currentMetadata;
    SeekableStreamSequenceNumbers<String, String> old = dataSourceMetadata.getSeekableStreamSequenceNumbers();
    Map<String, String> oldPartitionSequenceNumberMap = old.getPartitionSequenceNumberMap();
    Map<String, String> newPartitionSequenceNumberMap = new HashMap<>();
    for (Map.Entry<String, String> entry : oldPartitionSequenceNumberMap.entrySet()) {
        if (!terminatedPartitionIds.contains(entry.getKey())) {
            newPartitionSequenceNumberMap.put(entry.getKey(), entry.getValue());
        } else {
            newPartitionSequenceNumberMap.put(entry.getKey(), terminationMarker);
        }
    }
    SeekableStreamSequenceNumbers<String, String> newSequences;
    if (old instanceof SeekableStreamStartSequenceNumbers) {
        Set<String> oldExclusiveStartPartitions;
        Set<String> newExclusiveStartPartitions;
        newExclusiveStartPartitions = new HashSet<>();
        oldExclusiveStartPartitions = ((SeekableStreamStartSequenceNumbers<String, String>) old).getExclusivePartitions();
        for (String partitionId : oldExclusiveStartPartitions) {
            if (!terminatedPartitionIds.contains(partitionId)) {
                newExclusiveStartPartitions.add(partitionId);
            }
        }
        newSequences = new SeekableStreamStartSequenceNumbers<>(old.getStream(), null, newPartitionSequenceNumberMap, null, newExclusiveStartPartitions);
    } else {
        newSequences = new SeekableStreamEndSequenceNumbers<>(old.getStream(), null, newPartitionSequenceNumberMap, null);
    }
    return new KinesisDataSourceMetadata(newSequences);
}

Example 2 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testKillBadPartitionAssignment.

@Test
public void testKillBadPartitionAssignment() throws Exception {
    supervisor = getTestableSupervisor(1, 2, true, "PT1H", null, null);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(EasyMock.anyObject())).andReturn("100").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Task id1 = createKinesisIndexTask("id1", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID1, "0"), ImmutableSet.of()), new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID1, "12")), null, null);
    Task id2 = createKinesisIndexTask("id2", DATASOURCE, 1, new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "0"), ImmutableSet.of(SHARD_ID0)), new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "1")), null, null);
    Task id3 = createKinesisIndexTask("id3", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "0", SHARD_ID1, "0"), ImmutableSet.of(SHARD_ID0, SHARD_ID1)), new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "1", SHARD_ID1, "12")), null, null);
    Task id4 = createKinesisIndexTask("id4", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "0"), ImmutableSet.of(SHARD_ID0)), new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "1")), null, null);
    List<Task> existingTasks = ImmutableList.of(id1, id2, id3, id4);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(Collections.emptyList()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(existingTasks).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id1")).andReturn(Optional.of(TaskStatus.running("id1"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id2")).andReturn(Optional.of(TaskStatus.running("id2"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id3")).andReturn(Optional.of(TaskStatus.running("id3"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id4")).andReturn(Optional.of(TaskStatus.running("id4"))).anyTimes();
    EasyMock.expect(taskStorage.getTask("id1")).andReturn(Optional.of(id1)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id2")).andReturn(Optional.of(id2)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id3")).andReturn(Optional.of(id3)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id4")).andReturn(Optional.of(id4)).anyTimes();
    EasyMock.expect(taskClient.getStatusAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.NOT_STARTED)).anyTimes();
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(DateTimes.nowUtc())).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskClient.stopAsync("id3", false)).andReturn(Futures.immediateFuture(true));
    TreeMap<Integer, Map<String, String>> checkpoints1 = new TreeMap<>();
    checkpoints1.put(0, ImmutableMap.of(SHARD_ID1, "0"));
    TreeMap<Integer, Map<String, String>> checkpoints2 = new TreeMap<>();
    checkpoints2.put(0, ImmutableMap.of(SHARD_ID0, "0"));
    TreeMap<Integer, Map<String, String>> checkpoints4 = new TreeMap<>();
    checkpoints4.put(0, ImmutableMap.of(SHARD_ID0, "0"));
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("id1"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints1)).times(1);
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("id2"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints2)).times(1);
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("id4"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints4)).times(1);
    taskRunner.registerListener(EasyMock.anyObject(TaskRunnerListener.class), EasyMock.anyObject(Executor.class));
    taskQueue.shutdown("id4", "Task [%s] failed to return status, killing task", "id4");
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    verifyAll();
}

Example 3 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testNoInitialStateWithAutoScaleIn.

@Test
public void testNoInitialStateWithAutoScaleIn() throws Exception {
    HashMap<String, Object> autoScalerConfigMap = new HashMap<>();
    autoScalerConfigMap.put("enableTaskAutoScaler", true);
    autoScalerConfigMap.put("lagCollectionIntervalMillis", 500);
    autoScalerConfigMap.put("lagCollectionRangeMillis", 500);
    autoScalerConfigMap.put("scaleOutThreshold", 1000000);
    autoScalerConfigMap.put("triggerScaleOutFractionThreshold", 0.8);
    autoScalerConfigMap.put("scaleInThreshold", 0);
    autoScalerConfigMap.put("triggerScaleInFractionThreshold", 0.0);
    autoScalerConfigMap.put("scaleActionStartDelayMillis", 0);
    autoScalerConfigMap.put("scaleActionPeriodMillis", 100);
    autoScalerConfigMap.put("taskCountMax", 2);
    autoScalerConfigMap.put("taskCountMin", 1);
    autoScalerConfigMap.put("scaleInStep", 1);
    autoScalerConfigMap.put("scaleOutStep", 2);
    autoScalerConfigMap.put("minTriggerScaleActionFrequencyMillis", 1200000);
    AutoScalerConfig autoScalerConfig = OBJECT_MAPPER.convertValue(autoScalerConfigMap, AutoScalerConfig.class);
    supervisor = getTestableSupervisor(1, 2, true, "PT1H", null, null, false, null, null, autoScalerConfig);
    KinesisSupervisorSpec kinesisSupervisorSpec = supervisor.getKinesisSupervisorSpec();
    SupervisorTaskAutoScaler autoscaler = kinesisSupervisorSpec.createAutoscaler(supervisor);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Capture<KinesisIndexTask> captured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.absent()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of()).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskQueue.add(EasyMock.capture(captured))).andReturn(true).times(2);
    replayAll();
    int taskCountInit = supervisor.getIoConfig().getTaskCount();
    // when enable autoScaler the init taskCount will be equal to taskCountMin
    Assert.assertEquals(1, taskCountInit);
    supervisor.getIoConfig().setTaskCount(2);
    supervisor.start();
    int taskCountBeforeScale = supervisor.getIoConfig().getTaskCount();
    Assert.assertEquals(2, taskCountBeforeScale);
    autoscaler.start();
    supervisor.runInternal();
    verifyAll();
    Thread.sleep(1 * 1000);
    int taskCountAfterScale = supervisor.getIoConfig().getTaskCount();
    Assert.assertEquals(1, taskCountAfterScale);
}

Example 4 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testDiscoverExistingPublishingAndReadingTask.

@Test
public void testDiscoverExistingPublishingAndReadingTask() throws Exception {
    final TaskLocation location1 = new TaskLocation("testHost", 1234, -1);
    final TaskLocation location2 = new TaskLocation("testHost2", 145, -1);
    final DateTime startTime = DateTimes.nowUtc();
    final Map<String, Long> timeLag = ImmutableMap.of(SHARD_ID0, 100L, SHARD_ID1, 200L);
    supervisor = getTestableSupervisor(1, 1, true, "PT1H", null, null);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD1_PARTITION)).andReturn("12").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD0_PARTITION)).andReturn("1").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionsTimeLag(EasyMock.anyString(), EasyMock.anyObject())).andReturn(timeLag).atLeastOnce();
    Task id1 = createKinesisIndexTask("id1", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, "0", SHARD_ID0, "0"), ImmutableSet.of()), new SeekableStreamEndSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, SHARD_ID0, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER)), null, null);
    Task id2 = createKinesisIndexTask("id2", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1"), ImmutableSet.of(SHARD_ID0, SHARD_ID1)), new SeekableStreamEndSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, SHARD_ID0, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER)), null, null);
    Collection workItems = new ArrayList<>();
    workItems.add(new TestTaskRunnerWorkItem(id1, null, location1));
    workItems.add(new TestTaskRunnerWorkItem(id2, null, location2));
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(workItems).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of(id1, id2)).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id1")).andReturn(Optional.of(TaskStatus.running("id1"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id2")).andReturn(Optional.of(TaskStatus.running("id2"))).anyTimes();
    EasyMock.expect(taskStorage.getTask("id1")).andReturn(Optional.of(id1)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id2")).andReturn(Optional.of(id2)).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskClient.getStatusAsync("id1")).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.PUBLISHING));
    EasyMock.expect(taskClient.getStatusAsync("id2")).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.READING));
    EasyMock.expect(taskClient.getStartTimeAsync("id2")).andReturn(Futures.immediateFuture(startTime));
    EasyMock.expect(taskClient.getCurrentOffsetsAsync("id1", false)).andReturn(Futures.immediateFuture(ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1")));
    EasyMock.expect(taskClient.getEndOffsets("id1")).andReturn(ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1"));
    EasyMock.expect(taskClient.getCurrentOffsetsAsync("id2", false)).andReturn(Futures.immediateFuture(ImmutableMap.of(SHARD_ID1, "12", SHARD_ID0, "1")));
    taskRunner.registerListener(EasyMock.anyObject(TaskRunnerListener.class), EasyMock.anyObject(Executor.class));
    // since id1 is publishing, so getCheckpoints wouldn't be called for it
    TreeMap<Integer, Map<String, String>> checkpoints = new TreeMap<>();
    checkpoints.put(0, ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1"));
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("id2"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints)).times(1);
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    supervisor.updateCurrentAndLatestOffsets();
    SupervisorReport<KinesisSupervisorReportPayload> report = supervisor.getStatus();
    verifyAll();
    Assert.assertEquals(DATASOURCE, report.getId());
    KinesisSupervisorReportPayload payload = report.getPayload();
    Assert.assertEquals(DATASOURCE, payload.getDataSource());
    Assert.assertEquals(3600L, payload.getDurationSeconds());
    Assert.assertEquals(2, payload.getPartitions());
    Assert.assertEquals(1, payload.getReplicas());
    Assert.assertEquals(STREAM, payload.getStream());
    Assert.assertEquals(1, payload.getActiveTasks().size());
    Assert.assertEquals(1, payload.getPublishingTasks().size());
    Assert.assertEquals(SupervisorStateManager.BasicState.RUNNING, payload.getDetailedState());
    Assert.assertEquals(0, payload.getRecentErrors().size());
    TaskReportData activeReport = payload.getActiveTasks().get(0);
    TaskReportData publishingReport = payload.getPublishingTasks().get(0);
    Assert.assertEquals("id2", activeReport.getId());
    Assert.assertEquals(startTime, activeReport.getStartTime());
    Assert.assertEquals(ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1"), activeReport.getStartingOffsets());
    Assert.assertEquals(ImmutableMap.of(SHARD_ID1, "12", SHARD_ID0, "1"), activeReport.getCurrentOffsets());
    Assert.assertEquals(timeLag, activeReport.getLagMillis());
    Assert.assertEquals("id1", publishingReport.getId());
    Assert.assertEquals(ImmutableMap.of(SHARD_ID1, "0", SHARD_ID0, "0"), publishingReport.getStartingOffsets());
    Assert.assertEquals(ImmutableMap.of(SHARD_ID1, "2", SHARD_ID0, "1"), publishingReport.getCurrentOffsets());
}

Example 5 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testMultiTask.

@Test
public void testMultiTask() throws Exception {
    supervisor = getTestableSupervisor(1, 2, true, "PT1H", null, null);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Capture<KinesisIndexTask> captured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.absent()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of()).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskQueue.add(EasyMock.capture(captured))).andReturn(true).times(2);
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    verifyAll();
    KinesisIndexTask task1 = captured.getValues().get(0);
    Assert.assertEquals(1, task1.getIOConfig().getStartSequenceNumbers().getPartitionSequenceNumberMap().size());
    Assert.assertEquals(1, task1.getIOConfig().getEndSequenceNumbers().getPartitionSequenceNumberMap().size());
    Assert.assertEquals("0", task1.getIOConfig().getStartSequenceNumbers().getPartitionSequenceNumberMap().get(SHARD_ID1));
    Assert.assertEquals(KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, task1.getIOConfig().getEndSequenceNumbers().getPartitionSequenceNumberMap().get(SHARD_ID1));
    KinesisIndexTask task2 = captured.getValues().get(1);
    Assert.assertEquals(1, task2.getIOConfig().getStartSequenceNumbers().getPartitionSequenceNumberMap().size());
    Assert.assertEquals(1, task2.getIOConfig().getEndSequenceNumbers().getPartitionSequenceNumberMap().size());
    Assert.assertEquals("0", task2.getIOConfig().getStartSequenceNumbers().getPartitionSequenceNumberMap().get(SHARD_ID0));
    Assert.assertEquals(KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, task2.getIOConfig().getEndSequenceNumbers().getPartitionSequenceNumberMap().get(SHARD_ID0));
}