Examples with SlotNotFoundException org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException used on opensource projects

Example 6 with SlotNotFoundException

use of org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException in project flink by apache.

the class TaskExecutor method submitTask.

// ----------------------------------------------------------------------
// Task lifecycle RPCs
// ----------------------------------------------------------------------
@Override
public CompletableFuture<Acknowledge> submitTask(TaskDeploymentDescriptor tdd, JobMasterId jobMasterId, Time timeout) {
    try {
        final JobID jobId = tdd.getJobId();
        final ExecutionAttemptID executionAttemptID = tdd.getExecutionAttemptId();
        final JobTable.Connection jobManagerConnection = jobTable.getConnection(jobId).orElseThrow(() -> {
            final String message = "Could not submit task because there is no JobManager " + "associated for the job " + jobId + '.';
            log.debug(message);
            return new TaskSubmissionException(message);
        });
        if (!Objects.equals(jobManagerConnection.getJobMasterId(), jobMasterId)) {
            final String message = "Rejecting the task submission because the job manager leader id " + jobMasterId + " does not match the expected job manager leader id " + jobManagerConnection.getJobMasterId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
        if (!taskSlotTable.tryMarkSlotActive(jobId, tdd.getAllocationId())) {
            final String message = "No task slot allocated for job ID " + jobId + " and allocation ID " + tdd.getAllocationId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
        // re-integrate offloaded data:
        try {
            tdd.loadBigData(taskExecutorBlobService.getPermanentBlobService());
        } catch (IOException | ClassNotFoundException e) {
            throw new TaskSubmissionException("Could not re-integrate offloaded TaskDeploymentDescriptor data.", e);
        }
        // deserialize the pre-serialized information
        final JobInformation jobInformation;
        final TaskInformation taskInformation;
        try {
            jobInformation = tdd.getSerializedJobInformation().deserializeValue(getClass().getClassLoader());
            taskInformation = tdd.getSerializedTaskInformation().deserializeValue(getClass().getClassLoader());
        } catch (IOException | ClassNotFoundException e) {
            throw new TaskSubmissionException("Could not deserialize the job or task information.", e);
        }
        if (!jobId.equals(jobInformation.getJobId())) {
            throw new TaskSubmissionException("Inconsistent job ID information inside TaskDeploymentDescriptor (" + tdd.getJobId() + " vs. " + jobInformation.getJobId() + ")");
        }
        TaskManagerJobMetricGroup jobGroup = taskManagerMetricGroup.addJob(jobInformation.getJobId(), jobInformation.getJobName());
        // note that a pre-existing job group can NOT be closed concurrently - this is done by
        // the same TM thread in removeJobMetricsGroup
        TaskMetricGroup taskMetricGroup = jobGroup.addTask(taskInformation.getJobVertexId(), tdd.getExecutionAttemptId(), taskInformation.getTaskName(), tdd.getSubtaskIndex(), tdd.getAttemptNumber());
        InputSplitProvider inputSplitProvider = new RpcInputSplitProvider(jobManagerConnection.getJobManagerGateway(), taskInformation.getJobVertexId(), tdd.getExecutionAttemptId(), taskManagerConfiguration.getRpcTimeout());
        final TaskOperatorEventGateway taskOperatorEventGateway = new RpcTaskOperatorEventGateway(jobManagerConnection.getJobManagerGateway(), executionAttemptID, (t) -> runAsync(() -> failTask(executionAttemptID, t)));
        TaskManagerActions taskManagerActions = jobManagerConnection.getTaskManagerActions();
        CheckpointResponder checkpointResponder = jobManagerConnection.getCheckpointResponder();
        GlobalAggregateManager aggregateManager = jobManagerConnection.getGlobalAggregateManager();
        LibraryCacheManager.ClassLoaderHandle classLoaderHandle = jobManagerConnection.getClassLoaderHandle();
        ResultPartitionConsumableNotifier resultPartitionConsumableNotifier = jobManagerConnection.getResultPartitionConsumableNotifier();
        PartitionProducerStateChecker partitionStateChecker = jobManagerConnection.getPartitionStateChecker();
        final TaskLocalStateStore localStateStore = localStateStoresManager.localStateStoreForSubtask(jobId, tdd.getAllocationId(), taskInformation.getJobVertexId(), tdd.getSubtaskIndex());
        // TODO: Pass config value from user program and do overriding here.
        final StateChangelogStorage<?> changelogStorage;
        try {
            changelogStorage = changelogStoragesManager.stateChangelogStorageForJob(jobId, taskManagerConfiguration.getConfiguration(), jobGroup);
        } catch (IOException e) {
            throw new TaskSubmissionException(e);
        }
        final JobManagerTaskRestore taskRestore = tdd.getTaskRestore();
        final TaskStateManager taskStateManager = new TaskStateManagerImpl(jobId, tdd.getExecutionAttemptId(), localStateStore, changelogStorage, taskRestore, checkpointResponder);
        MemoryManager memoryManager;
        try {
            memoryManager = taskSlotTable.getTaskMemoryManager(tdd.getAllocationId());
        } catch (SlotNotFoundException e) {
            throw new TaskSubmissionException("Could not submit task.", e);
        }
        Task task = new Task(jobInformation, taskInformation, tdd.getExecutionAttemptId(), tdd.getAllocationId(), tdd.getSubtaskIndex(), tdd.getAttemptNumber(), tdd.getProducedPartitions(), tdd.getInputGates(), memoryManager, taskExecutorServices.getIOManager(), taskExecutorServices.getShuffleEnvironment(), taskExecutorServices.getKvStateService(), taskExecutorServices.getBroadcastVariableManager(), taskExecutorServices.getTaskEventDispatcher(), externalResourceInfoProvider, taskStateManager, taskManagerActions, inputSplitProvider, checkpointResponder, taskOperatorEventGateway, aggregateManager, classLoaderHandle, fileCache, taskManagerConfiguration, taskMetricGroup, resultPartitionConsumableNotifier, partitionStateChecker, getRpcService().getScheduledExecutor());
        taskMetricGroup.gauge(MetricNames.IS_BACK_PRESSURED, task::isBackPressured);
        log.info("Received task {} ({}), deploy into slot with allocation id {}.", task.getTaskInfo().getTaskNameWithSubtasks(), tdd.getExecutionAttemptId(), tdd.getAllocationId());
        boolean taskAdded;
        try {
            taskAdded = taskSlotTable.addTask(task);
        } catch (SlotNotFoundException | SlotNotActiveException e) {
            throw new TaskSubmissionException("Could not submit task.", e);
        }
        if (taskAdded) {
            task.startTaskThread();
            setupResultPartitionBookkeeping(tdd.getJobId(), tdd.getProducedPartitions(), task.getTerminationFuture());
            return CompletableFuture.completedFuture(Acknowledge.get());
        } else {
            final String message = "TaskManager already contains a task for id " + task.getExecutionId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
    } catch (TaskSubmissionException e) {
        return FutureUtils.completedExceptionally(e);
    }
}

Example 7 with SlotNotFoundException

use of org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException in project flink by apache.

the class TaskExecutor method freeSlotInternal.

private void freeSlotInternal(AllocationID allocationId, Throwable cause) {
    checkNotNull(allocationId);
    // information
    if (isRunning()) {
        log.debug("Free slot with allocation id {} because: {}", allocationId, cause.getMessage());
        try {
            final JobID jobId = taskSlotTable.getOwningJob(allocationId);
            final int slotIndex = taskSlotTable.freeSlot(allocationId, cause);
            slotAllocationSnapshotPersistenceService.deleteAllocationSnapshot(slotIndex);
            if (slotIndex != -1) {
                if (isConnectedToResourceManager()) {
                    // the slot was freed. Tell the RM about it
                    ResourceManagerGateway resourceManagerGateway = establishedResourceManagerConnection.getResourceManagerGateway();
                    resourceManagerGateway.notifySlotAvailable(establishedResourceManagerConnection.getTaskExecutorRegistrationId(), new SlotID(getResourceID(), slotIndex), allocationId);
                }
                if (jobId != null) {
                    closeJobManagerConnectionIfNoAllocatedResources(jobId);
                }
            }
        } catch (SlotNotFoundException e) {
            log.debug("Could not free slot for allocation id {}.", allocationId, e);
        }
        localStateStoresManager.releaseLocalStateForAllocationId(allocationId);
    } else {
        log.debug("Ignoring the freeing of slot {} because the TaskExecutor is shutting down.", allocationId);
    }
}

Example 8 with SlotNotFoundException

use of org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException in project flink-mirror by flink-ci.

the class MetricUtils method getUsedManagedMemory.

private static long getUsedManagedMemory(TaskSlotTable<?> taskSlotTable) {
    Set<AllocationID> activeTaskAllocationIds = taskSlotTable.getActiveTaskSlotAllocationIds();
    long usedMemory = 0L;
    for (AllocationID allocationID : activeTaskAllocationIds) {
        try {
            MemoryManager taskSlotMemoryManager = taskSlotTable.getTaskMemoryManager(allocationID);
            usedMemory += taskSlotMemoryManager.getMemorySize() - taskSlotMemoryManager.availableMemory();
        } catch (SlotNotFoundException e) {
            LOG.debug("The task slot {} is not present anymore and will be ignored in calculating the amount of used memory.", allocationID);
        }
    }
    return usedMemory;
}

Example 9 with SlotNotFoundException

use of org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException in project flink-mirror by flink-ci.

the class TaskExecutor method submitTask.

// ----------------------------------------------------------------------
// Task lifecycle RPCs
// ----------------------------------------------------------------------
@Override
public CompletableFuture<Acknowledge> submitTask(TaskDeploymentDescriptor tdd, JobMasterId jobMasterId, Time timeout) {
    try {
        final JobID jobId = tdd.getJobId();
        final ExecutionAttemptID executionAttemptID = tdd.getExecutionAttemptId();
        final JobTable.Connection jobManagerConnection = jobTable.getConnection(jobId).orElseThrow(() -> {
            final String message = "Could not submit task because there is no JobManager " + "associated for the job " + jobId + '.';
            log.debug(message);
            return new TaskSubmissionException(message);
        });
        if (!Objects.equals(jobManagerConnection.getJobMasterId(), jobMasterId)) {
            final String message = "Rejecting the task submission because the job manager leader id " + jobMasterId + " does not match the expected job manager leader id " + jobManagerConnection.getJobMasterId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
        if (!taskSlotTable.tryMarkSlotActive(jobId, tdd.getAllocationId())) {
            final String message = "No task slot allocated for job ID " + jobId + " and allocation ID " + tdd.getAllocationId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
        // re-integrate offloaded data:
        try {
            tdd.loadBigData(taskExecutorBlobService.getPermanentBlobService());
        } catch (IOException | ClassNotFoundException e) {
            throw new TaskSubmissionException("Could not re-integrate offloaded TaskDeploymentDescriptor data.", e);
        }
        // deserialize the pre-serialized information
        final JobInformation jobInformation;
        final TaskInformation taskInformation;
        try {
            jobInformation = tdd.getSerializedJobInformation().deserializeValue(getClass().getClassLoader());
            taskInformation = tdd.getSerializedTaskInformation().deserializeValue(getClass().getClassLoader());
        } catch (IOException | ClassNotFoundException e) {
            throw new TaskSubmissionException("Could not deserialize the job or task information.", e);
        }
        if (!jobId.equals(jobInformation.getJobId())) {
            throw new TaskSubmissionException("Inconsistent job ID information inside TaskDeploymentDescriptor (" + tdd.getJobId() + " vs. " + jobInformation.getJobId() + ")");
        }
        TaskManagerJobMetricGroup jobGroup = taskManagerMetricGroup.addJob(jobInformation.getJobId(), jobInformation.getJobName());
        // note that a pre-existing job group can NOT be closed concurrently - this is done by
        // the same TM thread in removeJobMetricsGroup
        TaskMetricGroup taskMetricGroup = jobGroup.addTask(taskInformation.getJobVertexId(), tdd.getExecutionAttemptId(), taskInformation.getTaskName(), tdd.getSubtaskIndex(), tdd.getAttemptNumber());
        InputSplitProvider inputSplitProvider = new RpcInputSplitProvider(jobManagerConnection.getJobManagerGateway(), taskInformation.getJobVertexId(), tdd.getExecutionAttemptId(), taskManagerConfiguration.getRpcTimeout());
        final TaskOperatorEventGateway taskOperatorEventGateway = new RpcTaskOperatorEventGateway(jobManagerConnection.getJobManagerGateway(), executionAttemptID, (t) -> runAsync(() -> failTask(executionAttemptID, t)));
        TaskManagerActions taskManagerActions = jobManagerConnection.getTaskManagerActions();
        CheckpointResponder checkpointResponder = jobManagerConnection.getCheckpointResponder();
        GlobalAggregateManager aggregateManager = jobManagerConnection.getGlobalAggregateManager();
        LibraryCacheManager.ClassLoaderHandle classLoaderHandle = jobManagerConnection.getClassLoaderHandle();
        ResultPartitionConsumableNotifier resultPartitionConsumableNotifier = jobManagerConnection.getResultPartitionConsumableNotifier();
        PartitionProducerStateChecker partitionStateChecker = jobManagerConnection.getPartitionStateChecker();
        final TaskLocalStateStore localStateStore = localStateStoresManager.localStateStoreForSubtask(jobId, tdd.getAllocationId(), taskInformation.getJobVertexId(), tdd.getSubtaskIndex());
        // TODO: Pass config value from user program and do overriding here.
        final StateChangelogStorage<?> changelogStorage;
        try {
            changelogStorage = changelogStoragesManager.stateChangelogStorageForJob(jobId, taskManagerConfiguration.getConfiguration(), jobGroup);
        } catch (IOException e) {
            throw new TaskSubmissionException(e);
        }
        final JobManagerTaskRestore taskRestore = tdd.getTaskRestore();
        final TaskStateManager taskStateManager = new TaskStateManagerImpl(jobId, tdd.getExecutionAttemptId(), localStateStore, changelogStorage, taskRestore, checkpointResponder);
        MemoryManager memoryManager;
        try {
            memoryManager = taskSlotTable.getTaskMemoryManager(tdd.getAllocationId());
        } catch (SlotNotFoundException e) {
            throw new TaskSubmissionException("Could not submit task.", e);
        }
        Task task = new Task(jobInformation, taskInformation, tdd.getExecutionAttemptId(), tdd.getAllocationId(), tdd.getSubtaskIndex(), tdd.getAttemptNumber(), tdd.getProducedPartitions(), tdd.getInputGates(), memoryManager, taskExecutorServices.getIOManager(), taskExecutorServices.getShuffleEnvironment(), taskExecutorServices.getKvStateService(), taskExecutorServices.getBroadcastVariableManager(), taskExecutorServices.getTaskEventDispatcher(), externalResourceInfoProvider, taskStateManager, taskManagerActions, inputSplitProvider, checkpointResponder, taskOperatorEventGateway, aggregateManager, classLoaderHandle, fileCache, taskManagerConfiguration, taskMetricGroup, resultPartitionConsumableNotifier, partitionStateChecker, getRpcService().getScheduledExecutor());
        taskMetricGroup.gauge(MetricNames.IS_BACK_PRESSURED, task::isBackPressured);
        log.info("Received task {} ({}), deploy into slot with allocation id {}.", task.getTaskInfo().getTaskNameWithSubtasks(), tdd.getExecutionAttemptId(), tdd.getAllocationId());
        boolean taskAdded;
        try {
            taskAdded = taskSlotTable.addTask(task);
        } catch (SlotNotFoundException | SlotNotActiveException e) {
            throw new TaskSubmissionException("Could not submit task.", e);
        }
        if (taskAdded) {
            task.startTaskThread();
            setupResultPartitionBookkeeping(tdd.getJobId(), tdd.getProducedPartitions(), task.getTerminationFuture());
            return CompletableFuture.completedFuture(Acknowledge.get());
        } else {
            final String message = "TaskManager already contains a task for id " + task.getExecutionId() + '.';
            log.debug(message);
            throw new TaskSubmissionException(message);
        }
    } catch (TaskSubmissionException e) {
        return FutureUtils.completedExceptionally(e);
    }
}

Example 10 with SlotNotFoundException

use of org.apache.flink.runtime.taskexecutor.slot.SlotNotFoundException in project flink-mirror by flink-ci.

the class TaskExecutor method disconnectJobManagerConnection.

private void disconnectJobManagerConnection(JobTable.Connection jobManagerConnection, Exception cause) {
    final JobID jobId = jobManagerConnection.getJobId();
    if (log.isDebugEnabled()) {
        log.debug("Close JobManager connection for job {}.", jobId, cause);
    } else {
        log.info("Close JobManager connection for job {}.", jobId);
    }
    // 1. fail tasks running under this JobID
    Iterator<Task> tasks = taskSlotTable.getTasks(jobId);
    final FlinkException failureCause = new FlinkException(String.format("Disconnect from JobManager responsible for %s.", jobId), cause);
    while (tasks.hasNext()) {
        tasks.next().failExternally(failureCause);
    }
    // 2. Move the active slots to state allocated (possible to time out again)
    Set<AllocationID> activeSlotAllocationIDs = taskSlotTable.getActiveTaskSlotAllocationIdsPerJob(jobId);
    final FlinkException freeingCause = new FlinkException("Slot could not be marked inactive.");
    for (AllocationID activeSlotAllocationID : activeSlotAllocationIDs) {
        try {
            if (!taskSlotTable.markSlotInactive(activeSlotAllocationID, taskManagerConfiguration.getSlotTimeout())) {
                freeSlotInternal(activeSlotAllocationID, freeingCause);
            }
        } catch (SlotNotFoundException e) {
            log.debug("Could not mark the slot {} inactive.", activeSlotAllocationID, e);
        }
    }
    // 3. Disassociate from the JobManager
    try {
        jobManagerHeartbeatManager.unmonitorTarget(jobManagerConnection.getResourceId());
        disassociateFromJobManager(jobManagerConnection, cause);
    } catch (IOException e) {
        log.warn("Could not properly disassociate from JobManager {}.", jobManagerConnection.getJobManagerGateway().getAddress(), e);
    }
    jobManagerConnection.disconnect();
}