Package com.facebook.presto.operator

Examples of com.facebook.presto.operator.TaskStats

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        CpuTimer cpuTimer = new CpuTimer();
        execute(taskContext);
        CpuDuration executionTime = cpuTimer.elapsedTime();

        TaskStats taskStats = taskContext.getTaskStats();
        long inputRows = taskStats.getRawInputPositions();
        long inputBytes = taskStats.getRawInputDataSize().toBytes();
        long outputRows = taskStats.getOutputPositions();
        long outputBytes = taskStats.getOutputDataSize().toBytes();

        double inputMegaBytes = new DataSize(inputBytes, BYTE).getValue(MEGABYTE);

        return ImmutableMap.<String, Long>builder()
                // legacy computed values
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        List<ExecutionFailureInfo> failures = ImmutableList.of();
        if (state == TaskState.FAILED) {
            failures = toFailures(taskStateMachine.getFailureCauses());
        }

        TaskStats taskStats;
        Set<PlanNodeId> noMoreSplits;
        SqlTaskExecution taskExecution = taskHolder.getTaskExecution();
        if (taskExecution != null) {
            taskStats = taskExecution.getTaskContext().getTaskStats();
            noMoreSplits = taskExecution.getNoMoreSplits();
        }
        else {
            taskStats = new TaskStats(taskStateMachine.getCreatedTime());
            noMoreSplits = ImmutableSet.of();
        }

        // todo is the version number stuff good?
        return new TaskInfo(
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                }
                else {
                    runningTasks++;
                }

                TaskStats taskStats = taskInfo.getStats();

                totalDrivers += taskStats.getTotalDrivers();
                queuedDrivers += taskStats.getQueuedDrivers();
                runningDrivers += taskStats.getRunningDrivers();
                completedDrivers += taskStats.getCompletedDrivers();

                totalMemoryReservation += taskStats.getMemoryReservation().toBytes();

                totalScheduledTime += taskStats.getTotalScheduledTime().roundTo(NANOSECONDS);
                totalCpuTime += taskStats.getTotalCpuTime().roundTo(NANOSECONDS);
                totalUserTime += taskStats.getTotalUserTime().roundTo(NANOSECONDS);
                totalBlockedTime += taskStats.getTotalBlockedTime().roundTo(NANOSECONDS);

                rawInputDataSize += taskStats.getRawInputDataSize().toBytes();
                rawInputPositions += taskStats.getRawInputPositions();

                processedInputDataSize += taskStats.getProcessedInputDataSize().toBytes();
                processedInputPositions += taskStats.getProcessedInputPositions();

                outputDataSize += taskStats.getOutputDataSize().toBytes();
                outputPositions += taskStats.getOutputPositions();
            }

            StageStats stageStats = new StageStats(
                    schedulingComplete.get(),
                    getSplitDistribution.snapshot(),
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                {
                    return new BufferInfo(outputId, false, 0, 0);
                }
            }));

            TaskStats taskStats = new TaskContext(taskId, executor, session).getTaskStats();

            taskInfo = new StateMachine<>("task " + taskId, executor, new TaskInfo(
                    taskId,
                    TaskInfo.MIN_VERSION,
                    TaskState.PLANNED,
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                if (!stage.getSubStages().isEmpty()) {
                    continue;
                }

                for (TaskInfo taskInfo : stage.getTasks()) {
                    TaskStats taskStats = taskInfo.getStats();

                    DateTime firstStartTime = taskStats.getFirstStartTime();
                    if (firstStartTime != null) {
                        firstTaskStartTime = Math.min(firstStartTime.getMillis(), firstTaskStartTime);
                    }

                    DateTime lastStartTime = taskStats.getLastStartTime();
                    if (lastStartTime != null) {
                        lastTaskStartTime = Math.max(lastStartTime.getMillis(), lastTaskStartTime);
                    }

                    DateTime endTime = taskStats.getEndTime();
                    if (endTime != null) {
                        lastTaskEndTime = Math.max(endTime.getMillis(), lastTaskEndTime);
                    }
                }
            }
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                {
                    return new BufferInfo(outputId, false, 0, 0);
                }
            }));

            TaskStats taskStats = new TaskContext(taskId, executor, session).getTaskStats();

            taskInfo = new StateMachine<>("task " + taskId, executor, new TaskInfo(
                    taskId,
                    TaskInfo.MIN_VERSION,
                    TaskState.PLANNED,
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        CpuTimer cpuTimer = new CpuTimer();
        execute(taskContext);
        CpuDuration executionTime = cpuTimer.elapsedTime();

        TaskStats taskStats = taskContext.getTaskStats();
        long inputRows = taskStats.getRawInputPositions();
        long inputBytes = taskStats.getRawInputDataSize().toBytes();
        long outputRows = taskStats.getOutputPositions();
        long outputBytes = taskStats.getOutputDataSize().toBytes();

        double inputMegaBytes = new DataSize(inputBytes, BYTE).getValue(MEGABYTE);

        return ImmutableMap.<String, Long>builder()
                // legacy computed values
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                {
                    return new BufferInfo(outputId, false, 0, 0);
                }
            }));

            TaskStats taskStats = new TaskContext(taskId, executor, session).getTaskStats();

            taskInfo = new StateMachine<>("task " + taskId, executor, new TaskInfo(
                    taskId,
                    TaskInfo.MIN_VERSION,
                    TaskState.PLANNED,
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                {
                    return new BufferInfo(outputId, false, 0, 0);
                }
            }));

            TaskStats taskStats = new TaskContext(taskId, executor, session).getTaskStats();

            taskInfo = new StateMachine<>("task " + taskId, executor, new TaskInfo(
                    taskId,
                    TaskInfo.MIN_VERSION,
                    TaskState.PLANNED,
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    @Override
    public RecordCursor cursor()
    {
        Builder table = InMemoryRecordSet.builder(TASK_TABLE);
        for (TaskInfo taskInfo : taskManager.getAllTaskInfo()) {
            TaskStats stats = taskInfo.getStats();
            table.addRow(
                    nodeId,

                    taskInfo.getTaskId().toString(),
                    taskInfo.getTaskId().getStageId().toString(),
                    taskInfo.getTaskId().getQueryId().toString(),
                    taskInfo.getState().toString(),

                    (long) stats.getTotalDrivers(),
                    (long) stats.getQueuedDrivers(),
                    (long) stats.getRunningDrivers(),
                    (long) stats.getCompletedDrivers(),

                    toMillis(stats.getTotalScheduledTime()),
                    toMillis(stats.getTotalCpuTime()),
                    toMillis(stats.getTotalUserTime()),
                    toMillis(stats.getTotalBlockedTime()),

                    toBytes(stats.getRawInputDataSize()),
                    stats.getRawInputPositions(),

                    toBytes(stats.getProcessedInputDataSize()),
                    stats.getProcessedInputPositions(),

                    toBytes(stats.getOutputDataSize()),
                    stats.getOutputPositions(),

                    toTimeStamp(stats.getCreateTime()),
                    toTimeStamp(stats.getFirstStartTime()),
                    toTimeStamp(taskInfo.getLastHeartbeat()),
                    toTimeStamp(stats.getEndTime()));
        }
        return table.build().cursor();
    }
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Related Classes of com.facebook.presto.operator.TaskStats

  • com.facebook.presto.benchmark.AbstractOperatorBenchmark
  • com.facebook.presto.connector.system.TaskSystemTable
  • com.facebook.presto.event.query.QueryMonitor
  • com.facebook.presto.execution.SqlStageExecution
  • com.facebook.presto.execution.SqlTask
  • com.facebook.presto.server.HttpRemoteTask
  • io.airlift.units.DataSize
  • io.airlift.units.Duration
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