Package io.prestosql.execution.executor

Class TaskExecutor

  • @ThreadSafe
public class TaskExecutor
extends Object

    • Constructor Detail

      • TaskExecutor

        public TaskExecutor​(int runnerThreads,
                    int minDrivers,
                    int guaranteedNumberOfDriversPerTask,
                    int maximumNumberOfDriversPerTask,
                    com.google.common.base.Ticker ticker)

      • TaskExecutor

        public TaskExecutor​(int runnerThreads,
                    int minDrivers,
                    int guaranteedNumberOfDriversPerTask,
                    int maximumNumberOfDriversPerTask,
                    MultilevelSplitQueue splitQueue,
                    com.google.common.base.Ticker ticker)

      • TaskExecutor

        public TaskExecutor​(int runnerThreads,
                    int minDrivers,
                    int guaranteedNumberOfDriversPerTask,
                    int maximumNumberOfDriversPerTask,
                    EmbedVersion embedVersion,
                    MultilevelSplitQueue splitQueue,
                    com.google.common.base.Ticker ticker)

    • Method Detail

      • start

        @PostConstruct
public void start()

      • stop

        @PreDestroy
public void stop()

      • addTask

        public TaskHandle addTask​(TaskId taskId,
                          DoubleSupplier utilizationSupplier,
                          int initialSplitConcurrency,
                          io.airlift.units.Duration splitConcurrencyAdjustFrequency,
                          OptionalInt maxDriversPerTask)

      • removeTask

        public void removeTask​(TaskHandle taskHandle)

      • enqueueSplits

        public List<com.google.common.util.concurrent.ListenableFuture<?>> enqueueSplits​(TaskHandle taskHandle,
                                                                                 boolean intermediate,
                                                                                 List<? extends SplitRunner> taskSplits)

      • getTasks

        public int getTasks()

      • getRunnerThreads

        public int getRunnerThreads()

      • getMinimumNumberOfDrivers

        public int getMinimumNumberOfDrivers()

      • getTotalSplits

        public int getTotalSplits()

      • getIntermediateSplits

        public int getIntermediateSplits()

      • getWaitingSplits

        public int getWaitingSplits()

      • getRunningSplits

        public int getRunningSplits()

      • getBlockedSplits

        public int getBlockedSplits()

      • getCompletedTasksLevel0

        public long getCompletedTasksLevel0()

      • getCompletedTasksLevel1

        public long getCompletedTasksLevel1()

      • getCompletedTasksLevel2

        public long getCompletedTasksLevel2()

      • getCompletedTasksLevel3

        public long getCompletedTasksLevel3()

      • getCompletedTasksLevel4

        public long getCompletedTasksLevel4()

      • getCompletedSplitsLevel0

        public long getCompletedSplitsLevel0()

      • getCompletedSplitsLevel1

        public long getCompletedSplitsLevel1()

      • getCompletedSplitsLevel2

        public long getCompletedSplitsLevel2()

      • getCompletedSplitsLevel3

        public long getCompletedSplitsLevel3()

      • getCompletedSplitsLevel4

        public long getCompletedSplitsLevel4()

      • getRunningTasksLevel0

        public long getRunningTasksLevel0()

      • getRunningTasksLevel1

        public long getRunningTasksLevel1()

      • getRunningTasksLevel2

        public long getRunningTasksLevel2()

      • getRunningTasksLevel3

        public long getRunningTasksLevel3()

      • getRunningTasksLevel4

        public long getRunningTasksLevel4()

      • getSplitQueuedTime

        public io.airlift.stats.TimeStat getSplitQueuedTime()

      • getSplitWallTime

        public io.airlift.stats.TimeStat getSplitWallTime()

      • getBlockedQuantaWallTime

        public io.airlift.stats.TimeStat getBlockedQuantaWallTime()

      • getUnblockedQuantaWallTime

        public io.airlift.stats.TimeStat getUnblockedQuantaWallTime()

      • getLeafSplitScheduledTime

        public io.airlift.stats.TimeDistribution getLeafSplitScheduledTime()

      • getIntermediateSplitScheduledTime

        public io.airlift.stats.TimeDistribution getIntermediateSplitScheduledTime()

      • getLeafSplitWallTime

        public io.airlift.stats.TimeDistribution getLeafSplitWallTime()

      • getIntermediateSplitWallTime

        public io.airlift.stats.TimeDistribution getIntermediateSplitWallTime()

      • getLeafSplitWaitTime

        public io.airlift.stats.TimeDistribution getLeafSplitWaitTime()

      • getIntermediateSplitWaitTime

        public io.airlift.stats.TimeDistribution getIntermediateSplitWaitTime()

      • getLeafSplitCpuTime

        public io.airlift.stats.TimeDistribution getLeafSplitCpuTime()

      • getIntermediateSplitCpuTime

        public io.airlift.stats.TimeDistribution getIntermediateSplitCpuTime()

      • getGlobalScheduledTimeMicros

        public io.airlift.stats.CounterStat getGlobalScheduledTimeMicros()

      • getGlobalCpuTimeMicros

        public io.airlift.stats.CounterStat getGlobalCpuTimeMicros()

      • getMaxActiveSplitsInfo

        public String getMaxActiveSplitsInfo()

      • getRunAwaySplitCount

        public long getRunAwaySplitCount()

      • getProcessorExecutor

        public io.airlift.concurrent.ThreadPoolExecutorMBean getProcessorExecutor()