org.apache.hadoop.tools.rumen

类 ReduceTaskAttemptInfo

java.lang.Object

org.apache.hadoop.tools.rumen.TaskAttemptInfo

org.apache.hadoop.tools.rumen.ReduceTaskAttemptInfo

public class ReduceTaskAttemptInfo
extends TaskAttemptInfo

ReduceTaskAttemptInfo represents the information with regard to a reduce task attempt.

字段概要

从类继承的字段 org.apache.hadoop.tools.rumen.TaskAttemptInfo

state, taskInfo

构造器概要

构造器

构造器和说明
ReduceTaskAttemptInfo(TaskStatus.State state, TaskInfo taskInfo, long shuffleTime, long mergeTime, long reduceTime)

方法概要

方法

限定符和类型	方法和说明
long	getMergeRuntime() Get the runtime for the merge phase of the reduce task-attempt
long	getReduceRuntime() Get the runtime for the reduce phase of the reduce task-attempt.
long	getRuntime() Get the total runtime for the task-attempt.
long	getShuffleRuntime() Get the runtime for the shuffle phase of the reduce task-attempt.

从类继承的方法 org.apache.hadoop.tools.rumen.TaskAttemptInfo

getRunState, getTaskInfo

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

ReduceTaskAttemptInfo

public ReduceTaskAttemptInfo(TaskStatus.State state,
                     TaskInfo taskInfo,
                     long shuffleTime,
                     long mergeTime,
                     long reduceTime)

方法详细资料

getReduceRuntime

public long getReduceRuntime()

Get the runtime for the reduce phase of the reduce task-attempt.

返回:

the runtime for the reduce phase of the reduce task-attempt

getShuffleRuntime

public long getShuffleRuntime()

Get the runtime for the shuffle phase of the reduce task-attempt.

返回:

the runtime for the shuffle phase of the reduce task-attempt

getMergeRuntime

public long getMergeRuntime()

Get the runtime for the merge phase of the reduce task-attempt

返回:

the runtime for the merge phase of the reduce task-attempt

getRuntime

public long getRuntime()

从类复制的说明: TaskAttemptInfo

Get the total runtime for the task-attempt.

指定者:

getRuntime 在类中 TaskAttemptInfo

返回:

the total runtime for the task-attempt