Package org.apache.spark.status

Class LiveEntityHelpers

Object

org.apache.spark.status.LiveEntityHelpers

public class LiveEntityHelpers
extends Object

Constructor Summary

Constructors

Constructor	Description
LiveEntityHelpers()

Method Summary

Modifier and Type	Method	Description
static TaskMetrics	addMetrics(TaskMetrics m1, TaskMetrics m2)	Add m2 values to m1.
static TaskMetrics	createMetrics(long default_)
static TaskMetrics	createMetrics(long executorDeserializeTime, long executorDeserializeCpuTime, long executorRunTime, long executorCpuTime, long resultSize, long jvmGcTime, long resultSerializationTime, long memoryBytesSpilled, long diskBytesSpilled, long peakExecutionMemory, long inputBytesRead, long inputRecordsRead, long outputBytesWritten, long outputRecordsWritten, long shuffleRemoteBlocksFetched, long shuffleLocalBlocksFetched, long shuffleFetchWaitTime, long shuffleRemoteBytesRead, long shuffleRemoteBytesReadToDisk, long shuffleLocalBytesRead, long shuffleRecordsRead, long shuffleCorruptMergedBlockChunks, long shuffleMergedFetchFallbackCount, long shuffleMergedRemoteBlocksFetched, long shuffleMergedLocalBlocksFetched, long shuffleMergedRemoteChunksFetched, long shuffleMergedLocalChunksFetched, long shuffleMergedRemoteBytesRead, long shuffleMergedLocalBytesRead, long shuffleRemoteReqsDuration, long shuffleMergedRemoteReqsDuration, long shuffleBytesWritten, long shuffleWriteTime, long shuffleRecordsWritten)
static TaskMetrics	makeNegative(TaskMetrics m)	Convert all the metric values to negative as well as handle zero values.
static scala.collection.immutable.Seq<AccumulableInfo>	newAccumulatorInfos(scala.collection.Iterable<AccumulableInfo> accums)
static TaskMetrics	subtractMetrics(TaskMetrics m1, TaskMetrics m2)	Subtract m2 values from m1.

Methods inherited from class java.lang.Object

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

Constructor Details

LiveEntityHelpers

public LiveEntityHelpers()

Method Details

newAccumulatorInfos

public static scala.collection.immutable.Seq<AccumulableInfo> newAccumulatorInfos(scala.collection.Iterable<AccumulableInfo> accums)

createMetrics

public static TaskMetrics createMetrics(long executorDeserializeTime,
 long executorDeserializeCpuTime,
 long executorRunTime,
 long executorCpuTime,
 long resultSize,
 long jvmGcTime,
 long resultSerializationTime,
 long memoryBytesSpilled,
 long diskBytesSpilled,
 long peakExecutionMemory,
 long inputBytesRead,
 long inputRecordsRead,
 long outputBytesWritten,
 long outputRecordsWritten,
 long shuffleRemoteBlocksFetched,
 long shuffleLocalBlocksFetched,
 long shuffleFetchWaitTime,
 long shuffleRemoteBytesRead,
 long shuffleRemoteBytesReadToDisk,
 long shuffleLocalBytesRead,
 long shuffleRecordsRead,
 long shuffleCorruptMergedBlockChunks,
 long shuffleMergedFetchFallbackCount,
 long shuffleMergedRemoteBlocksFetched,
 long shuffleMergedLocalBlocksFetched,
 long shuffleMergedRemoteChunksFetched,
 long shuffleMergedLocalChunksFetched,
 long shuffleMergedRemoteBytesRead,
 long shuffleMergedLocalBytesRead,
 long shuffleRemoteReqsDuration,
 long shuffleMergedRemoteReqsDuration,
 long shuffleBytesWritten,
 long shuffleWriteTime,
 long shuffleRecordsWritten)

createMetrics

public static TaskMetrics createMetrics(long default_)

addMetrics

public static TaskMetrics addMetrics(TaskMetrics m1,
 TaskMetrics m2)

Add m2 values to m1.

subtractMetrics

public static TaskMetrics subtractMetrics(TaskMetrics m1,
 TaskMetrics m2)

Subtract m2 values from m1.

makeNegative

public static TaskMetrics makeNegative(TaskMetrics m)

Convert all the metric values to negative as well as handle zero values. This method assumes that all the metric values are greater than or equal to zero

Parameters:

m - (undocumented)

Returns:

(undocumented)