Package | Description |
---|---|
org.apache.hadoop.mapred | |
org.apache.hadoop.mapreduce.task.reduce |
Modifier and Type | Method and Description |
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Task.CombineOutputCollector<K,V> |
ShuffleConsumerPlugin.Context.getCombineCollector() |
Constructor and Description |
---|
Context(TaskAttemptID reduceId,
JobConf jobConf,
org.apache.hadoop.fs.FileSystem localFS,
TaskUmbilicalProtocol umbilical,
org.apache.hadoop.fs.LocalDirAllocator localDirAllocator,
Reporter reporter,
org.apache.hadoop.io.compress.CompressionCodec codec,
Class<? extends Reducer> combinerClass,
Task.CombineOutputCollector<K,V> combineCollector,
Counters.Counter spilledRecordsCounter,
Counters.Counter reduceCombineInputCounter,
Counters.Counter shuffledMapsCounter,
Counters.Counter reduceShuffleBytes,
Counters.Counter failedShuffleCounter,
Counters.Counter mergedMapOutputsCounter,
TaskStatus status,
org.apache.hadoop.util.Progress copyPhase,
org.apache.hadoop.util.Progress mergePhase,
Task reduceTask,
MapOutputFile mapOutputFile,
Map<TaskAttemptID,MapOutputFile> localMapFiles) |
Constructor and Description |
---|
MergeManagerImpl(TaskAttemptID reduceId,
JobConf jobConf,
org.apache.hadoop.fs.FileSystem localFS,
org.apache.hadoop.fs.LocalDirAllocator localDirAllocator,
Reporter reporter,
org.apache.hadoop.io.compress.CompressionCodec codec,
Class<? extends Reducer> combinerClass,
Task.CombineOutputCollector<K,V> combineCollector,
Counters.Counter spilledRecordsCounter,
Counters.Counter reduceCombineInputCounter,
Counters.Counter mergedMapOutputsCounter,
ExceptionReporter exceptionReporter,
org.apache.hadoop.util.Progress mergePhase,
MapOutputFile mapOutputFile) |
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