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| Class Summary | |
|---|---|
| InMemoryReader | IFile.InMemoryReader to read map-outputs present in-memory. |
| InMemoryWriter | |
| MergeManager | Usage. |
| Shuffle | Usage: Create instance, setInitialMemoryAllocated(long), run() |
| ShuffleHeader | Shuffle Header information that is sent by the TaskTracker and deciphered by the Fetcher thread of Reduce task |
| ShuffleInputEventHandler | |
| Exception Summary | |
|---|---|
| Shuffle.ShuffleError | |
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