| Package | Description | 
|---|---|
| org.apache.hadoop.chukwa.datacollection | |
| org.apache.hadoop.chukwa.datacollection.agent | |
| org.apache.hadoop.chukwa.tools.backfilling | 
| Modifier and Type | Method and Description | 
|---|---|
| ChunkQueue | DataFactory. createEventQueue() | 
| ChunkQueue | DataFactory. getEventQueue() | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | MemLimitQueueAn event queue that blocks once a fixed upper limit of data is enqueued. | 
| class  | NonBlockingMemLimitQueueAn event queue that discards incoming chunks once a fixed upper limit of data
 is enqueued. | 
| class  | WaitingQueue | 
| Modifier and Type | Field and Description | 
|---|---|
| protected ChunkQueue | QueueToWriterConnector. chunkQueue | 
| protected ChunkQueue | BackfillingLoader. queue | 
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