| Package | Description | 
|---|---|
| org.apache.hadoop.hdfs.server.protocol | Package contains classes that allows HDFS to communicate information b/w
 DataNode and NameNode. | 
| Modifier and Type | Method and Description | 
|---|---|
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setBlocksReadPerSec(long rBlock) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setBlocksWrittenPerSec(long wBlock) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setBytesReadPerSec(long bReadPerSec) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setBytesWrittenPerSec(long bWrittenPerSec) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setReadTime(long rTime) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setTimestamp(long ts) | 
| DataNodeUsageReport.Builder | DataNodeUsageReport.Builder. setWriteTime(long wTime) | 
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