org.apache.hadoop.mapred
Class ReduceTask.ReduceCopier.ShuffleClientMetrics
java.lang.Object
org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
- All Implemented Interfaces:
- org.apache.hadoop.metrics.Updater
- Enclosing class:
- ReduceTask.ReduceCopier<K,V>
public class ReduceTask.ReduceCopier.ShuffleClientMetrics
- extends java.lang.Object
- implements org.apache.hadoop.metrics.Updater
This class contains the methods that should be used for metrics-reporting
the specific metrics for shuffle. This class actually reports the
metrics for the shuffle client (the ReduceTask), and hence the name
ShuffleClientMetrics.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
inputBytes
public void inputBytes(long numBytes)
failedFetch
public void failedFetch()
successFetch
public void successFetch()
threadBusy
public void threadBusy()
threadFree
public void threadFree()
doUpdates
public void doUpdates(org.apache.hadoop.metrics.MetricsContext unused)
- Specified by:
doUpdates
in interface org.apache.hadoop.metrics.Updater
Copyright © 2009 The Apache Software Foundation