Package org.apache.hadoop.hdfs.server.common

Class MetricsLoggerTask

java.lang.Object

org.apache.hadoop.hdfs.server.common.MetricsLoggerTask

All Implemented Interfaces:

Runnable

public class MetricsLoggerTask
extends Object
implements Runnable

MetricsLoggerTask can be used as utility to dump metrics to log.

Field Summary

Fields

Modifier and Type	Field	Description
static final org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor	Description
MetricsLoggerTask(String metricsLog, String nodeName, short maxLogLineLength)

Method Summary

Modifier and Type	Method	Description
void	run()	Write metrics to the metrics appender when invoked.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOG

public static final org.slf4j.Logger LOG

Constructor Details

MetricsLoggerTask

public MetricsLoggerTask(String metricsLog,
 String nodeName,
 short maxLogLineLength)

Method Details

run

public void run()

Write metrics to the metrics appender when invoked.

Specified by:

run in interface Runnable