org.attribyte.essem.sysmon.linux

Class LoadAverage

java.lang.Object

org.attribyte.essem.sysmon.linux.LoadAverage

All Implemented Interfaces:

java.lang.Runnable

public class LoadAverage
extends java.lang.Object
implements java.lang.Runnable

Expose values supplied by /proc/loadavg as gauges.

Load averages are, "the number of jobs in the run queue (state R) or waiting for disk I/O (state D) averaged over 1, 5, and 15 minutes." - http://man7.org/linux/man-pages/man5/proc.5.html

Schedule an instance to run periodically to gather statistics.

See Also:

proc.5

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LoadAverage.CurrentLoadValues

Constructor Summary

Constructors

Constructor and Description
LoadAverage() Creates load average metrics.

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,Metric>	getMetrics()
void	run()
LoadAverage.CurrentLoadValues	values() Gets the current load values.

Methods inherited from class java.lang.Object

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

Constructor Detail

LoadAverage

public LoadAverage()
            throws java.io.IOException

Creates load average metrics.

Throws:

java.io.IOException - If load average metrics are unavailable.

Method Detail

run

public void run()

Specified by:

run in interface java.lang.Runnable

values

public LoadAverage.CurrentLoadValues values()

Gets the current load values.

Returns:

The load values.

getMetrics

public java.util.Map<java.lang.String,Metric> getMetrics()