services.moleculer.monitor

Class JmxMonitor

java.lang.Object

services.moleculer.monitor.Monitor

services.moleculer.monitor.JmxMonitor

public class JmxMonitor
extends Monitor

JMX-based System Monitor. SigarMonitor is more accurate than this monitor.

See Also:

SigarMonitor

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.management.ObjectName	name
protected javax.management.MBeanServer	server

Fields inherited from class services.moleculer.monitor.Monitor

cachedCPU, cachedPID, cacheTimeout, cpuDetectedAt, invalidMonitor, logger

Constructor Summary

Constructors

Constructor and Description
JmxMonitor()

Method Summary

Modifier and Type	Method and Description
protected long	detectPID() Returns the system CPU usage, in percents, between 0 and 100.
protected int	detectTotalCpuPercent() Returns the system CPU usage, in percents, between 0 and 100.

Methods inherited from class services.moleculer.monitor.Monitor

getPID, getTotalCpuPercent

Methods inherited from class java.lang.Object

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

Field Detail

server

protected javax.management.MBeanServer server

name

protected javax.management.ObjectName name

Constructor Detail

JmxMonitor

public JmxMonitor()

Method Detail

detectTotalCpuPercent

protected int detectTotalCpuPercent()
                             throws java.lang.Exception

Returns the system CPU usage, in percents, between 0 and 100.

Specified by:

detectTotalCpuPercent in class Monitor

Returns:

total CPU usage of the current OS

Throws:

java.lang.Exception - any I/O or missing DLL exception

detectPID

protected long detectPID()
                  throws java.lang.Exception

Returns the system CPU usage, in percents, between 0 and 100.

Specified by:

detectPID in class Monitor

Returns:

total CPU usage of the current OS

Throws:

java.lang.Exception - any I/O or missing DLL exception