Package org.apache.druid.java.util.metrics

Class OshiSysMonitor

java.lang.Object

org.apache.druid.java.util.metrics.AbstractMonitor

org.apache.druid.java.util.metrics.FeedDefiningMonitor

org.apache.druid.java.util.metrics.OshiSysMonitor

All Implemented Interfaces:

Monitor

Direct Known Subclasses:

NoopOshiSysMonitor

public class OshiSysMonitor
extends FeedDefiningMonitor

SysMonitor implemented using oshi

Following stats are emitted:

• OshiSysMonitor.MemStats for Memory related metrics
• OshiSysMonitor.SwapStats for swap storage related metrics
• OshiSysMonitor.FsStats for File System related Metrics
• OshiSysMonitor.DiskStats for Disk level metrics
• OshiSysMonitor.NetStats for Network Interface and related metrics
• OshiSysMonitor.CpuStats for CPU usage and stats metrics
• OshiSysMonitor.SysStats for overall system metrics(uptime, avg load)
• OshiSysMonitor.TcpStats for TCP related metrics

Field Summary

Fields inherited from class org.apache.druid.java.util.metrics.FeedDefiningMonitor

DEFAULT_METRICS_FEED, feed

Constructor Summary

Constructors

Constructor	Description
OshiSysMonitor()
OshiSysMonitor(Map<String,String[]> dimensions)
OshiSysMonitor(Map<String,String[]> dimensions, String feed)
OshiSysMonitor(oshi.SystemInfo systemInfo)

Method Summary

Modifier and Type	Method	Description
boolean	doMonitor(ServiceEmitter emitter)
void	monitorCpuStats(ServiceEmitter emitter)
void	monitorDiskStats(ServiceEmitter emitter)
void	monitorFsStats(ServiceEmitter emitter)
void	monitorMemStats(ServiceEmitter emitter)
void	monitorNetStats(ServiceEmitter emitter)
void	monitorSwapStats(ServiceEmitter emitter)
void	monitorSysStats(ServiceEmitter emitter)
void	monitorTcpStats(ServiceEmitter emitter)

Methods inherited from class org.apache.druid.java.util.metrics.FeedDefiningMonitor

builder

Methods inherited from class org.apache.druid.java.util.metrics.AbstractMonitor

isStarted, monitor, start, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

OshiSysMonitor

public OshiSysMonitor()

OshiSysMonitor

public OshiSysMonitor(Map<String,String[]> dimensions)

OshiSysMonitor

public OshiSysMonitor(Map<String,String[]> dimensions,
                      String feed)

OshiSysMonitor

public OshiSysMonitor(oshi.SystemInfo systemInfo)

Method Detail

doMonitor

public boolean doMonitor(ServiceEmitter emitter)

Specified by:

doMonitor in class AbstractMonitor

monitorMemStats

public void monitorMemStats(ServiceEmitter emitter)

monitorSwapStats

public void monitorSwapStats(ServiceEmitter emitter)

monitorFsStats

public void monitorFsStats(ServiceEmitter emitter)

monitorDiskStats

public void monitorDiskStats(ServiceEmitter emitter)

monitorNetStats

public void monitorNetStats(ServiceEmitter emitter)

monitorCpuStats

public void monitorCpuStats(ServiceEmitter emitter)

monitorSysStats

public void monitorSysStats(ServiceEmitter emitter)

monitorTcpStats

public void monitorTcpStats(ServiceEmitter emitter)