JBoss Community Archive (Read Only)

RHQ 4.9

JMX - Threading Service

Overview

Internal Name:

Threading

Description:

Information on threading in the VM

Singleton:

yes

Plugin:

JMX

Connection Settings

Name

Description

Required

Internal Name

Object Name

 

yes

objectName

Name Template

 

yes

nameTemplate

You must use the internal name to reference properties in Dynamic Group Definition expressions.

Metrics

Name

Type

Description

Internal Name

Thread Count

measurement

Number of active threads in the system

ThreadCount

Peak Thread Count

measurement

Peak count of active threads in the system

PeakThreadCount

Total Started Thread Count

measurement

Count of threads started since system start

TotalStartedThreadCount

Daemon Thread Count

measurement

Count of threads marked as daemons in the system

DaemonThreadCount

Suspended Thread Count

measurement

Count of suspended threads

SuspendedThreadCount

Deadlocked Thread Count

measurement

Count of threads that are deadlocked waiting to acquire object monitors. This is a CPU-time consuming metric.

DeadLockedThreadCount

You must use the internal name to reference traits in Dynamic Group Definition expressions.

Configuration Properties

Name

Description

Required

Internal Name

Thread Contention Monitoring Enabled

 

yes

ThreadContentionMonitoringEnabled

Thread Cpu Time Enabled

 

yes

ThreadCpuTimeEnabled

You must use the internal name to reference properties in Dynamic Group Definition expressions.

Operations

Name

Description

Reset Peak Thread Metrics

Reset the peak number of threads

Find Monitor Deadlocked Threads

Finds cycles of threads that are in deadlock waiting to acquire object monitors

Thread Dump

Returns a summary of all live threads, including both daemon and non-daemon threads

JBoss.org Content Archive (Read Only), exported from JBoss Community Documentation Editor at 2020-03-13 08:23:07 UTC, last content change 2013-09-18 19:43:18 UTC.