org.apache.flink.runtime.webmonitor.threadinfo

类 JobVertexFlameGraphFactory

java.lang.Object

org.apache.flink.runtime.webmonitor.threadinfo.JobVertexFlameGraphFactory

public class JobVertexFlameGraphFactory
extends Object

Factory class for creating Flame Graph representations.

构造器概要

构造器

构造器和说明
JobVertexFlameGraphFactory()

方法概要

限定符和类型	方法和说明
static JobVertexFlameGraph	createFullFlameGraphFrom(JobVertexThreadInfoStats sample) Converts JobVertexThreadInfoStats into a FlameGraph.
static JobVertexFlameGraph	createOffCpuFlameGraph(JobVertexThreadInfoStats sample) Converts JobVertexThreadInfoStats into a FlameGraph representing blocked (Off-CPU) threads.
static JobVertexFlameGraph	createOnCpuFlameGraph(JobVertexThreadInfoStats sample) Converts JobVertexThreadInfoStats into a FlameGraph representing actively running (On-CPU) threads.

从类继承的方法 java.lang.Object

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

构造器详细资料

JobVertexFlameGraphFactory

public JobVertexFlameGraphFactory()

方法详细资料

createFullFlameGraphFrom

public static JobVertexFlameGraph createFullFlameGraphFrom(JobVertexThreadInfoStats sample)

Converts JobVertexThreadInfoStats into a FlameGraph.

参数:

sample - Thread details sample containing stack traces.

返回:

FlameGraph data structure

createOffCpuFlameGraph

public static JobVertexFlameGraph createOffCpuFlameGraph(JobVertexThreadInfoStats sample)

Converts JobVertexThreadInfoStats into a FlameGraph representing blocked (Off-CPU) threads.

Includes threads in states Thread.State.[TIMED_WAITING, BLOCKED, WAITING].

参数:

sample - Thread details sample containing stack traces.

返回:

FlameGraph data structure.

createOnCpuFlameGraph

public static JobVertexFlameGraph createOnCpuFlameGraph(JobVertexThreadInfoStats sample)

Converts JobVertexThreadInfoStats into a FlameGraph representing actively running (On-CPU) threads.

Includes threads in states Thread.State.[RUNNABLE, NEW].

参数:

sample - Thread details sample containing stack traces.

返回:

FlameGraph data structure