jiankunking@ubuntu:~$ jstack 4463 |grep 1170 -A 30

"main" #1 prio=5 os_prio=0 tid=0x00007f5ca0009800 nid=0x1170 runnable [0x00007f5ca7cf8000]

java.lang.Thread.State: RUNNABLE

//注意这里 CPU占用高的地方

at com.jiankunking.cpu.cpuReaper.cpuReaper(cpuReaper.java:22)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:369)

at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:312)

at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:135)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:423)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1702)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:583)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502)

at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312)

at org.springframework.beans.factory.support.AbstractBeanFactory$$Lambda$73/761960786.getObject(Unknown Source)

at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228)

- locked <0x00000000ca217720> (a java.util.concurrent.ConcurrentHashMap)

at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310)

at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200)

at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:760)

at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868)

at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)

- locked <0x00000000ca1f6e28> (a java.lang.Object)

at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:752)

at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:388)

at org.springframework.boot.SpringApplication.run(SpringApplication.java:327)

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1246)

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1234)

at com.jiankunking.CpuMemOccupySimulateApplication.main(CpuMemOccupySimulateApplication.java:11)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)