执行结果:
分析CPU占用最高的5个进程,取其中占用率超过30%的进程:
进程:16495 负载:212.5% 大于30%
进程:14670 负载:6.2% 小于30%,无需排查
进程:7750 负载:0.0% 小于30%,无需排查
进程:7210 负载:0.0% 小于30%,无需排查
进程:5779 负载:0.0% 小于30%,无需排查
分析CPU占用率超过30%的进程,其中CPU占用率超过20%的线程:
进程:16495 线程:16581 负载:99.9% 大于20%
进程:16495 线程:16577 负载:99.9% 大于20%
线程:16495 负载:6.7% 小于20%,无需排查
线程:16495 负载:0.0% 小于20%,无需排查
线程:16495 负载:0.0% 小于20%,无需排查
请打开cpu_result.log文件查看CPU高负载堆栈信息
>>>>>>>>>>>>>>>>高CPU线程(99.9%):
"org.springframework.kafka.KafkaListenerEndpointContainer#4-9-C-1" #80 prio=5 os_prio=0 tid=0x00007f5d15210800 nid=0x40c5 runnable [0x00007f5c834a9000]
java.lang.Thread.State: RUNNABLE
at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
- locked <0x00000000f2ca93a8> (a sun.nio.ch.Util3ドル)
- locked <0x00000000f2ca9398> (a java.util.Collections$UnmodifiableSet)
- locked <0x00000000f2ca9150> (a sun.nio.ch.EPollSelectorImpl)
at sun.nio.ch.SelectorImpl.selectNow(SelectorImpl.java:105)
at org.apache.kafka.common.network.Selector.select(Selector.java:672)
at org.apache.kafka.common.network.Selector.poll(Selector.java:396)
at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:460)
at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:258)
at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:230)
at org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:1164)
at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1111)
at org.springframework.kafka.listener.KafkaMessageListenerContainer$ListenerConsumer.run(KafkaMessageListenerContainer.java:654)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.lang.Thread.run(Thread.java:745)
