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Java 在内部使用的 CPU 数量最大

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cloud-manager
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适用于

  • OnCommandCloudManager (欧舒姆)

问题

  • Java 消耗的 CPU 资源超过 100% ,可能会导致这种情况 Server Communication Error

OCC 服务器通信错误 .png

 

  • 在 OCCM CLI 中,可以top使用以下命令确认问题:
 top - 10:27:29 up 3 days, 15:46, 1 user, load average: 6.27, 4.84, 3.98 Tasks: 193 total, 1 running, 192 sleeping, 0 stopped, 0 zombie %Cpu(s): 44.8 us, 12.1 sy, 0.0 ni, 43.1 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st KiB Mem : 8009036 total, 3930856 free, 2616308 used, 1461872 buff/cache KiB Swap: 4063228 total, 4063228 free, 0 used. 5134924 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 13028 root 20 0 5949636 2.1g 31288 S 226.7 27.0 22:31.61 java 1 root 20 0 193692 6720 4176 S 0.0 0.1 0:03.02 systemd 2 root 20 0 0 0 0 S 0.0 0.0 0:00.03 kthreadd 4 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kworker/0:0H 6 root 20 0 0 0 0 S 0.0 0.0 0:00.67 ksoftirqd/0 7 root rt 0 0 0 0 S 0.0 0.0 0:00.03 migration/0

 

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