In FusionInsight,What is the possible cause for ALM-12016 CPU Usage Exceeds the Threshold

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1. The alarm threshold or alarm smoothing times are incorrect.
2. CPU configuration cannot meet service requirements. The CPU usage reaches the upper limit.

Other related questions:
In FusionInsight,What is the impact on system of ALM-12016 CPU Usage Exceeds the Threshold
Service processes respond slowly or become unavailable.

In FusionInsight,What time does ALM-12016 CPU Usage Exceeds the Threshold
The system checks the CPU usage every 30 seconds and compares the actual CPU usage with the threshold. The CPU usage has a default threshold. This alarm is generated when the CPU usage exceeds the threshold for several times (configurable, 10 times by default) consecutively.

In FusionInsight,how to resolve the alarm ALM-12016 CPU Usage Exceeds the Threshold?
http://support.huawei.com/ehedex/pages/DOC1000113260YEF0811N/04/DOC1000113260YEF0811N/04/resources/alarm/ALM-12016.html?ft=0&id=alm12016

In FusionInsight,What is the possible cause for ALM-12018 Memory Usage Exceeds the Threshold
1.Memory configuration cannot meet service requirements. The 2.memory usage reaches the upper limit.

In FusionInsight,What is the possible cause for ALM-12027 Host PID Usage Exceeds the Threshold
1.Too many processes are running on the node. You need to increase the value of pid_max. 2.The system is abnormal.

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