In FusionInsight,What is the impact on system of ALM-12016 CPU Usage Exceeds the Threshold

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Service processes respond slowly or become unavailable.

Other related questions:
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,What is the possible cause for ALM-12016 CPU Usage Exceeds the Threshold
1. The alarm threshold or alarm smoothing times are incorrect. 2. CPU configuration cannot meet service requirements. The CPU usage reaches the upper limit.

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 impact on system of ALM-12018 Memory Usage Exceeds the Threshold
Service processes respond slowly or become unavailable.

In FusionInsight,What is the impact on system of ALM-12027 Host PID Usage Exceeds the Threshold
No PID is available for new processes and service processes are unavailable.

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