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E9000 Server V100R001 HMM Alarm Handling 19

This document describes E9000 server alarms in terms of the meaning, impact on the system, possible causes, and solutions.
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Slot: Limit Exceeded (Minor, CPU Usage)

Slot: Limit Exceeded (Minor, CPU Usage)


Alarm message:

CPU usage over threshold

This alarm is generated when the CPU usage is higher than the upper limit.

This alarm is generated by the following sensor:

CPU Usage


Alarm ID

Alarm Severity

Auto Clear




Impact on the System

The system cannot call some processes, and system performance is affected.

Possible Causes

  • The number of ongoing processes in the system is large.
  • The CPU usage of a process is high.


  1. Start the task manager on the server, and check whether any processes can be stopped.

    • If yes, go to 2.
    • If no, go to 3.

  2. Stop the processes as required, and check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 3.

  3. Check whether a large number of unreleased services are running in the service system.

    • If yes, go to 4.
    • If no, go to 5.

  4. Increase the threshold of the CPU usage sensor and check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to go to 5.

  5. On the HMM WebUI, choose System Management > Information Collection, and collect logs.
  6. Contact Huawei technical support.
Updated: 2018-08-16

Document ID: EDOC1000015902

Views: 193281

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