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Troubleshooting system management
This section provides troubleshooting information for common system management problems.
High CPU utilization
Symptom
The sustained CPU utilization of the device is over 80%.
Troubleshooting flowchart
Figure 12 Troubleshooting high CPU utilization
Solution
To resolve the problem:
1. Identify the job that has a high CPU utilization.
For Release 22xx, enter the hide view first. For Release 2307 or later, enter the probe view first.
The following example was created in probe view.
[Sysname-probe] display process cpu slot 1
CPU utilization in 5 secs: 3.7%; 1 min: 3.1%; 5 mins: 3.8%
JID 5Sec 1Min 5Min Name
1 0.0% 0.0% 0.0% scmd
2 0.0% 0.0% 0.0% [kthreadd]
3 0.0% 0.0% 0.0% [migration/0]
4 0.0% 0.0% 0.0% [ksoftirqd/0]
5 0.0% 0.0% 0.0% [watchdog/0]
Identify the job that has a
high CPU utilization
Display the job’s stack
Save diagnostic information
High CPU utilization
Contact the support
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