CPU use is unexpectedly high

Unexpectedly high CPU use is usually the result of a process consuming a large percentage of available CPU cycles.

If you suspect high CPU use, complete the following steps.

1. In privileged EXEC mode, enter the show process cpu command to determine which process is causing the high CPU reading.
2. Shut down the corresponding interface or delete the configuration suspected of causing the high CPU use.

You might also find the following Linux commands helpful for locating high CPU usage. Run them for every VRF.

• tcpdump any
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