Help Needed: Kubelet agent is consuming more CPU, how to debug and fix?

General Discussions
1

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Cluster information:

Kubernetes version: 1.25.11
Cloud being used: (put bare-metal if not on a public cloud) , its k8s on VM’s
Installation method: kubeadm
Host OS: RHEL 8.7
CNI and version: calico cni ( tigera operator)
CRI and version: 1.25

the linux top command shows, kubelet is the most cpu conusming process, but i dont know how to find out why kubelet is taking more CPU, i tried using top -H -p to list threads, but after that i am stuck …

Please help me here, I am new and learning

2

pls, help.

3

Kubelet actually does a lot of work. It’s hard to say, from your question, whether you are experiencing a bug or just normal.

4

Is there a way to find out ? At least to rule out due to disk, or other ?