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Kubelet

In this section we will take a look at kubelet.

Kubelet is the sole point of contact for the kubernetes cluster

  • The kubelet will create the pods on the nodes, the scheduler only decides which pods goes where.

    kubelet

Install kubelet

  • Kubeadm does not deploy kubelet by default. You must manually download and install it.

  • Download the kubelet binary from the kubernetes release pages kubelet. For example: To download kubelet v1.13.0, Run the below command.

    $ wget https://storage.googleapis.com/kubernetes-release/release/v1.13.0/bin/linux/amd64/kubelet
    
  • Extract it

  • Run it as a service

    kubelet1

View kubelet options

  • You can also see the running process and affective options by listing the process on worker node and searching for kubelet.

    $ ps -aux |grep kubelet
    

    kubelet2

K8s Reference Docs: