hello buildroot kubernetes world

pstree.txt

# pstree
systemd-+-dbus-daemon
        |-dockerd-+-containerd-+-7*[containerd-shim-+-pause]
        |         |            |                    `-9*[{containerd-shim}]]
        |         |            |-containerd-shim-+-etcd---10*[{etcd}]
        |         |            |                 `-9*[{containerd-shim}]
        |         |            |-containerd-shim-+-kube-apiserver---9*[{kube-apiserver}]
        |         |            |                 `-9*[{containerd-shim}]
        |         |            |-containerd-shim-+-kube-scheduler---8*[{kube-scheduler}]
        |         |            |                 `-9*[{containerd-shim}]
        |         |            |-containerd-shim-+-kube-controller---8*[{kube-controller}]
        |         |            |                 `-9*[{containerd-shim}]
        |         |            |-containerd-shim-+-pause
        |         |            |                 `-10*[{containerd-shim}]
        |         |            |-containerd-shim-+-kube-proxy---7*[{kube-proxy}]
        |         |            |                 `-9*[{containerd-shim}]
        |         |            |-containerd-shim-+-flanneld---9*[{flanneld}]
        |         |            |                 `-10*[{containerd-shim}]
        |         |            |-2*[containerd-shim-+-coredns---9*[{coredns}]]
        |         |            |                    `-9*[{containerd-shim}]]
        |         |            `-25*[{containerd}]
        |         `-17*[{dockerd}]
        |-haveged
        |-kubelet---14*[{kubelet}]
        |-sh---pstree
        |-sshd
        |-systemd-journal
        |-systemd-network
        |-systemd-resolve
        |-systemd-time-wa
        |-systemd-timesyn---{systemd-timesyn}
        `-systemd-udevd