7月 11 19:45:23 node1 systemd[1]: kubelet.service holdoff time over, scheduling restart. 7月 11 19:45:23 node1 systemd[1]: Stopped kubelet: The Kubernetes Node Agent. -- Subject: Unit kubelet.service has finished shutting down -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit kubelet.service has finished shutting down. 7月 11 19:45:23 node1 systemd[1]: Started kubelet: The Kubernetes Node Agent. -- Subject: Unit kubelet.service has finished start-up -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit kubelet.service has finished starting up. -- -- The start-up result is done. 7月 11 19:45:23 node1 kubelet[20812]: Flag --network-plugin has been deprecated, will be removed along with dockershim. 7月 11 19:45:23 node1 kubelet[20812]: Flag --network-plugin has been deprecated, will be removed along with dockershim. 7月 11 19:45:23 node1 kubelet[20812]: E0711 19:45:23.637280 20812 server.go:279] "Failed to construct kubelet dependencies" err="unable to load client CA file /etc/kubernetes/pki/ca.crt: open /etc/kubernetes/pki/ca.crt: no such file or directory" 7月 11 19:45:23 node1 systemd[1]: kubelet.service: main process exited, code=exited, status=1/FAILURE 7月 11 19:45:23 node1 systemd[1]: Unit kubelet.service entered failed state. 7月 11 19:45:23 node1 systemd[1]: kubelet.service failed.

这是一个关于 Kubernetes 的日志片段，它显示了 kubelet 服务的重启和失败信息。根据日志，kubelet 服务在启动时遇到了问题，因为无法找到 /etc/kubernetes/pki/ca.crt 文件。这个文件可能不存在或者路径配置不正确。导致 kubelet 服务无法成功启动。你可能需要检查配置文件和路径是否正确，并确保所需的证书文件存在。