리눅스설정 yt-dlp 쿠버네티스 인증서 ebpf nvidia-smi docker libvirt-vagrant x509 nvcc 도커 libvirt localGPT bpf_trace_printk ubuntu vagrant-libvirt klosedstack jaeger-ceph vagrant dns uprobe 도커 레지스트리 openvSwitch ceph-osd ovs bind9 kubeadm BPF ceph ovpn net-scripts