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