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