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