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