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