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