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