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