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