EVE-NG is incredibly picky. If your folder isn't named correctly, the node won't show up. Folder Prefix: Your folder must start with a specific vendor prefix (e.g., firepower6- Inside the folder, the image file be renamed to a recognized format like virtioa.qcow2 4. Optimize for Speed and Space Large images eat disk space and slow down lab boots. Compression: You can shrink your base images using the qemu-img convert command with the
Alternatively, simply ensure the file is readable: eveng qemu images download better
Example C — Automate convert & deploy loop: EVE-NG is incredibly picky
| Problem | Better Solution | |---------|----------------| | Slow boot | Use virtioa (virtio‑scsi) instead of hda (IDE) | | Large disk usage | qemu-img convert -c -O qcow2 input.qcow2 compressed.qcow2 | | Multiple instances | One image folder + differencing disks (EVE‑NG does this automatically) | | No serial console | Add -serial mon:stdio or use .yml template with console: telnet | | Custom RAM/CPU | Edit node after creation → Advanced | Optimize for Speed and Space Large images eat