Performance-wise, maybe the image is optimized for KVM, leading to better throughput or lower latency compared to other virtualization methods. Features like acceleration for hardware offloading (like Intel VT-d, SR-IOV) might be enabled in the patched version to improve performance.
Compatibility with other Fortinet products like FortiManager, FortiAnalyzer, or FortiCloud. The patched image should integrate the same as the official build if FortiOS compatibility is maintained. fgtvm64kvmv721fbuild1254fortinetoutkvmqcow2 patched
Licensing is another aspect. Fortinet's licensing model for their VMs—does the patched image require a license? Probably yes, but since it's modified, there might be issues with activating the license through usual channels. Performance-wise, maybe the image is optimized for KVM,