| Feature | Status / Note | |--------|----------------| | | Requires a valid FortiGate VM license (hourly, annual, or perpetual). Unlicensed → limited to 1 CPU core, low throughput. | | KVM Version | Tested on RHEL/CentOS 7/8/9, Ubuntu 18.04+, Debian 10+. Use virt-manager or virsh . | | RAM | Minimum 2 GB, recommended 4–8 GB+ for full features. | | Disk Space | qcow2 grows from ~2 GB to many GB with logs/traffic. | | NIC Model | Use virtio (not e1000 or rtl8139 ). |
| Feature | QCOW2 | Raw | VMDK (VMware) | |---------|-------|-----|---------------| | Snapshots | ✅ | ❌ | Limited | | Sparse | ✅ | Manual | ✅ | | Compression | ✅ | ❌ | ❌ | | KVM performance | Excellent | Best | Good (converted) | fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2
: Set network adapters to VirtIO for best performance. 4. Initial Configuration Once the VM boots: Login : Use the default username admin with no password . | Feature | Status / Note | |--------|----------------|
Set cache=none or cache=writeback depending on I/O workload. Use virt-manager or virsh
get system status show system status
: A primary disk (the .qcow2 file) and a secondary disk (typically 30 GB ) for log storage.