When creating the disk ( qemu-img create -f qcow2 -o cluster_size=64K fortios.qcow2 100G ), a larger cluster size can reduce metadata overhead. The L2 cache settings can also be tuned to suit your workload.
Provide a hardened, preconfigured FortiGate VM image for KVM environments with tuned defaults, licensing and deployment automation for enterprise customers requiring an exclusive release. fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 exclusive
Securely copy ( scp ) the extracted .qcow2 image directly into that directory. When creating the disk ( qemu-img create -f