qemu-system-x86_64 -enable-kvm \ -m 4G \ -smp cpus=2 \ -cpu host \ -drive file=windows8.qcow2,if=virtio,format=qcow2 \ -cdrom /path/to/windows8.iso \ -drive file=/path/to/virtio-win.iso,media=cdrom \ -net nic,model=virtio -net user \ -vga qxl \ -usb -device usb-tablet \ -boot d Use code with caution. Breakdown of Key Parameters:
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Progress through the Windows 8 setup screens until you reach the screen. The disk list will be completely blank. Click Load Driver in the lower-left corner. windows 8 qcow2
: Bumps the default cluster size up to 2 Megabytes. This drastically reduces metadata fragmentation and improves sequential write speeds inside NTFS file systems.
To begin the installation, attach both the Windows 8 installation ISO and the VirtIO driver ISO. Set the hard drive interface target to virtio to utilize the speed of the QCOW2 storage architecture. qemu-system-x86_64 -enable-kvm \ -m 4G \ -smp cpus=2
Ensure Virtio SCSI is used instead of IDE.
This forces a clean copy-on-write scan, writing only populated data sectors into a brand-new, tightly packed target file. I need to provide a comprehensive guide
QCOW2 stands for "QEMU Copy-On-Write version 2." Unlike the raw img format or VMware’s VMDK, QCOW2 offers three killer features: