История изменений

У меня i7-4790K, проброшен asus radeon 7870 через vfio, конфиг вот такой:

sudo qemu-system-x86_64 \
-boot menu=on \
-enable-kvm \
-M q35 \
-m 8192 \
-cpu host \
-rtc base=localtime \
-smp 4,sockets=1,cores=2,threads=4 \
-bios /usr/share/qemu/bios.bin \
-acpitable file=/usr/share/seabios/q35-acpi-dsdt.aml \
-device ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root \
-device ahci,bus=pcie.0,id=ahci \
-device virtio-balloon-pci,id=balloon0,bus=pcie.0,addr=0x6 \
-drive file='/dev/vg0/vm-7',cache=writeback,if=none,id=drive-virtio-disk0,format=raw -device virtio-blk-pci,scsi=off,bus=pcie.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=2 \
-drive file='/dev/vg0/vm-7-data',cache=writeback,if=none,id=drive-virtio-disk1,format=raw -device virtio-blk-pci,scsi=off,bus=pcie.0,addr=0x4,drive=drive-virtio-disk1,id=virtio-disk1,bootindex=3 \
-net nic,model=virtio,vlan=0 -net tap,vlan=0,ifname=tap0,script=qemu-ifup \
-usb -usbdevice host:046d:c521 -usbdevice host:046d:c52b \
-soundhw ac97 \
-device vfio-pci,host=01:00.0,bus=root,addr=00.0,multifunction=on,x-vga=on,romfile=Asus.HD7870.2048.120322.rom \
-device vfio-pci,host=01:00.1,bus=pcie.0 \
-vga none \
-nographic

стартует быстрее, чем на bare-metal, ядро 4.3.

У меня i7-4970K, проброшен asus radeon 7870 через vfio, конфиг вот такой:

sudo qemu-system-x86_64 \
-boot menu=on \
-enable-kvm \
-M q35 \
-m 8192 \
-cpu host \
-rtc base=localtime \
-smp 4,sockets=1,cores=2,threads=4 \
-bios /usr/share/qemu/bios.bin \
-acpitable file=/usr/share/seabios/q35-acpi-dsdt.aml \
-device ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root \
-device ahci,bus=pcie.0,id=ahci \
-device virtio-balloon-pci,id=balloon0,bus=pcie.0,addr=0x6 \
-drive file='/dev/vg0/vm-7',cache=writeback,if=none,id=drive-virtio-disk0,format=raw -device virtio-blk-pci,scsi=off,bus=pcie.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=2 \
-drive file='/dev/vg0/vm-7-data',cache=writeback,if=none,id=drive-virtio-disk1,format=raw -device virtio-blk-pci,scsi=off,bus=pcie.0,addr=0x4,drive=drive-virtio-disk1,id=virtio-disk1,bootindex=3 \
-net nic,model=virtio,vlan=0 -net tap,vlan=0,ifname=tap0,script=qemu-ifup \
-usb -usbdevice host:046d:c521 -usbdevice host:046d:c52b \
-soundhw ac97 \
-device vfio-pci,host=01:00.0,bus=root,addr=00.0,multifunction=on,x-vga=on,romfile=Asus.HD7870.2048.120322.rom \
-device vfio-pci,host=01:00.1,bus=pcie.0 \
-vga none \
-nographic

стартует быстрее, чем на bare-metal, ядро 4.3.