Re: Windows NT4 on KVM+QEMU extremely slow...

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On Wed, Apr 17, 2013 at 07:34:00PM +0000, Vin=C3=ADcius Ferr=C3=A3o wrote:
> Hello dudes,
>=20
> I'm running Windows NT 4 Terminal Server on QEMU and the performance is t=
oo slow; I don't even know how to debug it and I even don't if this is norm=
al or not.
>=20
> On VMWare Player the performance was much better. And this isn't a migrat=
ion. I've reinstalled the NT4 from the ground.
>=20
> Anyway; i'm launching the VM with this arguments:
> kvm -m 128m -name WinNT4TS -drive file=3Dwinnt4ts.raw -cdrom Windows\ NT\=
 4\ Terminal\ Server\ Image/WINNT-TSE40.iso -net nic,model=3Dne2k_pci,macad=
dr=3D00:0c:29:74:fa:b4 -net tap -vga std -cpu pentium,level=3D1 -smp 1 -no-=
acpi -no-hpet -no-kvm -boot c -vnc none -daemonize

Hi,

iirc the commandline switch --no-kvm disables kvm (so it'S just software
emulated qemu). You disable hardware virtualization accerleration with
it.

Other than that: more than 128 MB ram will most likely also help to
speed things up.

WKR
Hinnerk

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