Re: [Qemu-devel] Is there a patch for kqemu 1.3.0pre11 and qemu 0.9 to allow accelerated smp guests?

[andrzej zaborowski]

Hi,

On 11/07/07, n schembr <address@hidden> wrote:
> ok, This error is in kqemu.   The guest boots  with -no-kqemu option.
>
> The guest is booting ubuntu 7.04 linux 2.6.20-16-server.  Note: the host is 
> running 7.4 and I compiled with   ./configure --prefix=/usr/local --cc=gcc-3.4 
> --host-cc=gcc-3.4 --kernel-path=/usr/src/linux-headers-2.6.20-16-server/
> The host has a second guest running ubuntu dapper linux 2.6.15-28-686
>   qemu -vnc :1 -kernel-kqemu -daemonize -no-reboot -monitor 
> unix:/vservers/qemu/mail1/mail1.sock,server,nowait -boot c -hda /dev/sdc -net 
> nic,vlan=0,macaddr=00:16:3e:00:0f:10 -net 
> tap,vlan=0,ifname=br0-mail1,script=/etc/qemu-ifup-br0 -m 512

Just an idea, if your host is SMP too: try booting the guest kernel
with "notsc" param or setting qemu's affinity to a single CPU using
taskset. It may help or not :)

Cheers,
Andrzej