Re: [fedora-virt] [Qemu-devel] Re: Fedora Virt status

[Boris Derzhavets]

>  Newer virt-manager versions also allow setting this in the UI.
I just set IDE Disk1 "cashe mode" none  before install.
No relief

Boris.


--- On Fri, 1/14/11, Cole Robinson <crobinso(a)redhat.com&gt; wrote:

From: Cole Robinson <crobinso(a)redhat.com&gt;
Subject: Re: [Qemu-devel] Re: [fedora-virt] Fedora Virt status
To: "Boris Derzhavets" <bderzhavets(a)yahoo.com&gt;
Cc: "Richard W.M. Jones" <rjones(a)redhat.com&gt;,
virt(a)lists.fedoraproject.org, "Justin M. Forbes" <jmforbes(a)linuxtx.org&gt;,
qemu-devel(a)nongnu.org
Date: Friday, January 14, 2011, 3:16 PM

On 01/14/2011 01:09 PM, Boris Derzhavets wrote:
> > Boris can you help me to parse this ...
>  
> > SL6 = Scientific Linux 6?
>  
>   Yes, I work with SL6 alpha 4
>  
> > And you're saying that Windows 7 is much faster on SL6 than on Fedora 14?
>  
>  Installation itself . Packages deployment phase is much faster on SL 6 ( alpha 4),
>  even if I don't pre-load viostor.sys ( option working only on SL 6 )
>  
Probably cache related. In RHEL6 we default to cache=none, not so in
Fedora. Use 'virsh edit' to stick <driver name='qemu'
cache='none'/>
in your <disk> block, and restart the guest. Newer virt-manager versions
also allow setting this in the UI.

- Cole

> > Are virtio-blk and virtio-net drivers installed in the Windows
> guest?
>  
>  Yes.
>  
>  
>  Please, view for details :-
>  
>
> http://bderzhavets.wordpress.com/2011/01/08/set-up-rh-virtio-scsi-driver-...
>  
>  XML profiles for F14 and SL6 will be sent to you a bit latter. I cannot reboot  box
> right
>  now.
>  
>  Boris.
>  
>  
>  --- On Fri, 1/14/11, Richard W.M. Jones <rjones(a)redhat.com&gt; wrote:
>  
>  From: Richard W.M. Jones <rjones(a)redhat.com&gt;
>  Subject: Re: [fedora-virt] Fedora Virt status
>  To: "Boris Derzhavets" <bderzhavets(a)yahoo.com&gt;
>  Cc: virt(a)lists.fedoraproject.org, "Justin M. Forbes"
> <jmforbes(a)linuxtx.org&gt;, qemu-devel(a)nongnu.org
>  Date: Friday, January 14, 2011, 12:40 PM
>  
>  On Thu, Jan 13, 2011 at 08:27:17AM -0800, Boris Derzhavets wrote:
> > Windows 7 KVM install runs unbelievably fast on SL 6 ( alpha 3) vs F14 with the
> > most recent libvirt stuff :
>  
>  Boris can you help me to parse this ...
>  
>  SL6 = Scientific Linux 6?
>  
>  And you're saying that Windows 7 is much faster on SL6 than on Fedora 14?
>  
> > P.S. It happens no matter of pre-install loading Virtio SCSI driver,
> > which is also possible only on SL6 via virtio-win.1.1.16.noarch.rpm.
>  
>  Not sure what 'Virtio SCSI' is.
>  
>  Are virtio-blk and virtio-net drivers installed in the Windows guest?
>  
>  What does the libvirt XML for this guest look like (from both SL6 and
>  Fedora 14)?
>  
>  Rich.
>