Il 09/apr/2014 18:05 "David Jaša" <djasa(a)redhat.com>
ha scritto:
>
> Hi,
>
> René met me in person and we got to root cause:
> when KMS is enabled for qxl (qxl kernel module is loaded), then bug
>
https://bugzilla.redhat.com/show_bug.cgi?id=1066422 occurs - you're
> without all agent features (clipboard sharing, arbitrary
> resolution, ...).
> When the qxl driver runs in UMS mode (with qxl blacklisted - add
> module.blacklist=qxl to kernel CLI on reboot), the agent won't crash
> anymore but it still won't be able to do resolution changes or monitor
> enabling for you
>
> The common bug is in qemu:
>
https://bugzilla.redhat.com/show_bug.cgi?id=1075139
>
> Gianluca, could you try f20 hosts?
F20 hosts? In which sense?
I remained that they are not supported neither in 3.3.x nor in 3.4...
It is the reason why my aio install is still on f19....
I meant hosts with newer qemu - some related patches would be available
there. Maybe virt-preview is the way to go if use of f20 is infeasible.
David
Or did you mean f20 client?
Gianluca
>
> What should work in all cases are rhel6 guests on rhel6 hosts...
>
> David
>
>
>
> On Út, 2014-04-08 at 21:25 +0200, Gianluca Cecchi wrote:
> > Some prelimianry tests at my side.
> >
> > oVirt 3.4 on fedora 19 AIO.
> > Datacenter and cluster configured as 3.4 level
> > Some packages on it
> > libvirt-1.1.3.2-1.fc19.x86_64
> > qemu-kvm-1.6.1-2.fc19.x86_64
> > vdsm-4.14.6-0.fc19.x86_64
> > spice-server-0.12.4-3.fc19.x86_64
> >
> > guest is an updated Fedora 19 system configured based on blank
> > template and OS=Linux
> > and
> > xorg-x11-drv-qxl-0.1.1-3.fc19.x86_64
> > spice-vdagent-0.14.0-5.fc19.x86_64
> >
> > Client is an updated Fedora 20 box with virt-viewer-0.6.0-1.fc20.x86_64
> >
> > If I select the "Single PCI" checkbox in console options of guest
and
> > connect from the Fedora 20 client I don't see at all an option in
> > remote-viewer to open a second display and no new display detected in
> > guest.
> > And lspci on guest indeed gives only one video controller.
> >
> > BTW: what is this option for, apart the meaning?
> >
> > If I deselect the "Single PCI" checkbox I get the "Display
2" option
> > in remote-viewer but it is greyed out.
> > No new monitor in "detect displays" of guest.
> >
> > In this last situation I have on host this qem-kvm command line:
> > qemu 16664 1 48 21:04 ? 00:02:42
> > /usr/bin/qemu-system-x86_64 -machine accel=kvm -name f19 -S -machine
> > pc-1.0,accel=kvm,usb=off -cpu Opteron_G3 -m 2048 -realtime mlock=off
> > -smp 1,maxcpus=160,sockets=160,cores=1,threads=1 -uuid
> > 55d8b95b-f420-4208-a2fb-5f370d05f5d8 -smbios
> > type=1,manufacturer=oVirt,product=oVirt
> >
Node,version=19-8,serial=E0E1001E-8C00-002A-6F9A-90E6BAC9F1E1,uuid=55d8b95b-f420-4208-a2fb-5f370d05f5d8
> > -no-user-config -nodefaults -chardev
> >
socket,id=charmonitor,path=/var/lib/libvirt/qemu/f19.monitor,server,nowait
> > -mon chardev=charmonitor,id=monitor,mode=control -rtc
> > base=2014-04-08T19:04:45,driftfix=slew -no-shutdown -device
> > piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -device
> > virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x5 -device
> > usb-ccid,id=ccid0 -drive
> > if=none,id=drive-ide0-1-0,readonly=on,format=raw,serial= -device
> > ide-cd,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0 -drive
> >
file=/rhev/data-center/mnt/_data_DATA2/b24b94c7-5935-4940-9152-36ecd370ba7c/images/5e99a818-9fd1-47bb-99dc-50bd25374c2f/a2baa1e5-569f-4081-97a7-10ec2a20daab,if=none,id=drive-virtio-disk0,format=raw,serial=5e99a818-9fd1-47bb-99dc-50bd25374c2f,cache=none,werror=stop,rerror=stop,aio=threads
> > -device
virtio-blk-pci,scsi=off,bus=pci.0,addr=0x6,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1
> > -netdev tap,fd=28,id=hostnet0,vhost=on,vhostfd=29 -device
> >
virtio-net-pci,netdev=hostnet0,id=net0,mac=00:1a:4a:a8:01:55,bus=pci.0,addr=0x3
> > -chardev spicevmc,id=charsmartcard0,name=smartcard -device
> > ccid-card-passthru,chardev=charsmartc
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