On Wed, May 04, 2011 at 07:52:37PM +0400, Emre Erenoglu wrote:
Hi,
Please see the below discussion with the spice community.
libvirt is adding a parameter about video ram to qemu process and this
parameter might be responsible of a crash in the qxl at higher resolutions.
Spice people tell me that their default ram should be 64 Mbytes.
I'm using libvirt 0.9.0 and qemu 0.14, virt-manager 0.8.7. When configuring
a guest in virt-manager, cirrus driver is added as default, then you can
change it to qxl, but the 9 MB videoram parameter can't be adjusted and it
does not automatically change to 64 MB. If you add a 2nd qxl video card,
then it has 64 MB memory.
The parameter that qemu gets with one qxl device is:
-vga qxl -global qxl-vga.vram_size=9437184
The parameter that qemu gets with a second qxl device is:
-vga qxl -global qxl-vga.vram_size=9437184 -device
qxl,id=video1,vram_size=67108864,bus=pci.0,addr=0x8
Is this a bug in libvirt or other related tools?
libvirt allows arbitrary RAM specification for QXL, so I
think it is probably a virt-manager issue. When changing
the display type from cirrus -> qxl, virt-manager should
probably just remove any RAM attribute in the XML and let
libvirt re-assign the default setting
Daniel
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