[Spice-devel] Possible Windows vdagent problems

[Arnon Gilboa]

Hi John,
See my comments below.
Arnon

John A. Sullivan III wrote:
> Hello, all.  I'm spinning this off of the "Unfair Comparisons with RDP"
> thread as that one is getting a bit long.  However, in it, Yaniv
> identified that we were not using vdagent in our Windows guest based
> upon the packet traces we submitted.  That sounded plausible as we have
> noticed the agent being quite unstable.  We are often unable to connect
> or the session seems to die.  We then connect as administrator via RDP
> and restart the RHEV Spice Agent and all is well again.
>   
Can you please be more specific with regards to "agent being quite 
unstable"?
Please describe the problems, and we'll try to solve them.
> I was going to recompile it and reinstall however, after fighting all
> day long to compile the Windows client as I thought that would be an
> easier test of my Windows compilation prowess as I did not see explicit
> instructions for compiling vdagent, I realized that
> http://www.spice-space.org/download/binaries/vdagent-win32_20110428.zip
> did not contain source but only pre-compiled binaries!
>   
I guess most of the zips in download/binaries, include only binaries.
You can find the agent sources at
http://cgit.freedesktop.org/spice/win32/vd_agent/
> So then I thought our qemu configuration must be off or the needed
> options were not support in our version (0.8.8).  However, that does not
> appear to be the case:
>
>    <controller type='virtio-serial' index='0'>
>       <address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/>
>     </controller>
> [ports='16' seems to be missing - I tried adding it but it was ignored and subsequently removed]
>     <channel type='spicevmc'>
>       <target type='virtio' name='com.redhat.spice.0'/>
>       <address type='virtio-serial' controller='0' bus='0' port='1'/>
>     </channel>
>
> When I dump the XML to native, I get:
> -device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x9
> -chardev spicevmc,id=charchannel0,name=vdagent
> -device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.spice.0
>   
I run qemu with the following:
-device virtio-serial -chardev spicevmc,id=vdagent,debug=0,name=vdagent 
-device virtserialport,chardev=vdagent,name=com.redhat.spice.0
> So what is wrong that we appear to not be using vdagent and why do we
> need to keep restarting it? Thanks - John
>   
Please provide more details and we'll try to help.
>
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