[Spice-devel] spice performance tweaking

[Frediano Ziglio]

Could you test at least? Would be very helpful. We could then backport some improvements. 

Frediano 

> thanx,I'll stick with the centos packages,

> I need a very good reason before I start using beta packages.
> And a nice to have feature is not one of them.

> Also I dug in to the openvpn tweaks and it seems that all of them are related
> to udp tunnels.
> Performance is sadly rather low when you have to use tcp (like me) because
> the firewall is managed by a third party.

> Rob Verduijn

> 2016-09-14 15:49 GMT+02:00 Frediano Ziglio < fziglio at redhat.com > :

> > > Hello,
> > 
> 

> > > I'm trying to improve my spice performance on a kvm host/guest.
> > 
> 
> > > It's currently rather slow and I can see screens beeing build up, and
> > > delays
> > > when draging windows.
> > 
> 

> > > It's being tunneled through openvpn, which is set to use tcp.
> > 
> 
> > > tcp required because of the firewall which is maintained by 3rd party.
> > 
> 

> > > I have full access to the kvm host, kvm guest and openvpn server.
> > 
> 

> > > Have you got any tips so that I can improve spice performance ?
> > 
> 
> > > I alrready am running tuned with the virtual-guest profile for guests and
> > > host profile for the host.
> > 
> 
> > > All systems are runnning CentOS 7
> > 
> 

> > > Any tips for :
> > 
> 
> > > - the KVM host ?
> > 
> 
> > > - the KVM guest ?
> > 
> 
> > > - the openvpn server ?
> > 
> 

> > > Cheers
> > 
> 
> > > Rob Verduijn
> > 
> 

> > Hi,
> 
> > can you try version at https://www.datafilehost.com/d/b07f008e ?
> 

> > The sha1 hash (please check it) is
> > 0e2191c363e109475aeb2bff401e699f0a07a795.
> 

> > Be prepare for the rollback, it's not a version meant for production usage.
> 

> > Frediano
> 
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